M41T65 STMICROELECTRONICS [STMicroelectronics], M41T65 Datasheet - Page 11

• Manufacturer Part Number: M41T65
• Description: Serial real-time clocks with alarm
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

M41T62/63/64/65
Figure 13. Hardware hookup for SuperCap™ backup operation
1. Diode required on open drain pin (M41T65 only) for SuperCap (or battery) backup. Low threshold BAT42
2. For M41T62 and M41T65 (open drain).
3. For M41T63 and M41T65 (open drain).
4. For M41T64 (open drain).
diode recommended.
V CC
XI
XO
V CC
V SS
IRQ/FT/OUT
M41T6x
Doc ID 10397 Rev 14
WDO
SQW
F 32K
SDA
SCL
(2)
(4)
(3)
(1)
V CC
Port
Reset Input
SQWIN
Serial Clock Line
Serial Data Line
32KHz CLKIN
MCU
Description
AI10400b
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