U74AHC157 Datasheet PDF | Unisonic Technologies

Unisonic Technologies U74AHC157

The U74AHC157 is a quadruple 2-line to 1-line data selector/multiplexer. When G is high all outputs are low. When G is low a 4-bit word is selected from one of two sources and is routed to the four outputs.

Part No.	U74AHC157
Datasheet	U74AHC157 Download
Manufacturer	Unisonic Technologies
Description	QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS
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DESCRIPTION

When G is high all outputs are low. The device provides true data.

FEATURES

* Wide supply voltage range from 2V to 5.5V * Max tPD of 4.1ns from A or B to Y at 5V, CL=15pF * Low power consumption, ICC = 4 μA (MAX) at 5.5V * ±8 mA output driver at 5V CMOS IC ORDERING INFORMATION Ordering Number Lead Free Halogen Free U74AHC157L-P16-R U74AHC157G-P16-R U74AHC157L-P16-T U74AHC157G-P16-T Package TSSOP-16 TSSOP-16 Packing Tape Reel Tube Copyright © 2011 Unisonic Technologies Co., Ltd 1 of 6 QW-R502-626.A U74AHC157 PIN CONFIGURATION CMOS IC FUNCTION TABLE G H L L L L INPUTS A/B X L L H H A X L H X X LOGIC DIAGRAM B X X X L H OUTPUTS Y L L H L H UNISONIC TECHNOLOGIES CO., LTD 2 of 6 QW-R502-626.A U74AHC157 CMOS IC ABSOLUTE MAXIMUM RATING (TA =25°C , unless otherwise specified) PARAMETER SYMBOL RATINGS UNIT Supply Voltage Range VCC -0.5~7 V Input Voltage Range Output Voltage Range Input Clamp Current (VIN<0) VIN VOUT IIK -0.5~7 -0.5~VCC +0.5 -20 V V mA Output Clamp Current (VOUT<0, or VOUT>VCC) Output Current VCC or GND Current IOK ±20 mA IOUT ±25 mA ICC ±50 mA Storage Temperature TSTG -65 ~ +150 °C Note: 1.