s-35392a Seiko Instruments Inc., s-35392a Datasheet - Page 2

• Manufacturer Part Number: s-35392a
• Description: 2-wire Real-time Clock
• Manufacturer: Seiko Instruments Inc.

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