S-35392A Datasheet, PDF (2/47 Pages) Seiko Instruments Inc – 2-WIRE REAL-TIME CLOCK

2-WIRE REAL-TIME CLOCK
S-35392A
„ Pin Configuration
32KO
XOUT
XIN
VSS
SNT-8A
Top view
1
8
2
7
3
6
4
5
VDD
SDA
SCL
INT2
Figure 1 Pin Configuration (S-35392A-I8T1G)
„ List of Pin
Table 1
Pin No.
1
2
3
4
5
6
7
8
Symbol
32KO
XOUT
XIN
VSS
INT2
SCL
SDA
VDD
Description
I/O
Configuration
Pin for constant output of
32.768 kHz
Output
Nch open-drain output
(no protective diode at VDD)
Connection pin for crystal
oscillator
−
−
GND pin
−
−
Output pin for interrupt signal
2
Output ^{Nch open-drain output}
(no protective diode at VDD)
Input pin for serial clock
Input
CMOS input
(no protective diode at VDD)
Nch open-drain output
I/O pin for serial data
Bi-directional (no protective diode at VDD)
CMOS input
Pin for positive power supply
−
−
Rev.1.3_00
2
Seiko Instruments Inc.