74VHCT157A Datasheet (STMicroelectronics) - QUAD 2 CHANNEL MULTIPLEXER

74VHCT157A, QUAD 2 CHANNEL MULTIPLEXER

The 74VHCT157A is an high-speed CMOS QUAD 2-CHANNEL MULTIPLEXER fabricated with sub-micron silicon gate and double-layer metal wiring C2MOS technology.

It consists of four 2-input digital multiplexers with common select and strobe inputs.

It is a non-inverting multiplexer.

When the STROBE input is

® 74VHCT157A QUAD 2 CHANNEL MULTIPLEXER PRELIMINARY DATA s s s s s s s s s s HIGH SPEED: tPD = 6.2 ns (TYP.) at VCC = 5V LOW POWER DISSIPATION: ICC = 4 µA (MAX.) at TA = 25 oC COMPATIBLE WITH TTL OUTPUTS: VIH = 2V (MIN), VIL = 0.8V (MAX) POWER DOWN PROTECTION ON INPUTS & OUTPUTS SYMMETRICAL OUTPUT IMPEDANCE: |IOH| = IOL = 8 mA (MIN) BALANCED PROPAGATION DELAYS: tPLH ≅ tPHL OPERATING VOLTAGE RANGE: VCC (OPR) = 4.5V to 5.5V PIN AND FUNCTION COMPATIBLE WITH 74 SERIES 157 IMPROVED LATCH-UP