S-35399A03-J8T2G Seiko Instruments, S-35399A03-J8T2G Datasheet - Page 4

• Manufacturer Part Number: S-35399A03-J8T2G
• Description: Real Time Clock 2-wire Real Time Clock
• Manufacturer: Seiko Instruments

Specifications of S-35399A03-J8T2G

• Supply Voltage (max): 3 V
• Supply Voltage (min): 1.3 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Rtc Bus Interface: Serial
• Supply Current: 0.34 uA
• Package / Case: SOP-8
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

4
2-WIRE REAL-TIME CLOCK
S-35399A03
Block Diagram
XOUT
VDD
XIN
Clock correction
Free register 2
Free register 3
Free register 1
timing generator
Oscillator
up counter
register 2
register 1
supply voltage
register
voltage circuit
binary
Status
Status
24-bit
Divider,
Low power
Constant-
detector
detection circuit
Power-on
Seiko Instruments Inc.
Second Minute Hour
INT2 register
INT1 register
Shift register
Figure 5
Real-time data register
INT1 controller
INT2 controller
the week
Comparator 2
Comparator 1
Day of
Alarm expansion
Alarm expansion
register 2
register 1
Day
interface
Serial
Month Year
Rev.2.0
INT1
INT2
SDA
SCL
VSS
_00