isl12032 Intersil Corporation, isl12032 Datasheet - Page 3

• Manufacturer Part Number: isl12032
• Description: Low Power Rtc With Battery Backed Sram And 50/60 Cycle Ac Input And Xtal Back-up
• Manufacturer: Intersil Corporation

Functional Pin Descriptions
NUMBER
PIN
10
12
13
14
11
SYMBOL
ACRDY
SDA
SCL
V
IRQ
DD
AC Ready. Open Drain output. When High, AC input signal is qualified for timing use.
Serial Data. SDA is a bi-directional pin used to transfer serial data into and out of the device. It has an open drain
output and may be wire OR’ed with other open drain or open collector outputs.
Serial Clock. The SCL input is used to clock all serial data into and out of the device.
Interrupt Output. Open Drain active low output. Interrupt output pin to indicate alarm is triggered.
Power supply.
3
(Continued)
ISL12032
DESCRIPTION
December 14, 2007
FN6618.0