SA555D datasheet(3/24 Pages) TI

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1

S

R

R1

TRIG

THRES

VCC

CONT

RESET

OUT

DISCH

GND

Pin numbers shown are for the D, JG, P, PS, and PW packages.

NOTE A: RESET can override TRIG, which can override THRES.

4

8

5

6

2

1

7

3

NA555, NE555, SA555, SE555

PRECISION TIMERS

SLFS022F – SEPTEMBER 1973 – REVISED JUNE 2006

FUNCTIONAL BLOCK DIAGRAM

3

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