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74AC157 - QUAD 2 CHANNEL MULTIPLEXER

General Description

The AC157 is an high-speed CMOS QUAD 2-CHANNEL MULTIPLEXER fabricated with sub-micron silicon gate and double-layer metal wiring C2MOS technology.

It is ideal for low power applications maintaining high speed operation similar to equivalent Bipolar Schottky TTL.

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74AC157 QUAD 2 CHANNEL MULTIPLEXER s HIGH SPEED: tPD = 4 ns (TYP.) at VCC = 5V s LOW POWER DISSIPATION: ICC = 8 µA (MAX.) at TA = 25 oC s HIGH NOISE IMMUNITY: VNIH = VNIL = 28% VCC (MIN.) s 50Ω TRANSMISSION LINE DRIVING CAPABILITY s SYMMETRICAL OUTPUT IMPEDANCE: |IOH| = IOL = 24 mA (MIN) s BALANCED PROPAGATION DELAYS: tPLH ≅ tPHL s OPERATING VOLTAGE RANGE: VCC (OPR) = 2V to 6V s PIN AND FUNCTION COMPATIBLE WITH 74 SERIES 157 s IMPROVED LATCH-UP IMMUNITY DESCRIPTION The AC157 is an high-speed CMOS QUAD 2-CHANNEL MULTIPLEXER fabricated with sub-micron silicon gate and double-layer metal wiring C2MOS technology. It is ideal for low power applications maintaining high speed operation similar to equivalent Bipolar Schottky TTL.