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1 features description/ordering information SN74AVC32T245 32-bit dual-supply bus transceiver with configurable voltage translation and 3-state outputs sces553e ? may 2004 ? revised august 2007 www.ti.com 2 member of the texas instruments widebus+? i/os are 4.6-v tolerant family max data rates control inputs v ih /v il levels are referenced to ? 380 mbps (1.8-v to 3.3-v translation) v cca voltage ? 200 mbps (< 1.8-v to 3.3-v translation) v cc isolation feature ? if either v cc input is at ? 200 mbps (translate to 2.5 v or 1.8v) gnd, both ports are in the high-impedance ? 150 mbps (translate to 1.5 v) state ? 100 mbps (translate to 1.2 v) overvoltage-tolerant inputs/outputs allow latch-up performance exceeds 100 ma per mixed-voltage-mode data communications jesd 78, class ii fully configurable dual-rail design allows esd protection exceeds jesd 22 each port to operate over full 1.2-v to 3.6-v power-supply range ? 4000-v human-body model (a114-a) i off supports partial-power-down mode ? 200-v machine model (a115-a) operation ? 1000-v charged-device model (c101) this 32-bit noninverting bus transceiver uses two separate configurable power-supply rails. the SN74AVC32T245 is optimized to operate with v cca /v ccb set at 1.4 v to 3.6 v. it is operational with v cca /v ccb as low as 1.2 v. the a port is designed to track v cca . v cca accepts any supply voltage from 1.2 v to 3.6 v. the b port is designed to track v ccb . v ccb accepts any supply voltage from 1.2 v to 3.6 v. this allows for universal low-voltage bidirectional translation between any of the 1.2-v, 1.5-v, 1.8-v, 2.5-v, and 3.3-v voltage nodes. the SN74AVC32T245 is designed for asynchronous communication between data buses. the device transmits data from the a bus to the b bus or from the b bus to the a bus, depending on the logic level at the direction-control (dir) input. the output-enable ( oe) input can be used to disable the outputs so the buses are effectively isolated. the SN74AVC32T245 is designed so that the control pins (1dir, 2dir, 3dir, 4dir, 1 oe, 2 oe, 3 oe, and 4 oe) are supplied by v cca . this device is fully specified for partial-power-down applications using i off . the i off circuitry disables the outputs, preventing damaging current backflow through the device when it is powered down. the v cc isolation feature ensures that if either v cc input is at gnd, then both ports are in the high-impedance state. to ensure the high-impedance state during power up or power down, oe should be tied to v cc through a pullup resistor; the minimum value of the resistor is determined by the current-sinking capability of the driver. ordering information t a package (1) (2) orderable part number top-side marking lfbga ? gke SN74AVC32T245gker ? 40 c to 85 c lfbga ? zke (pb-free) tape and reel SN74AVC32T245zker wy245 lfbga ? zrl (pb-free) SN74AVC32T245zrlr (1) package drawings, thermal data, and symbolization are available at www.ti.com/packaging . (2) for the most current package and ordering information, see the package option addendum at the end of this document, or see the ti website at www.ti.com . 1 please be aware that an important notice concerning availability, standard warranty, and use in critical applications of texas instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. 2 widebus+ is a trademark of texas instruments. unless otherwise noted this document contains copyright ? 2004 ? 2007, texas instruments incorporated production data information current as of publication date. products conform to specifications per the terms of texas instruments standard warranty. production processing does not necessarily include testing of all parameters.
SN74AVC32T245 32-bit dual-supply bus transceiver with configurable voltage translation and 3-state outputs sces553e ? may 2004 ? revised august 2007 terminal assignments 1 2 3 4 5 6 a 1b2 1b1 1dir 1 oe 1a1 1a2 b 1b4 1b3 gnd gnd 1a3 1a4 c 1b6 1b5 v ccb v cca 1a5 1a6 d 1b8 1b7 gnd gnd 1a7 1a8 e 2b2 2b1 gnd gnd 2a1 2a2 f 2b4 2b3 v ccb v cca 2a3 2a4 g 2b6 2b5 gnd gnd 2a5 2a6 h 2b7 2b8 2dir 2 oe 2a8 2a7 j 3b2 3b1 3dir 3 oe 3a1 3a2 k 3b4 3b3 gnd gnd 3a3 3a4 l 3b6 3b5 v ccb v cca 3a5 3a6 m 3b8 3b7 gnd gnd 3a7 3a8 n 4b2 4b1 gnd gnd 4a1 4a2 p 4b4 4b3 v ccb v cca 4a3 4a4 r 4b6 4b5 gnd gnd 4a5 4a6 t 4b7 4b8 4dir 4 oe 4a8 4a7 function table (each 8-bit section) inputs operation oe dir l l b data to a bus l h a data to b bus h x isolation 2 submit documentation feedback copyright ? 2004 ? 2007, texas instruments incorporated product folder link(s): SN74AVC32T245 www.ti.com gke or zke package (top view) zrl package (top view) j h g f e d c b a 2 1 3 4 6 5 p n m l k t r j h g f e d c b a 2 1 3 4 6 5 p n m l k t r
SN74AVC32T245 32-bit dual-supply bus transceiver with configurable voltage translation and 3-state outputs sces553e ? may 2004 ? revised august 2007 logic diagram (positive logic) copyright ? 2004 ? 2007, texas instruments incorporated submit documentation feedback 3 product folder link(s): SN74AVC32T245 www.ti.com t o seven other channels 1dir 1a1 1b1 1oe t o seven other channels 2dir 2a1 2b1 2oe a3a5 h3e5 a4a2 h4 e2 t o seven other channels 3dir 3a1 3b1 3oe t o seven other channels 4dir 4a1 4b1 4oe j3j5 t3n5 j4j2 t4 n2
absolute maximum ratings (1) SN74AVC32T245 32-bit dual-supply bus transceiver with configurable voltage translation and 3-state outputs sces553e ? may 2004 ? revised august 2007 over operating free-air temperature range (unless otherwise noted) min max unit v cca supply voltage range ? 0.5 4.6 v v ccb i/o ports (a port) ? 0.5 4.6 v i input voltge range (2) i/o ports (b port) ? 0.5 4.6 v control inputs ? 0.5 4.6 a port ? 0.5 4.6 v o voltage range applied to any output in the high-impedance or power-off state (2) v b port ? 0.5 4.6 a port ? 0.5 v cca + 0.5 v o voltage range applied to any output in the high or low state (2) (3) v b port ? 0.5 v ccb + 0.5 i ik input clamp current v i < 0 ? 50 ma i ok output clamp current v o < 0 ? 50 ma i o continuous output current 50 ma continuous current through each v cca , v ccb , and gnd 100 ma gke/zke package 40 ja package thermal impedance (4) c/w zrl package tbd t stg storage temperature range ? 65 150 c (1) stresses beyond those listed under "absolute maximum ratings" may cause permanent damage to the device. these are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated under "recommended operating conditions" is not implied. exposure to absolute-maximum-rated conditions for extended periods may affect device reliability. (2) the input voltage and output negative-voltage ratings may be exceeded if the input and output current ratings are observed. (3) the output positive-voltage rating may be exceeded up to 4.6 v maximum if the output current rating is observed. (4) the package thermal impedance is calculated in accordance with jesd 51-7. 4 submit documentation feedback copyright ? 2004 ? 2007, texas instruments incorporated product folder link(s): SN74AVC32T245 www.ti.com
recommended operating conditions (1) (2) (3) SN74AVC32T245 32-bit dual-supply bus transceiver with configurable voltage translation and 3-state outputs sces553e ? may 2004 ? revised august 2007 v cci v cco min max unit v cca supply voltage 1.2 3.6 v v ccb supply voltage 1.2 3.6 v 1.2 v to 1.95 v v cci 0.65 v ih high-level input voltage data inputs (4) 1.95 v to 2.7 v 1.6 v 2.7 v to 3.6 v 2 1.2 v to 1.95 v v cci 0.35 v il low-level input voltage data inputs (4) 1.95 v to 2.7 v 0.7 v 2.7 v to 3.6 v 0.8 1.2 v to 1.95 v v cca 0.65 dir v ih high-level input voltage 1.95 v to 2.7 v 1.6 v (referenced to v cca ) (5) 2.7 v to 3.6 v 2 1.2 v to 1.95 v v cca 0.35 dir v il low-level input voltage 1.95 v to 2.7 v 0.7 v (referenced to v cca ) (5) 2.7 v to 3.6 v 0.8 v i input voltage 0 3.6 v active state 0 v cco v o output voltage v 3-state 0 3.6 1.2 v ? 3 1.4 v to 1.6 v ? 6 i oh high-level output current 1.65 v to 1.95 v ? 8 ma 2.3 v to 2.7 v ? 9 3 v to 3.6 v ? 12 1.2 v 3 1.4 v to 1.6 v 6 i ol low-level output current 1.65 v to 1.95 v 8 ma 2.3 v to 2.7 v 9 3 v to 3.6 v 12 t/ v input transition rise or fall rate 5 ns/v t a operating free-air temperature ? 40 85 c (1) v cci is the v cc associated with the data input port. (2) v cco is the v cc associated with the output port. (3) all unused data inputs of the device must be held at v cci or gnd to ensure proper device operation. refer to the ti application report, implications of slow or floating cmos inputs, literature number scba004. (4) for v cci values not specified in the data sheet, v ih min = v cci 0.7 v, v il max = v cci 0.3 v. (5) for v cci values not specified in the data sheet, v ih min = v cca 0.7 v, v il max = v cca 0.3 v. copyright ? 2004 ? 2007, texas instruments incorporated submit documentation feedback 5 product folder link(s): SN74AVC32T245 www.ti.com
electrical characteristics SN74AVC32T245 32-bit dual-supply bus transceiver with configurable voltage translation and 3-state outputs sces553e ? may 2004 ? revised august 2007 over recommended operating free-air temperature range (unless otherwise noted) (1) (2) t a = 25 c -40 c to 85 c parameter test conditions v cca v ccb unit min typ max min max i oh = ? 100 a 1.2 v to 3.6 v 1.2 v to 3.6 v v cco ? 0.2 v i oh = ? 3 ma 1.2 v 1.2 v 0.95 i oh = ? 6 ma 1.4 v 1.4 v 1.05 v oh v i = v ih v i oh = ? 8 ma 1.65 v 1.65 v 1.2 i oh = ? 9 ma 2.3 v 2.3 v 1.75 i oh = ? 12 ma 3 v 3 v 2.3 i ol = 100 a 1.2 v to 3.6 v 1.2 v to 3.6 v 0.2 i ol = 3 ma 1.2 v 1.2 v 0.15 i ol = 6 ma 1.4 v 1.4 v 0.35 v ol v i = v il v i ol = 8 ma 1.65 v 1.65 v 0.45 i ol = 9 ma 2.3 v 2.3 v 0.55 i ol = 12 ma 3 v 3 v 0.7 control i i v i = v cca or gnd 1.2 v to 3.6 v 1.2 v to 3.6 v 0.025 0.25 1 a inputs a or b 0 v 0 to 3.6 v 0.1 2.5 5 port i off v i or v o = 0 to 3.6 v a a or b 0 to 3.6 v 0 v 0.1 2.5 5 port v o = v cco or gnd, a or b i oz (3) v i = v cci or gnd, 3.6 v 3.6 v 0.5 2.5 5 a port oe =v ih 1.2 v to 3.6 v 1.2 v to 3.6 v 50 i cca v i = v cci or gnd, i o = 0 0 v 3.6 v ? 10 a 3.6 v 0 v 50 1.2 v to 3.6 v 1.2 v to 3.6 v 50 i ccb v i = v cci or gnd, i o = 0 0 v 3.6 v 50 a 3.6 v 0 v ? 10 i cca + i ccb v i = v cci or gnd, i o = 0 1.2 v to 3.6 v 1.2 v to 3.6 v 90 a control c i v i = 3.3 v or gnd 3.3 v 3.3 v 3.5 pf inputs a or b c io v o = 3.3 v or gnd 3.3 v 3.3 v 7 pf port (1) v cco is the v cc associated with the output port. (2) v cci is the v cc associated with the input port. (3) for i/o ports, the parameter i oz includes the input leakage current. 6 submit documentation feedback copyright ? 2004 ? 2007, texas instruments incorporated product folder link(s): SN74AVC32T245 www.ti.com
switching characteristics switching characteristics SN74AVC32T245 32-bit dual-supply bus transceiver with configurable voltage translation and 3-state outputs sces553e ? may 2004 ? revised august 2007 over recommended operating free-air temperature range, v cca = 1.2 v (see figure 11 ) v ccb = 1.2 v v ccb = 1.5 v v ccb = 1.8 v v ccb = 2.5 v v ccb = 3.3 v from to parameter unit (input) (output) typ typ typ typ typ t plh 4.1 3.3 3 2.8 3.2 a b ns t phl 4.1 3.3 3 2.8 3.2 t plh 4.4 4 3.8 3.6 3.5 b a ns t phl 4.4 4 3.8 3.6 3.5 t pzh 6.4 6.4 6.4 6.4 6.4 oe a ns t pzl 6.4 6.4 6.4 6.4 6.4 t pzh 6 4.6 4 3.4 3.2 oe b ns t pzl 6 4.6 4 3.4 3.2 t phz 6.6 6.6 6.6 6.6 6.8 oe a ns t plz 6.6 6.6 6.6 6.6 6.8 t phz 6 4.9 4.9 4.2 5.3 oe b ns t plz 6 4.9 4.9 4.2 5.3 over recommended operating free-air temperature range, v cca = 1.5 v 0.1 v (see figure 11 ) v ccb = 1.5 v v ccb = 1.8 v v ccb = 2.5 v v ccb = 3.3 v v ccb = 1.2 v from to 0.1 v 0.15 v 0.2 v 0.3 v parameter unit (input) (output) typ min max min max min max min max t plh 3.6 0.5 6.2 0.5 5.2 0.5 4.1 0.5 3.7 a b ns t phl 3.6 0.5 6.2 0.5 5.2 0.5 4.1 0.5 3.7 t plh 3.3 0.5 6.2 0.5 5.9 0.5 5.6 0.5 5.5 b a ns t phl 3.3 0.5 6.2 0.5 5.9 0.5 5.6 0.5 5.5 t pzh 4.3 1 10.1 1 10.1 1 10.1 1 10.1 oe a ns t pzl 4.3 1 10.1 1 10.1 1 10.1 1 10.1 t pzh 5.6 1 10.1 0.5 8.1 0.5 5.9 0.5 5.2 oe b ns t pzl 5.6 1 10.1 0.5 8.1 0.5 5.9 0.5 5.2 t phz 4.5 1.5 9.1 1.5 9.1 1.5 9.1 1.5 9.1 oe a ns t plz 4.5 1.5 9.1 1.5 9.1 1.5 9.1 1.5 9.1 t phz 5.5 1.5 8.7 1.5 7.5 1 6.5 1 6.3 oe b ns t plz 5.5 1.5 8.7 1.5 7.5 1 6.5 1 6.3 copyright ? 2004 ? 2007, texas instruments incorporated submit documentation feedback 7 product folder link(s): SN74AVC32T245 www.ti.com
switching characteristics switching characteristics SN74AVC32T245 32-bit dual-supply bus transceiver with configurable voltage translation and 3-state outputs sces553e ? may 2004 ? revised august 2007 over recommended operating free-air temperature range, v cca = 1.8 v 0.15 v (see figure 11 ) v ccb = 1.5 v v ccb = 1.8 v v ccb = 2.5 v v ccb = 3.3 v v ccb = 1.2 v from to 0.1 v 0.15 v 0.2 v 0.3 v parameter unit (input) (output) typ min max min max min max min max t plh 3.4 0.5 5.9 0.5 4.8 0.5 3.7 0.5 3.3 a b ns t phl 3.4 0.5 5.9 0.5 4.8 0.5 3.7 0.5 3.3 t plh 3 0.5 5.2 0.5 4.8 0.5 4.5 0.5 4.4 b a ns t phl 3 0.5 5.2 0.5 4.8 0.5 4.5 0.5 4.4 t pzh 3.4 1 7.8 1 7.8 1 7.8 1 7.8 oe a ns t pzl 3.4 1 7.8 1 7.8 1 7.8 1 7.8 t pzh 5.4 1 9.2 0.5 7.4 0.5 5.3 0.5 4.5 oe b ns t pzl 5.4 1 9.2 0.5 7.4 0.5 5.3 0.5 4.5 t phz 4.2 1.5 7.7 1.5 7.7 1.5 7.7 1.5 7.7 oe a ns t plz 4.2 1.5 7.7 1.5 7.7 1.5 7.7 1.5 7.7 t phz 5.2 1.5 8.4 1.5 7.1 1 5.9 1 5.7 oe b ns t plz 5.2 1.5 8.4 1.5 7.1 1 5.9 1 5.7 over recommended operating free-air temperature range, v cca = 2.5 v 0.2 v (see figure 11 ) v ccb = 1.5 v v ccb = 1.8 v v ccb = 2.5 v v ccb = 3.3 v v ccb = 1.2 v from to 0.1 v 0.15 v 0.2 v 0.3 v parameter unit (input) (output) typ min max min max min max min max t plh 3.2 0.5 5.6 0.5 4.5 0.5 3.3 0.5 2.8 a b ns t phl 3.2 0.5 5.6 0.5 4.5 0.5 3.3 0.5 2.8 t plh 2.6 0.5 4.1 0.5 3.7 0.5 3.3 0.5 3.2 b a ns t phl 2.6 0.5 4.1 0.5 3.7 0.5 3.3 0.5 3.2 t pzh 2.5 0.5 5.3 0.5 5.3 0.5 5.3 0.5 5.3 oe a ns t pzl 2.5 0.5 5.3 0.5 5.3 0.5 5.3 0.5 5.3 t pzh 5.2 0.5 9.4 0.5 7.3 0.5 5.1 0.5 4.5 oe b ns t pzl 5.2 0.5 9.4 0.5 7.3 0.5 5.1 0.5 4.5 t phz 3 1 6.1 1 6.1 1 6.1 1 6.1 oe a ns t plz 3 1 6.1 1 6.1 1 6.1 1 6.1 t phz 5 1 7.9 1 6.6 1 6.1 1 5.2 oe b ns t plz 5 1 7.9 1 6.6 1 6.1 1 5.2 8 submit documentation feedback copyright ? 2004 ? 2007, texas instruments incorporated product folder link(s): SN74AVC32T245 www.ti.com
switching characteristics operating characteristics SN74AVC32T245 32-bit dual-supply bus transceiver with configurable voltage translation and 3-state outputs sces553e ? may 2004 ? revised august 2007 over recommended operating free-air temperature range, v cca = 3.3 v 0.3 v (see figure 11 ) v ccb = 1.5 v v ccb = 1.8 v v ccb = 2.5 v v ccb = 3.3 v v ccb = 1.2 v from to 0.1 v 0.15 v 0.2 v 0.3 v parameter unit (input) (output) typ min max min max min max min max t plh 3.2 0.5 5.5 0.5 4.4 0.5 3.2 0.5 2.7 a b ns t phl 3.2 0.5 5.5 0.5 4.4 0.5 3.2 0.5 2.7 t plh 2.8 0.5 3.7 0.5 3.3 0.5 2.8 0.5 2.7 b a ns t phl 2.8 0.5 3.7 0.5 3.3 0.5 2.8 0.5 2.7 t pzh 2.2 0.5 4.3 0.5 4.2 0.5 4.1 0.5 4 oe a ns t pzl 2.2 0.5 4.3 0.5 4.2 0.5 4.1 0.5 4 t pzh 5.1 0.5 9.3 0.5 7.2 0.5 4.9 0.5 4 oe b ns t pzl 5.1 0.5 9.3 0.5 7.2 0.5 4.9 0.5 4 t phz 3.4 0.5 5 0.5 5 0.5 5 0.5 5 oe a ns t plz 3.4 0.5 5 0.5 5 0.5 5 0.5 5 t phz 4.9 1 7.7 1 6.5 1 5.2 0.5 5 oe b ns t plz 4.9 1 7.7 1 6.5 1 5.2 0.5 5 t a = 25 c v cca = v cca = v cca = v cca = v cca = test v ccb = 1.2 v v ccb = 1.5 v v ccb = 1.8 v v ccb = 2.5 v v ccb = 3.3 v parameter unit conditions typ typ typ typ typ outputs 1 1 1 1 2 enabled a to b outputs 1 1 1 1 1 c l = 0, disabled c pda (1) f = 10 mhz, pf outputs t r = t f = 1 ns 13 13 14 15 16 enabled b to a outputs 1 1 1 1 1 disabled outputs 13 13 14 15 16 enabled a to b outputs 1 1 1 1 1 c l = 0, disabled c pdb (1) f = 10 mhz, pf outputs t r = t f = 1 ns 1 1 1 1 2 enabled b to a outputs 1 1 1 1 1 disabled (1) power dissipation capacitance per transceiver table 1. typical total static power consumption (i cca + i ccb ) v cca v ccb unit 0 v 1.2 v 1.5 v 1.8 v 2.5 v 3.3 v 0 v 0 <1 <1 <1 <1 <1 1.2 v <1 <2 <2 <2 <2 2 1.5 v <1 <2 <2 <2 <2 2 a 1.8 v <1 <2 <2 <2 <2 <2 2.5 v <1 2 <2 <2 <2 <2 3.3 v <1 2 <2 <2 <2 <2 copyright ? 2004 ? 2007, texas instruments incorporated submit documentation feedback 9 product folder link(s): SN74AVC32T245 www.ti.com
typical characteristics SN74AVC32T245 32-bit dual-supply bus transceiver with configurable voltage translation and 3-state outputs sces553e ? may 2004 ? revised august 2007 figure 1. figure 2. figure 3. figure 4. 10 submit documentation feedback copyright ? 2004 ? 2007, texas instruments incorporated product folder link(s): SN74AVC32T245 www.ti.com 0 10 20 30 40 50 60 c l ? load capacitance ? pf t plh ? propagation delay ? ns 65 4 3 2 1 0 t a = 25 c v cca = 1.2 v v ccb = 1.2 v + v ccb = 1.5 v v ccb = 1.8 v v ccb = 2.5 v v ccb = 3.3 v c l ? load capacitance ? pf 0 10 20 30 40 50 60 65 4 3 2 1 0 65 4 3 2 1 0 t phl ? propagation delay ? ns v ccb = 1.2 v + v ccb = 1.5 v v ccb = 1.8 v v ccb = 2.5 v v ccb = 3.3 v t a = 25 c v cca = 1.2 v c l ? load capacitance ? pf t plh ? propagation delay ? ns 0 10 20 30 40 50 60 65 4 3 2 1 0 v ccb = 1.2 v + v ccb = 1.5 v v ccb = 1.8 v v ccb = 2.5 v v ccb = 3.3 v t a = 25 c v cca = 1.5 v 0 10 20 30 40 50 60 65 4 3 2 1 0 t phl ? propagation delay ? ns t a = 25 c v cca = 1.5 v c l ? load capacitance ? pf v ccb = 1.2 v + v ccb = 1.5 v v ccb = 1.8 v v ccb = 2.5 v v ccb = 3.3 v
SN74AVC32T245 32-bit dual-supply bus transceiver with configurable voltage translation and 3-state outputs sces553e ? may 2004 ? revised august 2007 typical characteristics (continued) figure 5. figure 6. figure 7. figure 8. copyright ? 2004 ? 2007, texas instruments incorporated submit documentation feedback 11 product folder link(s): SN74AVC32T245 www.ti.com 0 10 20 30 40 50 60 65 4 3 2 1 0 t a = 25 c v cca = 1.8 v c l ? load capacitance ? pf v ccb = 1.2 v + v ccb = 1.5 v v ccb = 1.8 v v ccb = 2.5 v v ccb = 3.3 v t phl ? propagation delay ? ns 0 10 20 30 40 50 60 65 4 3 2 1 0 t a = 25 c v cca = 1.8 v c l ? load capacitance ? pf v ccb = 1.2 v + v ccb = 1.5 v v ccb = 1.8 v v ccb = 2.5 v v ccb = 3.3 v t plh ? propagation delay ? ns c l ? load capacitance ? pf 0 10 20 30 40 50 60 65 4 3 2 1 0 t a = 25 c v cca = 2.5 v v ccb = 1.2 v + v ccb = 1.5 v v ccb = 1.8 v v ccb = 2.5 v v ccb = 3.3 v t phl ? propagation delay ? ns 0 10 20 30 40 50 60 65 4 3 2 1 0 t a = 25 c v cca = 2.5 v c l ? load capacitance ? pf v ccb = 1.2 v + v ccb = 1.5 v v ccb = 1.8 v v ccb = 2.5 v v ccb = 3.3 v t plh ? propagation delay ? ns
SN74AVC32T245 32-bit dual-supply bus transceiver with configurable voltage translation and 3-state outputs sces553e ? may 2004 ? revised august 2007 typical characteristics (continued) figure 9. figure 10. 12 submit documentation feedback copyright ? 2004 ? 2007, texas instruments incorporated product folder link(s): SN74AVC32T245 www.ti.com 0 10 20 30 40 50 60 65 4 3 2 1 0 t a = 25 c v cca = 3.3 v c l ? load capacitance ? pf t plh ? propagation delay ? ns v ccb = 1.2 v + v ccb = 1.5 v v ccb = 1.8 v v ccb = 2.5 v v ccb = 3.3 v c l ? load capacitance ? pf 0 10 20 30 40 50 60 65 4 3 2 1 0 65 4 3 2 1 0 t a = 25 c v cca = 3.3 v t phl ? propagation delay ? ns v ccb = 1.2 v + v ccb = 1.5 v v ccb = 1.8 v v ccb = 2.5 v v ccb = 3.3 v
parameter measurement information SN74AVC32T245 32-bit dual-supply bus transceiver with configurable voltage translation and 3-state outputs sces553e ? may 2004 ? revised august 2007 figure 11. load circuit and voltage waveforms copyright ? 2004 ? 2007, texas instruments incorporated submit documentation feedback 13 product folder link(s): SN74AVC32T245 www.ti.com v oh v ol from output under t est c l (see note a) load circuit s1 2 v cco open gnd r l r l t plh t phl output control (low-level enabling) output w aveform 1 s1 at 2 v cco (see note b) output w aveform 2 s1 at gnd (see note b) t pzl t pzh t plz t phz v cca /2 v cca /2 v cci /2 v cci /2 v cci 0 v v cco /2 v cco /2 v oh v ol 0 v v cco /2 v ol + v tp v cco /2 v oh ? v tp 0 v v cci 0 v v cci /2 v cci /2 t w input v cca v cco volt age w aveforms propaga tion dela y times volt age w aveforms pulse dura tion volt age w aveforms enable and disable times output input t pd t plz /t pzl t phz /t pzh open 2 v cco gnd test s1 notes: a. c l includes probe and jig capacitance. b. w aveform 1 is for an output with internal conditions such that the output is low , except when disabled by the output control. waveform 2 is for an output with internal conditions such that the output is high, except when disabled by the output control. c. all input pulses are supplied by generators having the following characteristics: prr 10 mhz, z o = 50 , dv/dt 1 v/ns. d. the outputs are measured one at a time, with one transition per measurement. e. t plz and t phz are the same as t dis . f. t pzl and t pzh are the same as t en . g. t plh and t phl are the same as t pd . h. v cci is the v cc associated with the input port. i. v cco is the v cc associated with the output port. 1.2 v 1.5 v 0.1 v 1.8 v 0.15 v 2.5 v 0.2 v 3.3 v 0.3 v 2 k 2 k 2 k 2 k 2 k v cco r l 0.1 v0.1 v 0.15 v0.15 v 0.3 v v tp c l 15 pf15 pf 15 pf 15 pf 15 pf
packaging information orderable device status (1) package type package drawing pins package qty eco plan (2) lead/ball finish msl peak temp (3) SN74AVC32T245gker active lfbga gke 96 1000 tbd snpb level-2-235c-1 year SN74AVC32T245zker active lfbga zke 96 1000 green (rohs & no sb/br) snagcu level-3-260c-168 hr SN74AVC32T245zrlr active bga mi crosta r juni or zrl 96 2500 green (rohs & no sb/br) snagcu level-1-260c-unlim (1) the marketing status values are defined as follows: active: product device recommended for new designs. lifebuy: ti has announced that the device will be discontinued, and a lifetime-buy period is in effect. nrnd: not recommended for new designs. device is in production to support existing customers, but ti does not recommend using this part in a new design. preview: device has been announced but is not in production. samples may or may not be available. obsolete: ti has discontinued the production of the device. (2) eco plan - the planned eco-friendly classification: pb-free (rohs), pb-free (rohs exempt), or green (rohs & no sb/br) - please check http://www.ti.com/productcontent for the latest availability information and additional product content details. tbd: the pb-free/green conversion plan has not been defined. pb-free (rohs): ti's terms "lead-free" or "pb-free" mean semiconductor products that are compatible with the current rohs requirements for all 6 substances, including the requirement that lead not exceed 0.1% by weight in homogeneous materials. where designed to be soldered at high temperatures, ti pb-free products are suitable for use in specified lead-free processes. pb-free (rohs exempt): this component has a rohs exemption for either 1) lead-based flip-chip solder bumps used between the die and package, or 2) lead-based die adhesive used between the die and leadframe. the component is otherwise considered pb-free (rohs compatible) as defined above. green (rohs & no sb/br): ti defines "green" to mean pb-free (rohs compatible), and free of bromine (br) and antimony (sb) based flame retardants (br or sb do not exceed 0.1% by weight in homogeneous material) (3) msl, peak temp. -- the moisture sensitivity level rating according to the jedec industry standard classifications, and peak solder temperature. important information and disclaimer: the information provided on this page represents ti's knowledge and belief as of the date that it is provided. ti bases its knowledge and belief on information provided by third parties, and makes no representation or warranty as to the accuracy of such information. efforts are underway to better integrate information from third parties. ti has taken and continues to take reasonable steps to provide representative and accurate information but may not have conducted destructive testing or chemical analysis on incoming materials and chemicals. ti and ti suppliers consider certain information to be proprietary, and thus cas numbers and other limited information may not be available for release. in no event shall ti's liability arising out of such information exceed the total purchase price of the ti part(s) at issue in this document sold by ti to customer on an annual basis. package option addendum www.ti.com 2-oct-2009 addendum-page 1
tape and reel information *all dimensions are nominal device package type package drawing pins spq reel diameter (mm) reel width w1 (mm) a0 (mm) b0 (mm) k0 (mm) p1 (mm) w (mm) pin1 quadrant SN74AVC32T245gker lfbga gke 96 1000 330.0 24.4 5.7 13.7 2.0 8.0 24.0 q1 SN74AVC32T245zker lfbga zke 96 1000 330.0 24.4 5.7 13.7 2.0 8.0 24.0 q1 package materials information www.ti.com 11-mar-2008 pack materials-page 1
*all dimensions are nominal device package type package drawing pins spq length (mm) width (mm) height (mm) SN74AVC32T245gker lfbga gke 96 1000 346.0 346.0 41.0 SN74AVC32T245zker lfbga zke 96 1000 346.0 346.0 41.0 package materials information www.ti.com 11-mar-2008 pack materials-page 2

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