M41T83RM6F(2008) View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

M41T83RM6F
(Rev.:2008)

Serial I2C bus RTC with battery switchover

STMicroelectronics 

Description

Figure 6. M41T82 block diagram

CRYSTAL

SDA

SCL

XI

32KHz

OSCILLATOR

XO

I2C

INTERFACE

WRITE

PROTECT

VCC < VRST

M41T82 M41T83

REAL TIME CLOCK

CALENDAR

OSCILLATOR FAIL

CIRCUIT

ALARM1

ALARM2

WATCHDOG

FT

FREQUENCY TEST

OUTPUT DRIVER

8-BIT COUNTER

USER SRAM (7 Bytes)

VCC

VBAT

VRST/VSO(1) COMPARE

1. VRST = VSO = 2.93 V (S), 2.63 V (R), and 2.32 V (Z).

2. Open drain output

INTERNAL

POWER

trec

TIMER

RST(2)

AI11812

10/58

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