74AC241, 74ACT241 Octal Buffer/Line Driver with 3-STATE Outputs tm Features General Description ■ ICC and IOZ reduced by 50% ■ Non-inverting 3-STATE outputs drive bus lines or The AC/ACT241 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. buffer memory address registers ■ Outputs source/sink 24mA ■ ACT241 has TTL-compatible inputs Ordering Information Order Number Package Number Package Description 74AC241SC M20B 20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300" Wide 74AC241SJ M20D 20-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide 74AC241MTC MTC20 20-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 4.4mm Wide 74ACT241SC M20B 20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300" Wide 74ACT241SJ M20D 20-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide 74ACT241MTC MTC20 20-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 4.4mm Wide Device also available in Tape and Reel. Specify by appending suffix letter “X” to the ordering number. Pb-Free package per JEDEC J-STD-020B. Logic Symbol Connection Diagram Pin Descriptions Pin Names FACT™ is a trademark of Fairchild Semiconductor Corporation. ©1988 Fairchild Semiconductor Corporation 74AC241, 74ACT241 Rev. 1.5 Description OE1 3-STATE Output Enable Input OE2 3-STATE Output Enable Input (Active HIGH) I0–I7 Inputs O0–O7 Outputs www.fairchildsemi.com 74AC241, 74ACT241 Octal Buffer/Line Driver with 3-STATE Outputs March 2007 Inputs OE1 Outputs In Inputs Pins 12, 14, 16, 18 OE2 Outputs In Pins 3, 5, 7, 9 L L L H L L L H H H H H H X Z L X Z H = HIGH Voltage Level L = LOW Voltage Level X = Immaterial Z = High Impedance Absolute Maximum Ratings Stresses exceeding the absolute maximum ratings may damage the device. The device may not function or be operable above the recommended operating conditions and stressing the parts to these levels is not recommended. In addition, extended exposure to stresses above the recommended operating conditions may affect device reliability. The absolute maximum ratings are stress ratings only. Symbol VCC IIK Parameter Rating Supply Voltage –0.5V to +7.0V DC Input Diode Current VI = –0.5V –20mA VI = VCC + 0.5V +20mA VI DC Input Voltage IOK DC Output Diode Current –0.5V to VCC + 0.5V VO = –0.5V –20mA VO = VCC + 0.5V +20mA VO DC Output Voltage –0.5V to VCC + 0.5V IO DC Output Source or Sink Current ±50mA ICC or IGND DC VCC or Ground Current per Output Pin Storage Temperature TSTG TJ ±50mA –65°C to +150°C Junction Temperature 140°C Recommended Operating Conditions The Recommended Operating Conditions table defines the conditions for actual device operation. Recommended operating conditions are specified to ensure optimal performance to the datasheet specifications. Fairchild does not recommend exceeding them or designing to absolute maximum ratings. Symbol VCC Parameter Rating Supply Voltage AC 2.0V to 6.0V ACT 4.5V to 5.5V VI Input Voltage 0V to VCC VO Output Voltage 0V to VCC TA Operating Temperature ∆V / ∆t –40°C to +85°C Minimum Input Edge Rate, AC Devices: 125mV/ns VIN from 30% to 70% of VCC, VCC @ 3.3V, 4.5V, 5.5V ∆V / ∆t 125mV/ns Minimum Input Edge Rate, ACT Devices: VIN from 0.8V to 2.0V, VCC @ 4.5V, 5.5V ©1988 Fairchild Semiconductor Corporation 74AC241, 74ACT241 Rev. 1.5 www.fairchildsemi.com 2 74AC241, 74ACT241 Octal Buffer/Line Driver with 3-STATE Outputs Truth Table Symbol VIH Parameter Minimum HIGH Level Input Voltage VCC (V) 3.0 TA = +25°C Conditions VOUT = 0.1V or VCC – 0.1V Maximum LOW Level Input Voltage 2.1 2.1 2.25 3.15 3.15 2.75 3.85 3.85 1.5 0.9 0.9 2.25 1.35 1.35 2.75 1.65 1.65 2.99 2.9 2.9 4.5 4.49 4.4 4.4 5.5 5.49 5.4 5.4 4.5 3.0 4.5 VOUT = 0.1V or VCC – 0.1V 5.5 VOH Minimum HIGH Level Output Voltage Guaranteed Limits 1.5 5.5 VIL Typ. TA = –40°C to +85°C 3.0 IOUT = –50µA Units V V V VIN = VIL or VIH: VOL Maximum LOW Level Output Voltage 3.0 IOH = –12mA 2.56 2.46 4.5 IOH = –24mA 3.86 3.76 4.86 4.76 0.002 0.1 0.1 4.5 0.001 0.1 0.1 5.5 0.001 0.1 0.1 –24mA(1) 5.5 IOH = 3.0 IOUT = 50µA V VIN = VIL or VIH: 3.0 IOL = 12mA 0.36 0.44 4.5 IOL = 24mA 0.36 0.44 0.36 0.44 24mA(1) 5.5 IOL = Maximum Input Leakage Current 5.5 VI = VCC, GND ±0.1 ±0.1 µA IOZ Maximum 3-STATE Leakage Current 5.5 VI (OE) = VIL, VIH; VI = VCC, GND; VO = VCC, GND ±0.25 ±2.5 µA IOLD Minimum Dynamic Output Current(2) 5.5 VOLD = 1.65V Max. 75 mA –75 mA Maximum Quiescent Supply Current 5.5 40.0 µA IIN (3) IOHD ICC(3) VOHD = 3.85V Min. VIN = VCC or GND 4.0 Notes: 1. All outputs loaded; thresholds on input associated with output under test. 2. Maximum test duration 2.0ms, one output loaded at a time. 3. IIN and ICC @ 3.0V are guaranteed to be less than or equal to the respective limit @ 5.5V VCC. ©1988 Fairchild Semiconductor Corporation 74AC241, 74ACT241 Rev. 1.5 www.fairchildsemi.com 3 74AC241, 74ACT241 Octal Buffer/Line Driver with 3-STATE Outputs DC Electrical Characteristics for AC Symbol VIH VIL VOH Parameter VCC (V) Typ. Guaranteed Limits 1.5 2.0 2.0 1.5 2.0 2.0 VOUT = 0.1V or VCC – 0.1V 1.5 0.8 0.8 5.5 1.5 0.8 0.8 4.5 IOUT = –50µA 4.49 4.4 4.4 5.49 5.4 5.4 3.86 3.76 4.86 4.76 0.001 0.1 0.1 0.001 0.1 0.1 0.36 0.44 0.36 0.44 4.5 Maximum LOW Level Input Voltage 4.5 Minimum HIGH Level Output Voltage Maximum LOW Level Output Voltage Conditions TA = –40°C to +85°C VOUT = 0.1V or VCC – 0.1V Minimum HIGH Level Input Voltage 5.5 5.5 Units V V V VIN = VIL or VIH: 4.5 VOL TA = +25°C IOH = –24mA –24mA(4) 5.5 IOH = 4.5 IOUT = 50µA 5.5 V VIN = VIL or VIH: 4.5 IOL = 24mA 5.5 IOL = 24mA(4) IIN Maximum Input Leakage Current 5.5 VI = VCC, GND ±0.1 ± 1.0 µA IOZ Maximum 3-STATE Leakage Current 5.5 VI = VIL, VIH; VO = VCC, GND ±0.25 ±2.5 µA ICCT Maximum ICC/Input 5.5 VI = VCC – 2.1V 1.5 mA IOLD Minimum Dynamic Output Current(5) 5.5 VOLD = 1.65V Max. 75 mA VOHD = 3.85V Min. –75 mA Maximum Quiescent Supply Current 5.5 40.0 µA IOHD ICC 0.6 VIN = VCC or GND 4.0 Notes: 4. All outputs loaded; thresholds on input associated with output under test. 5. Maximum test duration 2.0ms, one output loaded at a time. ©1988 Fairchild Semiconductor Corporation 74AC241, 74ACT241 Rev. 1.5 www.fairchildsemi.com 4 74AC241, 74ACT241 Octal Buffer/Line Driver with 3-STATE Outputs DC Electrical Characteristics for ACT TA = +25°C, CL = 50pF VCC (V)(6) Min. Typ. Max. Min. Max. Units Propagation Delay, Data to Output 3.3 1.5 6.0 9.0 1.5 10.0 ns 5.0 1.5 5.0 7.0 1.0 7.5 Propagation Delay, Data to Output 3.3 1.5 6.0 9.0 1.0 10.5 5.0 1.5 4.5 7.0 1.0 7.5 Output Enable Time 3.3 1.5 6.5 12.5 1.0 13.0 5.0 1.5 5.5 9.0 1.0 9.5 Symbol tPLH tPHL tPZH tPZL tPHZ tPLZ TA = –40°C to +85°C, CL = 50pF Parameter Output Enable Time Output Disable Time Output Disable Time 3.3 1.5 7.0 12.0 1.5 13.0 5.0 1.5 5.5 9.0 1.0 9.5 3.3 2.0 8.0 12.0 2.0 12.5 5.0 1.5 6.5 10.0 1.0 10.5 3.3 1.5 7.0 12.5 1.0 13.0 5.0 1.5 6.0 10.0 1.0 10.5 ns ns ns ns ns Note: 6. Voltage range 3.3 is 3.3V ± 3.3V. Voltage range 5.0 is 5.0V ± 0.5V. AC Electrical Characteristics for ACT TA = +25°C, CL = 50pF Symbol Parameter TA = –40°C to +85°C, CL = 50pF VCC (V)(7) Min. Typ. Max. Min. Max. Units tPLH Propagation Delay, Data to Output 5.0 1.5 6.5 9.0 1.5 10.0 ns tPHL Propagation Delay, Data to Output 5.0 1.5 7.0 9.0 1.5 10.0 ns tPZH Output Enable Time 5.0 1.5 6.0 9.0 1.0 10.0 ns tPZL Output Enable Time 5.0 1.5 7.0 10.0 1.5 11.0 ns tPHZ Output Disable Time 5.0 1.5 8.0 10.5 1.5 11.5 ns tPLZ Output Disable Time 5.0 2.0 7.0 10.5 1.5 11.5 ns Note: 7. Voltage range 5.0 is 5.0V ± 0.5V. Capacitance Symbol Parameter Conditions Typ. Units CIN Input Capacitance VCC = OPEN 4.5 pF CPD Power Dissipation Capacitance VCC = 5.0V 45.0 pF ©1988 Fairchild Semiconductor Corporation 74AC241, 74ACT241 Rev. 1.5 www.fairchildsemi.com 5 74AC241, 74ACT241 Octal Buffer/Line Driver with 3-STATE Outputs AC Electrical Characteristics for AC Dimensions are in inches (millimeters) unless otherwise noted. Figure 1. 20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300" Wide Package Number M20B ©1988 Fairchild Semiconductor Corporation 74AC241, 74ACT241 Rev. 1.5 www.fairchildsemi.com 6 74AC241, 74ACT241 Octal Buffer/Line Driver with 3-STATE Outputs Physical Dimensions 74AC241, 74ACT241 Octal Buffer/Line Driver with 3-STATE Outputs Physical Dimensions (Continued) Dimensions are in millimeters unless otherwise noted. Figure 2. 20-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide Package Number M20D ©1988 Fairchild Semiconductor Corporation 74AC241, 74ACT241 Rev. 1.5 www.fairchildsemi.com 7 74AC241, 74ACT241 Octal Buffer/Line Driver with 3-STATE Outputs Physical Dimensions (Continued) Dimensions are in millimeters unless otherwise noted. Figure 3. 20-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 4.4mm Wide Package Number MTC20 ©1988 Fairchild Semiconductor Corporation 74AC241, 74ACT241 Rev. 1.5 www.fairchildsemi.com 8 ® ACEx Across the board. Around the world.¥ ActiveArray¥ Bottomless¥ Build it Now¥ CoolFET¥ CROSSVOLT¥ CTL™ Current Transfer Logic™ DOME¥ 2 E CMOS¥ ® EcoSPARK EnSigna¥ FACT Quiet Series™ ® FACT ® FAST FASTr¥ FPS¥ ® FRFET GlobalOptoisolator¥ GTO¥ HiSeC¥ i-Lo¥ ImpliedDisconnect¥ IntelliMAX¥ ISOPLANAR¥ MICROCOUPLER¥ MicroPak¥ MICROWIRE¥ MSX¥ MSXPro¥ OCX¥ OCXPro¥ ® OPTOLOGIC ® OPTOPLANAR PACMAN¥ POP¥ ® Power220 ® Power247 PowerEdge¥ PowerSaver¥ ® PowerTrench Programmable Active Droop¥ ® QFET QS¥ QT Optoelectronics¥ Quiet Series¥ RapidConfigure¥ RapidConnect¥ ScalarPump¥ SMART START¥ ® SPM STEALTH™ SuperFET¥ SuperSOT¥-3 SuperSOT¥-6 SuperSOT¥-8 SyncFET™ TCM¥ ® The Power Franchise ® TinyLogic TINYOPTO¥ TinyPower¥ TinyWire¥ TruTranslation¥ PSerDes¥ ® UHC UniFET¥ VCX¥ Wire¥ ™ TinyBoost¥ TinyBuck¥ DISCLAIMER 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. THESE SPECIFICATIONS DO NOT EXPAND THE TERMS OF FAIRCHILD’S WORLDWIDE TERMS AND CONDITIONS, SPECIFICALLY THE WARRANTY THEREIN, WHICH COVERS THESE PRODUCTS. LIFE SUPPORT POLICY FAIRCHILD’S 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: 1. Life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body or (b) support or sustain life, and (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in a significant injury of the user. 2. A critical component in any component of a life support, device, or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. PRODUCT STATUS DEFINITIONS Definition of Terms Datasheet Identification Product Status Advance Information Formative or In Design This datasheet contains the design specifications for product development. Specifications may change in any manner without notice. Definition Preliminary First Production This datasheet contains preliminary data; supplementary data will be published at a later date. Fairchild Semiconductor reserves the right to make changes at any time without notice to improve design. No Identification Needed Full Production This datasheet contains final specifications. Fairchild Semiconductor reserves the right to make changes at any time without notice to improve design. 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. I24 ©1988 Fairchild Semiconductor Corporation 74AC241, 74ACT241 Rev. 1.5 www.fairchildsemi.com 9 74AC241, 74ACT241 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.