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| 74AC240, 74ACT240 Octal Buffer/Line Driver with 3-STATE Outputs April 2006 74AC240, 74ACT240 Octal Buffer/Line Driver with 3-STATE Outputs General Description The AC/ACT240 is an octal buffer and line driver designed to be employed as a memory address driver, clock driver and bus oriented transmitter or receiver which provides improved PC board density. Features ICC and IOZ reduced by 50% Inverting 3-STATE outputs drive bus lines or buffer memory address registers Outputs source/sink 24mA ACT240 has TTL-compatible inputs Ordering Information Order Number 74AC240SC 74AC240SJ 74AC240MTC 74AC240PC 74ACT240SC 74ACT240SC_NL 74ACT240SJ 74ACT240MTC 74ACT240PC 74ACT240PC_NL(1) (1) Package Number M20B M20D MTC20 N20A M20B M20B M20D MTC20 N20A N20A Package Description 20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300" Wide 20-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide 20-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 4.4mm Wide 20-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300" Wide 20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300" Wide Pb-Free 20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300" Wide 20-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide 20-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 4.4mm Wide 20-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300" Wide Pb-Free 20-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300" Wide Device also available in Tape and Reel. Specify by appending suffix letter "X" to the ordering code. Pb-Free package per JEDEC J-STD-020B. Note: 1. "_NL" indicates Pb-Free package (per JEDEC J-STD-020B). Please use order number as indicated. FACT is a trademark of Fairchild Semiconductor Corporation. (c)2006 Fairchild Semiconductor Corporation 1 www.fairchildsemi.com 74AC240, 74ACT240 Rev. 1.0.0 74AC240, 74ACT240 Octal Buffer/Line Driver with 3-STATE Outputs Logic Symbol IEEE/IEC OE1 I0 I1 I2 I3 EN O0 O1 O2 O3 Pin Descriptions Pin Names OE1, OE2 I0-I7 O0-O7 Description 3-STATE Output Enable Inputs Inputs Outputs Truth Tables OE2 I4 I5 I6 I7 EN O4 O5 O6 O7 Inputs OE1 L L H In L H X Outputs (Pins 12, 14, 16, 18) H L Z Connection Diagram OE2 OE1 2 I0 3 O4 4 I1 5 O5 6 I2 7 O6 8 I3 9 O7 10 GND 1 20 19 18 17 16 15 14 13 12 11 Inputs In L H X L L H Outputs (Pins 3, 5, 7, 9) H L Z VCC OE2 O0 I4 O1 I5 O2 I6 O3 I7 H = HIGH Voltage Level L = LOW Voltage Level X = Immaterial Z = High Impedance 2 74AC240, 74ACT240 Rev. 1.0.0 www.fairchildsemi.com 74AC240, 74ACT240 Octal Buffer/Line Driver with 3-STATE Outputs Absolute Maximum Ratings The "Absolute Maximum Ratings" are those values beyond which the safety of the device cannot be guaranteed. The device should not be operated at these limits. The parametric values defined in the Electrical Characteristics tables are not guaranteed at the absolute maximum ratings. The "Recommended Operating Conditions" table will define the conditions for actual device operation. Symbol VCC IIK Supply Voltage DC Input Diode Current VI = -0.5V VI = VCC + 0.5V DC Input Voltage Parameter Value -0.5 to +7.0 -20 +20 -0.5 to VCC + 0.5 -20 +20 -0.5 to VCC + 0.5 50 50 -65C to +150C 140 Units V mA V mA V mA mA C C VI IOK DC Output Diode Current VO = -0.5V VO = VCC + 0.5V DC Output Voltage DC Output Source or Sink Current DC VCC or Ground Current per Output Pin Storage Temperature Junction Temperature, PDIP VO IO ICC or IGND TSTG TJ Recommended Operating Conditions Symbol VCC Supply Voltage AC ACT Input Voltage Output Voltage Operating Temperature Minimum Input Edge Rate AC Devices, VIN from 30% to 70% of VCC VCC @ 3.3V, 4.5V, 5.5V Minimum Input Edge Rate ACT Devices, VIN from 0.8V to 2.0V VCC @ 4.5V, 5.5V Parameter Value 2.0 to 6.0 4.5 to 5.5 0 to VCC 0 to VCC -40 to +85 125 Units V V V C mV/ns VI VO TA V/t V/t 125 mV/ns 3 74AC240, 74ACT240 Rev. 1.0.0 www.fairchildsemi.com 74AC240, 74ACT240 Octal Buffer/Line Driver with 3-STATE Outputs DC Electrical Characteristics for AC Symbol VIH Parameter Conditions VCC (V) 3.0 4.5 5.5 3.0 4.5 5.5 3.0 4.5 5.5 TA = +25C Typ. 1.5 2.25 2.75 1.5 2.25 2.75 2.99 4.49 5.49 2.1 3.15 3.85 0.9 1.35 1.65 2.9 4.4 5.4 2.56 3.86 4.86 0.002 0.001 0.001 0.1 0.1 0.1 0.36 0.36 0.36 0.1 0.25 TA = -40C to +85C Guaranteed Limits 2.1 3.15 3.85 0.9 1.35 1.65 2.9 4.4 5.4 2.46 3.76 4.76 0.1 0.1 0.1 0.44 0.44 0.44 1.0 2.5 Units V Minimum HIGH Level VOUT = 0.1V or VCC - 0.1V Input Voltage VIL Maximum LOW Level VOUT = 0.1V or VCC - 0.1V Input Voltage V VOH Minimum HIGH Level IOUT = -50A Output Voltage V VIN = VIL or VIH IOH = -12mA IOH = -24mA IOH = -24mA VOL Maximum LOW Level IOUT = 50A Output Voltage (2) 3.0 4.5 5.5 3.0 4.5 5.5 V VIN = VIL or VIH IOL = 12mA IOL = 24mA IOL = 24mA IIN(4) IOZ Maximum Input Leakage Current Maximum 3-STATE Leakage Current Minimum Dynamic Output Current(3) Maximum Quiescent Supply Current (2) 3.0 4.5 5.5 5.5 5.5 VI = VCC, GND VI (OE) = VIL, VIH VI = VCC, GND VO = VCC, GND VOLD = 1.65V Max VOHD = 3.85V Min VIN = VCC or GND A A IOLD IOHD ICC(4) 5.5 5.5 5.5 4.0 75 -75 40.0 mA mA A Notes: 2. All outputs loaded; thresholds on input associated with output under test. 3. Maximum test duration 2.0ms, one output loaded at a time. 4. IIN and ICC @ 3.0V are guaranteed to be less than or equal to the respective limit @ 5.5V VCC. 4 74AC240, 74ACT240 Rev. 1.0.0 www.fairchildsemi.com 74AC240, 74ACT240 Octal Buffer/Line Driver with 3-STATE Outputs DC Electrical Characteristics for ACT Symbol VIH VIL VOH Parameter Conditions VCC (V) 4.5 5.5 4.5 5.5 4.5 5.5 4.5 5.5 4.5 5.5 4.5 5.5 5.5 5.5 5.5 5.5 5.5 5.5 TA = +25C Typ 1.5 1.5 1.5 1.5 4.49 5.49 2.0 2.0 0.8 0.8 4.4 5.4 3.86 4.86 0.001 0.001 0.1 0.1 0.36 0.36 0.1 0.25 0.6 TA = -40C to +85C Guaranteed Limits 2.0 2.0 0.8 0.8 4.4 5.4 3.76 4.76 0.1 0.1 0.44 0.44 1.0 2.5 1.5 75 -75 Units V V V Minimum HIGH Level VOUT = 0.1V or VCC - 0.1V Input Voltage Maximum LOW Level VOUT = 0.1V or VCC - 0.1V Input Voltage Minimum HIGH Level IOUT = -50A Output Voltage VIN = VIL or VIH IOH = -24mA IOH = -24mA(5) VOL Maximum LOW Level IOUT = 50A Output Voltage VIN = VIL or VIH IOL = 24mA IOL = 24mA(5) V IIN IOZ ICCT IOLD IOHD ICC Maximum Input Leakage Current Maximum 3-STATE Leakage Current Maximum ICC/Input Minimum Dynamic Output Current(6) Maximum Quiescent Supply Current VI = VCC, GND VI = VIL, VIH, VO = VCC, GND VI = VCC - 2.1V VOLD = 1.65V Max VOHD = 3.85V Min VIN = VCC or GND A A mA mA mA A 4.0 40.0 Notes: 5. All outputs loaded; thresholds on input associated with output under test. 6. Maximum test duration 2.0 ms, one output loaded at a time. 5 74AC240, 74ACT240 Rev. 1.0.0 www.fairchildsemi.com 74AC240, 74ACT240 Octal Buffer/Line Driver with 3-STATE Outputs AC Electrical Characteristics for AC TA = +25C CL = 50 pF Symbol tPLH tPHL tPZH tPZL tPHZ tPLZ -40C to +85C CL = 50 pF Max. 8.0 6.5 8.0 6.0 10.5 7.0 10.0 8.0 10.0 9.0 10.5 9.0 Parameter Propagation Delay Data to Output Propagation Delay Data to Output Output Enable Time Output Enable Time Output Disable Time Output Disable Time VCC (V)(7) Min. 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 Typ. 6.0 4.5 5.5 4.5 6.0 5.0 7.0 5.5 7.0 6.5 7.5 6.5 Min. 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 Max. 9.0 7.0 8.5 6.5 11.0 8.0 11.0 8.5 10.5 9.5 11.5 9.5 Units ns ns ns ns ns ns 3.3 5.0 3.3 5.0 3.3 5.0 3.3 5.0 3.3 5.0 3.3 5.0 Notes: 7. Voltage Range 3.3 is 3.3V 0.3V, Voltage Range 5.0 is 5.0V 0.5V AC Electrical Characteristics for ACT TA = +25C CL = 50 pF Symbol tPLH tPHL tPZH tPZL tPHZ tPLZ -40C to +85C CL = 50 pF Max. 8.5 7.5 8.5 9.5 9.5 10.0 Parameter Propagation Delay Data to Output Propagation Delay Data to Output Output Enable Time Output Enable Time Output Disable Time Output Disable Time VCC (V) 5.0 5.0 5.0 5.0 5.0 5.0 (8) Min. 1.5 1.5 1.5 2.0 2.0 2.5 Typ. 6.0 5.5 7.0 7.0 8.0 6.5 Min. 1.5 1.5 1.0 1.5 2.0 2.0 Max. 9.5 8.5 9.5 10.5 10.5 10.5 Units ns ns ns ns ns ns Notes: 8. Voltage Range 5.0 is 5.0V 0.5V Capacitance Symbol CIN CPD Parameter Input Capacitance Power Dissipation Capacitance Conditions VCC = OPEN VCC = 5.0V Typ. 4.5 45.0 Units pF pF 6 74AC240, 74ACT240 Rev. 1.0.0 www.fairchildsemi.com 74AC240, 74ACT240 Octal Buffer/Line Driver with 3-STATE Outputs Physical Dimensions inches (millimeters) unless otherwise noted 20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300" Wide Package Number M20B 7 74AC240, 74ACT240 Rev. 1.0.0 www.fairchildsemi.com 74AC240, 74ACT240 Octal Buffer/Line Driver with 3-STATE Outputs Physical Dimensions (Continued) millimeters unless otherwise noted Pb-Free 20-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide Package Number M20D 8 74AC240, 74ACT240 Rev. 1.0.0 www.fairchildsemi.com 74AC240, 74ACT240 Octal Buffer/Line Driver with 3-STATE Outputs Physical Dimensions (Continued) millimeters unless otherwise noted 20-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 4.4mm Wide Package Number MTC20 9 74AC240, 74ACT240 Rev. 1.0.0 www.fairchildsemi.com 74AC240, 74ACT240 Octal Buffer/Line Driver with 3-STATE Outputs Physical Dimensions (Continued) inches (millimeters) unless otherwise noted 20-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300" Wide Package Number N20A 10 74AC240, 74ACT240 Rev. 1.0.0 www.fairchildsemi.com 74AC240, 74ACT240 Octal Buffer/Line Driver with 3-STATE Outputs TRADEMARKS The following are registered and unregistered trademarks Fairchild Semiconductor owns or is authorized to use and is not intended to be an exhaustive list of all such trademarks. ACExTM FAST(R) ActiveArrayTM FASTrTM BottomlessTM FPSTM Build it NowTM FRFETTM CoolFETTM GlobalOptoisolatorTM CROSSVOLTTM GTOTM DOMETM HiSeCTM EcoSPARKTM I2CTM E2CMOSTM i-LoTM EnSignaTM ImpliedDisconnectTM FACTTM IntelliMAXTM FACT Quiet SeriesTM Across the board. Around the world.TM The Power Franchise(R) Programmable Active DroopTM DISCLAIMER ISOPLANARTM LittleFETTM MICROCOUPLERTM MicroFETTM MicroPakTM MICROWIRETM MSXTM MSXProTM OCXTM OCXProTM OPTOLOGIC(R) OPTOPLANARTM PACMANTM POPTM Power247TM PowerEdgeTM PowerSaverTM PowerTrench(R) QFET(R) QSTM QT OptoelectronicsTM Quiet SeriesTM RapidConfigureTM RapidConnectTM SerDesTM ScalarPumpTM SILENT SWITCHER(R) SMART STARTTM SPMTM StealthTM SuperFETTM SuperSOTTM-3 SuperSOTTM-6 SuperSOTTM-8 SyncFETTM TCMTM TinyLogic(R) TINYOPTOTM TruTranslationTM UHCTM UltraFET(R) UniFETTM VCXTM WireTM FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS. LIFE SUPPORT POLICY FAIRCHILDiS PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: 2. A critical component is any component of a life 1. Life support devices or systems are devices or support device or system whose failure to perform can systems which, (a) are intended for surgical implant into be reasonably expected to cause the failure of the life the body, or (b) support or sustain life, or (c) whose support device or system, or to affect its safety or failure to perform when properly used in accordance with instructions for use provided in the labeling, can be effectiveness. reasonably expected to result in significant injury to the user. PRODUCT STATUS DEFINITIONS Definition of Terms Datasheet Identification Advance Information Product Status Formative or In Design Definition This datasheet contains the design specifications for product development. Specifications may change in any manner without notice. This datasheet contains preliminary data, and supplementary data will be published at a later date. Fairchild Semiconductor reserves the right to make changes at any time without notice in order to improve design. This datasheet contains final specifications. Fairchild Semiconductor reserves the right to make changes at any time without notice in order to improve design. Preliminary First Production No Identification Needed Full Production Obsolete Not In Production This datasheet contains specifications on a product that has been discontinued by Fairchild semiconductor. The datasheet is printed for reference information only. Rev. I18 11 74AC240, 74ACT240 Rev. 1.0.0 www.fairchildsemi.com |
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