PDF, 256 Kb, Revision: C, File published: Sep 1, 1995
Extract from the document
DS3680
QUAD TELEPHONE RELAY DRIVER
SLRS014C – MARCH 1986 – REVISED SEPTEMBER 1995 D OR N PACKAGE
(TOP VIEW) Designed for – 52-V Battery Operation
50-mA Output Current Capability
Input Compatible With TTL and CMOS
High Common-Mode Input Voltage Range
Very Low Input Current
Fail-Safe Disconnect Feature
Built-in Output Clamp Diode
Direct Replacement for National DS3680
and Fairchild ВµA3680 description 1 IN +
1 IN –
2 IN –
2 IN +
3 IN +
3 IN –
4 IN – 1 14 2 13 3 12 4 11 5 10 6 9 7 8 BAT GND
1 OUT
2 OUT
3 OUT
4 OUT
BAT NEG …
