M41T315W-65MQ6F 查看數據表（PDF） - STMicroelectronics

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M41T315W-65MQ6F

Serial access phantom RTC supervisor

STMicroelectronics 

Description

M41T315Y, M41T315V, M41T315W

Figure 4. Block diagram

CEO

CEI

OE

WE

RST

32,768 Hz

CRYSTAL

CONTROL

LOGIC

XO

XI

READ

WRITE

CLOCK/CALENDAR LOGIC

UPDATE

TIMEKEEPER REGISTER

POWER-FAIL

ACCESS

ENABLE

SEQUENCE

DETECTOR

COMPARISON REGISTER

D

I/O

Q

BUFFERS

VCCI

DATA

POWER-FAIL

DETECT

LOGIC

INTERNAL VCC

VCCO

VBAT

AI03636B

8/30

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