M4T32-BR12SH STMICROELECTRONICS [STMicroelectronics], M4T32-BR12SH Datasheet - Page 6
M4T32-BR12SH
Manufacturer Part Number
M4T32-BR12SH
Description
5.0 OR 3.0V, 512 bit 64 x 8 SERIAL RTC and NVRAM SUPERVISOR
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet
1.M4T32-BR12SH.pdf
(34 pages)
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M41ST85Y, M41ST85W
Figure 6. Block Diagram
Note: 1. Open drain output
6/34
Crystal
2. Integrated into SOIC package for MX package option.
RSTIN1
RSTIN2
1.25V
(Internal)
(2)
V CC
SDA
SCL
WDI
PFI
EX
V BAT
OSCILLATOR
INTERFACE
32KHz
I 2 C
V PFD = 4.4V
V SO = 2.5V
V BL = 2.5V
(2.65V for ST85W)
COMPARE
COMPARE
COMPARE
COMPARE
REAL TIME CLOCK
& CALIBRATION
SQUARE WAVE
RTC w/ALARM
WATCHDOG
CALENDAR
USER RAM
44 BYTES
POR
BL
AFE
WDS
IRQ/FT/OUT (1)
SQW
V OUT
RST
E CON
PFO
(1)
AI03932