3

CAT811, CAT812

Patent Pending

Doc. No. 3005, Rev. P

PIN DESCRIPTIONS

Pin Number

CAT811

CAT812

1

1

GND

Ground

2

—

RESET

Active LOW reset.

—

2

RESET

the reset threshold.

33

MR

Manual Reset Input. A logic LOW on

MR asserts RESET. RESET remains

active as long as

MR is LOW and for 140ms after MR returns HIGH. The

active low input has an internal 20k

Ω pull-up resistor. The input should be left

open if not used. It can be driven by TTL or CMOS logic or shorted to ground

by a switch.

44

Power supply voltage that is monitored.

Name

Description