philips semiconductors CBT3244A octal bus switch with quad output enables product data sheet 2004 may 26 integrated circuits
philips semiconductors product data sheet CBT3244A octal bus switch with quad output enables 2 2004 may 26 features ? standard '244-type pinout ? 5 w switch connection between two ports ? ttl compatible control input levels ? package options include plastic small outline (d), shrink small outline (db), qsop (ds), and thin shrink small outline (tssop) ? latch-up protection exceeds 500 ma per jesd78 ? esd protection exceeds 1000 v hbm per jesd22-a114, 200 v mm per jesd22-a115 and 1000 v cdm per jesd22-c101 description the CBT3244A provides eight bits of high-speed ttl-compatible bus switching in a standard '244 device pinout. the low on-state resistance of the switch allows connections to be made with minimal propagation delay. the CBT3244A device is organized as two 4-bit low-impedance switches with separate output-enable (oe ) inputs. when oe is low, the switch is on and data can flow from port a to port b, or vice versa. when oe is high, the switch is open and high-impedance state exists between the two ports. the CBT3244A is characterized for operation from 40 c to 85 c. pin configuration e so, ssop, qsop, and tssop 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 1oe 1a1 2b4 1a2 2b3 1a3 2b2 1a4 2b1 1b4 gnd 2a2 1b3 2a3 1b2 2a4 1b1 2oe v cc 2a1 sa00501 figure 1. pin configuration e so, ssop, qsop, and tssop pin description pin number symbol name and function 1, 19 1oe , 2oe output enable 2, 4, 6, 8 1a11a4 inputs 11, 13, 15, 17 2a12a4 inputs 18, 16, 14, 12 1b11b4 outputs 9, 7, 5, 3 2b12b4 outputs 10 gnd ground (0v) 20 v cc positive supply voltage ordering information packages temperature range order code topside mark dwg number 20-pin plastic tssop 40 c to 85 c CBT3244Apw ct3244a sot360-1 20-pin plastic ssop (qsop) 40 c to 85 c CBT3244Ads ct3244ads sot724-1 20-pin plastic ssop 40 c to 85 c CBT3244Adb ct3244a sot339-1 20-pin plastic so 40 c to 85 c CBT3244Ad CBT3244Ad sot163-1 standard packing quantities and other packaging data is available at www.philipslogic.com/packaging.
philips semiconductors product data sheet CBT3244A octal bus switch with quad output enables 2004 may 26 3 logic symbol 1a1 1a4 2a1 2a4 1b1 1b4 2b1 2b4 2 8 18 12 11 17 9 3 sa00503 19 1 2oe 1oe function table inputs outputs 1oe 2oe 1a, 1b 2a, 2b l l 1a = 1b 2a = 2b l h 1a = 1b z h l z 2a = 2b h h z z h = high voltage level l = low voltage level z = high-impedance aoff o state absolute maximum ratings 1, 2 symbol parameter conditions rating unit v cc dc supply voltage 0.5 to +7.0 v i ik dc input diode current v i < 0 v 18 ma v i dc input voltage 3 1.2 to +7.0 v i ok dc output diode current v o < 0 v 50 ma v out dc output voltage 3 output in off or high state 0.5 to +7 v i out dc output current output in low state 128 ma t stg storage temperature range 65 to 150 c notes: 1. stresses beyond those listed 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 arecommended operating conditionso is not implied. exposur e to absolute-maximum-rated conditions for extended periods may affect device reliability. 2. the performance capability of a high-performance integrated circuit in conjunction with its thermal environment can create ju nction temperatures which are detrimental to reliability. the maximum junction temperature of this integrated circuit should not excee d 150 c. 3. the input and output voltage ratings may be exceeded if the input and output current ratings are observed. recommended operating conditions symbol parameter limits unit symbol parameter min max unit v cc dc supply voltage 4.5 5.5 v v ih high-level input voltage 2.0 e v v il low-level input voltage e 0.8 v t amb operating free-air temperature range 40 +85 c
philips semiconductors product data sheet CBT3244A octal bus switch with quad output enables 2004 may 26 4 dc electrical characteristics limits symbol parameter test conditions t amb = 40 c to +85 c unit min typ 1 max v ik input clamp voltage v cc = 4.5 v; i i = 18 ma e e 1.2 v i i input leakage current v cc = 5.5 v; v i = gnd or 5.5 v e e 1 m a i cc quiescent supply current v cc = 5.5 v; i o = 0, v i = v cc or gnd e 1 3 m a d i cc additional supply current per input pin 2 v cc = 5.5 v, one input at 3.4 v, other inputs at v cc or gnd e e 2.5 ma c i control pins input capacitance v i = 3 v or 0 v, oe = v cc e 3 e pf c io(off) input/output capacitance oe = v cc = 5.0 v e 3 e pf 3 v cc = 4.5 v; v i = 0 v; i i = 64 ma e 4 7 r on 3 on-resistance v cc = 4.5 v; v i = 0 v; i i = 30 ma e 4 7 w v cc = 4.5 v; v i = 2.4 v; i i = 15 ma e 8 15 notes: 1. all typical values are at v cc = 5 v, t amb = 25 c 2. this is the increase in supply current for each input that is at the specified ttl voltage level rather than v cc or gnd. 3. measured by the voltage drop between the a and the b terminals at the indicated current through the switch. on-state resistance is determined by the lowest voltage of the two (a or b) terminals. ac characteristics gnd = 0 v; t r; c l = 50 pf limits symbol parameter from (input) to (output) t amb = 40 c to +85 c v cc = +5.0 v 0.5 v unit min max t pd propagation delay 1 a or b b or a e .25 ns t en output enable time to high and low level oe a or b 1.0 5.6 ns t dis output disable time from high and low level oe a or b 1.0 6.0 ns note: 1. this parameter is warranted but not production tested. the propagation delay is based on the rc time constant of the typical on-state resistance of the switch and a load capacitance of 50 pf, when driven by an ideal voltage source (zero output impedance).
philips semiconductors product data sheet CBT3244A octal bus switch with quad output enables 2004 may 26 5 ac waveforms v m = 1.5 v, v in = gnd to 3.0 v input 1.5 v output t plh t phl sa00028 1.5 v 1.5 v 1.5 v 3 v 0 v v oh v ol waveform 1. input to output propagation delays output control (low-level enabling ) 1.5 v t pzh t phz v oh v ol t pzl t plz 3.5 v 0 v v ol + 0.3 v v oh 0.3 v sa00029 1.5 v 1.5 v 1.5 v 0 v 3 v output waveform 1 s1 at 7 v (see note) note: waveform 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. output waveform 2 s1 at open (see note) waveform 2. 3-state output enable and disable times test circuit and waveforms c l = 50 pf 500 w load circuit definitions c l = load capacitance includes jig and probe capacitance; see ac characteristics for value. test s1 t pd open t plz /t pzl 7 v t phz /t pzh open sa00012 500 w from output under test s1 7 v open gnd notes: 1. all input pulses are supplied by generators having the following characteristics: prr 10mhz, z o = 50 w , t r 2.5 ns, t f 2.5 ns. 2. the outputs are measured one at a time with one transition per measurement.
philips semiconductors product data sheet CBT3244A octal bus switch with quad output enables 2004 may 26 6 tssop20: plastic thin shrink small outline package; 20 leads; body width 4.4 mm sot360-1
philips semiconductors product data sheet CBT3244A octal bus switch with quad output enables 2004 may 26 7 ssop20: plastic shrink small outline package; 20 leads; body width 3.9 mm; lead pitch 0.635 mm sot724-1
philips semiconductors product data sheet CBT3244A octal bus switch with quad output enables 2004 may 26 8 ssop20: plastic shrink small outline package; 20 leads; body width 5.3 mm sot339-1
philips semiconductors product data sheet CBT3244A octal bus switch with quad output enables 2004 may 26 9 so20: plastic small outline package; 20 leads; body width 7.5 mm sot163-1
philips semiconductors product data sheet CBT3244A octal bus switch with quad output enables 2004 may 26 10 revision history rev date description _1 20040526 product data sheet (9397 750 13281) definitions short-form specification e the data in a short-form specification is extracted from a full data sheet with the same type number and title. for detailed i nformation see the relevant data sheet or data handbook. limiting values definition e limiting values given are in accordance with the absolute maximum rating system (iec 60134). stress above one or more of the l imiting values may cause permanent damage to the device. these are stress ratings only and operation of the device at these or at any o ther conditions above those given in the characteristics sections of the specification is not implied. exposure to limiting values for extended periods may affec t device reliability. application information e applications that are described herein for any of these products are for illustrative purposes only. philips semiconductors ma ke no representation or warranty that such applications will be suitable for the specified use without further testing or modificatio n. disclaimers life support e these products are not designed for use in life support appliances, devices, or systems where malfunction of these products ca n reasonably be expected to result in personal injury. philips semiconductors customers using or selling these products for use in such applica tions do so at their own risk and agree to fully indemnify philips semiconductors for any damages resulting from such application. right to make changes e philips semiconductors reserves the right to make changes in the productseincluding circuits, standard cells, and/or softwaree described or contained herein in order to improve design and/or performance. when the product is in full production (status `production') , relevant changes will be communicated via a customer product/process change notification (cpcn). philips semiconductors assumes no responsibility or liability for th e use of any of these products, conveys no license or title under any patent, copyright, or mask work right to these products, and makes no representations or warranti es that these products are free from patent, copyright, or mask work right infringement, unless otherwise specified. contact information for additional information please visit http://www.semiconductors.philips.com . fax: +31 40 27 24825 for sales offices addresses send e-mail to: sales.addresses@www.semiconductors.philips.com . ? koninklijke philips electronics n.v. 2004 all rights reserved. printed in u.s.a. date of release: 05-04 document order number: 9397 750 13281 philips semiconductors data sheet status [1] objective data preliminary data product data product status [2] [3] development qualification production definitions this data sheet contains data from the objective specification for product development. philips semiconductors reserves the right to change the specification in any manner without notice. this data sheet contains data from the preliminary specification. supplementary data will be published at a later date. philips semiconductors reserves the right to change the specification without notice, in order to improve the design and supply the best possible product. this data sheet contains data from the product specification. philips semiconductors reserves the right to make changes at any time in order to improve the design, manufacturing and supply. relevant changes will be communicated via a customer product/process change notification (cpcn). data sheet status [1] please consult the most recently issued data sheet before initiating or completing a design. [2] the product status of the device(s) described in this data sheet may have changed since this data sheet was published. the l atest information is available on the internet at url http://www.semiconductors.philips.com. [3] for data sheets describing multiple type numbers, the highest-level product status determines the data sheet status. level i ii iii
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