Integrated Circuits (ICs)

M41ST87YMX6

Obsolete

STMicroelectronics

IC RTC CLOCK/CALENDAR I2C 28SO

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Integrated Circuits (ICs)

M41ST87YMX6

Obsolete

STMicroelectronics

IC RTC CLOCK/CALENDAR I2C 28SO

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DocumentsDatasheet

Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	M41ST87YMX6

Current - Timekeeping (Max)	1 mA
Date Format	YY-MM-DD-dd
Features	Leap Year, Alarm, Watchdog Timer, Square Wave Output, NVSRAM, Supervisor
Interface	I2C, 2-Wire Serial
Memory Size	1 Kbit
Mounting Type	Surface Mount
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 C
Package / Case	28-SOIC
Package / Case [custom]	0.295 "
Package / Case [custom]	7.5 mm
Supplier Device Package	28-SO
Time Format	HH:MM:SS:hh (24 hr)
Type	Clock/Calendar
Voltage - Supply [Max]	5.5 V
Voltage - Supply [Min]	4.5 V

M41ST Series

Part	Date Format	Voltage - Supply, Battery [Min]	Voltage - Supply, Battery [Max]	Type	Time Format	Package / Case [custom]	Package / Case	Package / Case [custom]	Mounting Type	Features	Supplier Device Package	Operating Temperature [Max]	Operating Temperature [Min]	Memory Size	Voltage - Supply [Max]	Voltage - Supply [Min]	Current - Timekeeping (Max) [Min]	Current - Timekeeping (Max) [Max]	Current - Timekeeping (Max)	Interface	Package / Case	Package / Case	Package / Case
STMicroelectronics M41ST95WMX6	YY-MM-DD-dd	2.5 V	3.5 V	Clock/Calendar	HH:MM:SS:hh (24 hr)	0.295 "	28-SOIC	7.5 mm	Surface Mount	Alarm Leap Year NVSRAM Square Wave Output Supervisor Watchdog Timer	28-SO	85 °C	-40 C	44 B	3.6 V	2.7 V	2.7 V	3.6 V	1.4 mA	SPI
STMicroelectronics M41ST85YMH6E	YY-MM-DD-dd	2.5 V	3.5 V	Clock/Calendar	HH:MM:SS:hh (24 hr)		28-SOP with SNAPHAT Sockets		Surface Mount	Alarm Leap Year NVSRAM Square Wave Output Supervisor Watchdog Timer	28-SOH	85 °C	-40 C	44 B	5.5 V	4.5 V			1 mA	I2C 2-Wire Serial	0.35 in	8.89 mm
STMicroelectronics M41ST84YMQ6E	YY-MM-DD-dd	2.5 V	3.5 V	Clock/Calendar	HH:MM:SS:hh (24 hr)		16-SOIC		Surface Mount	Alarm Leap Year NVSRAM Square Wave Output Supervisor Watchdog Timer	16-SO	85 °C	-40 C	44 B	5.5 V	4.5 V			1 mA	I2C 2-Wire Serial			0.154 in 3.9 mm
STMicroelectronics M41ST87YMX6	YY-MM-DD-dd			Clock/Calendar	HH:MM:SS:hh (24 hr)	0.295 "	28-SOIC	7.5 mm	Surface Mount	Alarm Leap Year NVSRAM Square Wave Output Supervisor Watchdog Timer	28-SO	85 °C	-40 C	1 Kbit	5.5 V	4.5 V			1 mA	I2C 2-Wire Serial
STMicroelectronics M41ST84WMQ6F	YY-MM-DD-dd	2.5 V	3.5 V	Clock/Calendar	HH:MM:SS:hh (24 hr)		16-SOIC		Surface Mount	Alarm Leap Year NVSRAM Square Wave Output Supervisor Watchdog Timer	16-SO	85 °C	-40 C	44 B	3.6 V	2.7 V			0.5 mA	I2C 2-Wire Serial			0.154 in 3.9 mm
STMicroelectronics M41ST85WMX6	YY-MM-DD-dd	2.5 V	3.5 V	Clock/Calendar	HH:MM:SS:hh (24 hr)	0.295 "	28-SOIC	7.5 mm	Surface Mount	Alarm Leap Year NVSRAM Square Wave Output Supervisor Watchdog Timer	28-SO	85 °C	-40 C	44 B	3.6 V	2.7 V			0.5 mA	I2C 2-Wire Serial
STMicroelectronics M41ST84WMQ6E	YY-MM-DD-dd	2.5 V	3.5 V	Clock/Calendar	HH:MM:SS:hh (24 hr)		16-SOIC		Surface Mount	Alarm Leap Year NVSRAM Square Wave Output Supervisor Watchdog Timer	16-SO	85 °C	-40 C	44 B	3.6 V	2.7 V			0.5 mA	I2C 2-Wire Serial			0.154 in 3.9 mm

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	N/A	0	$ 4.98

Description

General part information

M41ST Series

Real Time Clock (RTC) IC Clock/Calendar 128B I2C, 2-Wire Serial 28-SOIC (0.295", 7.50mm Width)

Documents

Technical documentation and resources