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| SA555 Datasheet, PDF (5/6 Pages) NEC – PRECISION TIMERS | |||
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SA555
Advance
ï® TYPICAL APPLICATION CIRCUIT
LINEAR INTEGRATED CIRCUIT
VCC
(5V~15V)
RA
Input
5
CONT
4 RESET
7 DISCH
6 THRES
2 TRIG
8
VCC
RL
OUT 3
Output
GND
1
Figure 1. Circuit for Monostable Operation
VCC
(5V~15V)
0.01µF
Open
RA
(see Note 1) 5
8
CONT
4
VCC
RL
RESET
7
DISCH
3
RB
6
THRES
OUT
Output
2
TRIG
GND
C
1
Note 1. Decoupling CONT voltage to ground with a capacitor can improve
operation. This should be evaluated for individual applications.
Figure 2. Circuit for Astable Operation
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
5 of 6
QW-R106-005.a
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