rej03d0589_hd74hc194ds| Datasheet

Datasheet preview, take a look at Datasheets before downloading (Data Sheet is available on manufacturer site)

HD74HC194

Function Table
Operating Mode Clear Parallel load Shift right Shift left Hold Clear L H H H H H H H H Mode S0 S1 X X H H L H L H H L H L L L X X X X Inputs Serial Clock Shift Left Shift Right X X X X X X H X L H X L X X L H X X X X X X Parallel B C X X b c X X X X X X X X X X X X X X Outputs D X d X X X X X X X QA L a H L QBn QBn QA0 QA0 QA0 QB L b QAn QAn QCn QCn QB0 QB0 QB0 QC L c QBn QBn QDn QDn QC0 QC0 QC0 QD L d QCn QCn H L QD0 QD0 QD0

A X a X X X X X X X

H : L : X : :

high level (Steady state) low level (Steady state) don't care transition from low to high level.

a, b, c, d : the level of steady-state input at inputs A, B, C or D respectively. QA0, QB0, QC0, QD0 : the level of QA, QB, QC or QD respectively, before the indicated steady-state input conditions were established. QAn, QBn, QCn, QDn : the level of QA, QB, QC or QD respectively before the most recent transition of the clock.

Pin Arrangement

Clear 1 Shift Right Serial-Input 2 R A B C D L CLR QA QB QC QD CK S1

16 VCC 15 QA 14 QB 13 QC 12 QD 11 Clock 10 S1 Mode Control 9 S0 (Top view) Parallel Outputs

A 3 B 4 Parallel Inputs C 5 D 6 Shift Left Serial-Input 7

S0

GND 8

Rev.2.00 Jan 31, 2006 page 2 of 8

rej03d0589_hd74hc194ds Datasheet renesas Download PDF

Add this permalink to your bookmarks for future download of rej03d0589_hd74hc194ds datasheet

Permalink: http://datasheet.emcelettronica.com/renesas/rej03d0589_hd74hc194ds

rej03d0589_hd74h.. DATASHEET