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74ACT125 Datasheet Quad Bus Buffers

Manufacturer: STMicroelectronics

Overview: 74ACT11 TRIPLE 3-INPUT AND GATE PRELIMINARY DATA s s s s s s s s s HIGH SPEED: tPD = 6.5 ns (TYP.) at VCC = 5V LOW POWER DISSIPATION: ICC = 4 µA (MAX.) at TA = 25 oC PATIBLE WITH TTL OUTPUTS VIH = 2V (MIN), VIL = 0.8V (MAX) 50Ω TRANSMISSION LINE DRIVING CAPABILITY SYMMETRICAL OUTPUT IMPEDANCE: |IOH| = IOL = 24 mA (MIN) BALANCED PROPAGATION DELAYS: tPLH ≅ tPHL OPERATING VOLTAGE RANGE: VCC (OPR) = 4.5V to 5.5V PIN AND FUNCTION PATIBLE WITH 74 SERIES 11 IMPROVED LATCH-UP IMMUNITY B M (Plastic Package) (Micro Package) ORDER CODES : 74ACT11B 74ACT11M operation similar to equivalent Bipolar Schottky TTL. The internal circuit is posed of 4 stages including buffer output, which enables high noise immunity and stable output. The device is designed to interface directly High Speed CMOS systems with TTL, NMOS and CMOS output voltage levels. All inputs and outputs are equipped with protection circuits against static discharge, giving them 2KV ESD immunity and transient excess voltage.

General Description

The ACT11 is an advanced high-speed CMOS TRIPLE 3-INPUT AND GATE fabricated with sub-micron silicon gate and double-layer metal wiring C2MOS technology.

It is ideal for low power applications mantaining high speed PIN CONNECTION AND IEC LOGIC SYMBOLS May 1997 1/7 74ACT11 INPUT AND OUTPUT EQUIVALENT CIRCUIT PIN DESCRIPTION PIN No 1, 3, 9 2, 4, 10 13, 5, 11 12, 6, 8 7 14 SYMBOL 1A to 3A 1B to 3B 1C to 3C 1Y to 3Y GND VCC NAME AND F UNCTIO N Data Inputs Data Inputs Data Inputs Data Outputs Ground (0V) Positive Supply Voltage TRUTH TABLE A L X X H B X L X H C X X L H Y L L L H ABSOLUTE MAXIMUM RATINGS Symbol VCC VI VO IIK IOK IO Tstg TL Supply Voltage DC Input Voltage DC Output Voltage DC Input Diode Current DC Output Diode Current DC Output Current Storage Temperature Lead Temperature (10 sec) Parameter Value -0.5 to +7 -0.5 to VCC + 0.5 -0.5 to VCC + 0.5 ± 20 ± 20 ± 50 ± 150 -65 to +150 300 Unit V V V mA mA mA mA o o ICC or IGND DC VCC or Ground Current C C Ab

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