HD74HC148 - 8-to-3-line Octal Priority Encoder

Hitachi Semiconductor

Datasheet Details

Part number	HD74HC148
Manufacturer	Hitachi Semiconductor
File Size	45.30 KB
Description	8-to-3-line Octal Priority Encoder
Datasheet	HD74HC148_HitachiSemiconductor.pdf

The HD74HC148 encodes eight data lines to three-line (4-2-1) binary (octal).

High Speed Operation: tpd (0 - 7 to A0 - A2) = 15 ns typ (CL = 50 pF) High Output Current: Fanout of 10 LSTTL Loads Wide Operating Voltage: VCC = 2 to 6 V Low Input Current: 1 µA max Low Quiescent Supply Current: ICC (static) = 4 µA max (Ta = 25°C) Function Table Inputs EI H L L L L L L L L L H : L : X : 0 X H X X X X X X X L 1 X H X X X X X X L H High level Low level Irrelevant 2 X H X X X X X L H H 3 X H X X X X L H H H 4 X H X X X L H H H H 5.

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Published: Mar 23, 2005 |