M41ST87WMX6TR STMicroelectronics, M41ST87WMX6TR Datasheet - Page 9

• Manufacturer Part Number: M41ST87WMX6TR
• Description: IC SUPERVISOR RTC 160X8 28-SOIC
• Manufacturer: STMicroelectronics
• Type: Clock/Calendar/Supervisorr

Specifications of M41ST87WMX6TR

• Memory Size: 160B
• Time Format: HH:MM:SS:hh (24 hr)
• Date Format: YY-MM-DD-dd
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-SOIC, 28-SOH (8.48mm Width)
• Bus Type: Serial (2-Wire, I2C)
• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 2.7V
• Operating Temperature Classification: Industrial
• Operating Temperature (max): 85C
• Operating Temperature (min): -40C
• Pin Count: 28
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-6457-2; M41ST87WMX6TR

M41ST87Y, M41ST87W
Figure 3.
1. Open drain output.
2. Programmable output (open drain or full-CMOS); if open drain option is selected and if pulled-up to supply other than V
this supply must be equal to, or less than 3.0 V when V
V
OUT
TPX
IN
2
Block diagram
RSTIN1
RSTIN2
SCL
SDA
V
WDI
V
PFI
PFI
V
BAT
EX
CC
SS
Crystal
1
2
1.25V
(Internal)
1.25V
(Internal)
OSCILLATOR
INTERFACE
32KHz
I
2
C
V
V
V
SO
PFD
BL
COMPARE
COMPARE
COMPARE
COMPARE
COMPARE
CC
CLR
= 0 V (during battery backup mode).
X
REAL TIME CLOCK
& CALIBRATION
SQUARE WAVE
8 BYTES ROM
RTC w/ALARM
WATCHDOG
CALENDAR
128 BYTES
USER RAM
TAMPER
POR
BL
OFIE
WDS
AFE
CLRX
EXT
TIE
X
IRQ/OUT
SQW/FT
TP
V
F
Description
32k
OUT
AI07026
RST
E
PFO
PFO
CLR
CON
(1)
(1)
1
2
(2)
(2)
CC
(2)
(1)
,
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