S-35399A03-J8T2G Seiko Instruments, S-35399A03-J8T2G Datasheet - Page 16

• 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

16
2-WIRE REAL-TIME CLOCK
S-35399A03
5. Clock-correction register
6. Free registers 1 to 3
The clock-correction register is a 1-byte register that is used to correct advance/delay of the clock. When not using this
function, set this register to “00h”. Regarding the register values, refer to “ Function to Clock-Correction” .
These free registers are 1-byte SRAM type registers that can be set freely by users.
R/W
R/W
Fx0
V0
B7
B7
R/W
R/W
Fx1
V1
B6
B6
R/W
R/W
Fx2
B5
V2
B5
Figure 16 Clock-Correction Register
Figure 17 Free Register
Seiko Instruments Inc.
R/W
R/W
Fx3
V3
B4
B4
R/W
R/W
Fx4
B3
V4
B3
R/W
R/W
Fx5
V5
B2
B2
R/W: Read/Write
R/W: Read/Write
x: 1 to 3
R/W
Fx6
V6
R/W
B1
B1
R/W
R/W
Fx7
V7
B0
B0
Rev.2.0
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