HCF4538B_01 Datasheet, PDF (3/10 Pages) STMicroelectronics – DUAL MONOSTABLE MULTIVIBRATOR

HCF4538B
TABLE 1 : Functional Terminal Connections
FUNCTION
V_DD to Term. N°
V_SS to Term. N°
Input Pulse to
Term. N°
Other Connections
Mono (1) Mono (2) Mono (1) Mono (2) Mono (1) Mono (2) Mono (1) Mono (2)
Leading Edge Trigger/
Retriggerable
3, 5
11, 13
4
12
Leading Edge Trigger/Non
Retriggerable
3
13
4
12
5, 7
11, 9
Trailing Edge Trigger/
Retriggerable
3
13
4
12
5
11
Trailing Edge Trigger/Non
Retriggerable
3
13
5
11
4, 6
12, 10
A Retriggerable one-shot multivibrator has an output pulse width which is extended on full time period (T) after application of the last trigger
pulse.
A Non-Retriggerable one-shot multivibrator has a time period (T) referenced from the application of the firs trigger pulse.
LOGIC DIAGRAM
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