M41ST84W_08 STMICROELECTRONICS [STMicroelectronics], M41ST84W_08 Datasheet - Page 7

• Manufacturer Part Number: M41ST84W_08
• Description: 3.0/3.3 V I2C serial RTC with 44 bytes of NVRAM and supervisory functions
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

M41ST84W
Figure 1.
Table 1.
XI
XO
IRQ/FT/OUT
PFI
PFO
RST
RSTIN
SCL
SDA
SQW
WDI
V
V
V
NC
CC
BAT
SS
Logic diagram
Signal names
RSTIN
SDA
SCL
WDI
PFI
XO
XI
Oscillator input
Oscillator output
Interrupt/frequency test/out output (open drain)
Power fail input
Power fail output
Reset output (open drain)
Reset input
Serial clock input
Serial data input/output
Square wave output
Watchdog input
Supply voltage
Battery supply voltage
Ground
No connect
V CC
M41ST84W
V SS
V BAT
RST
IRQ/FT/OUT
SQW
PFO
AI03677
Description
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