M41T93SMY6F vs M41T93SMY6E vs M41T93SQA6F

PartNumber	M41T93SMY6F	M41T93SMY6E	M41T93SQA6F
Description	Real Time Clock Serial SPI bus RTC	Real Time Clock Serial SPI bus RTC	Real Time Clock Serial SPI bus RTC
Manufacturer	STMicroelectronics	STMicroelectronics	STMicroelectronics
Product Category	Real Time Clock	Real Time Clock	Clock/Timing - Real Time Clocks
RoHS	Y	Y	-
Mounting Style	SMD/SMT	SMD/SMT	SMD/SMT
Package / Case	SOX-18	SOX	-
RTC Bus Interface	Serial, SPI	Serial	SPI
Date Format	DW:DM:M:Y	-	YY-MM-DD-dd
Time Format	HH:MM:SS:hh	HH:MM:SS:hh	HH:MM:SS:hh (24 hr)
Battery Backup Switching	Backup Switching	Backup Switching	Backup Switching
RTC Memory Size	32 B	32 B	32 B
Supply Voltage Max	5.5 V	5.5 V	-
Supply Voltage Min	3 V	3 V	-
Minimum Operating Temperature	- 40 C	- 40 C	- 40 C
Maximum Operating Temperature	+ 85 C	+ 85 C	+ 85 C
Packaging	Reel	Tray	Digi-ReelR Alternate Packaging
Function	Alarm, Calendar, Clock, Interrupt	Alarm, Calendar, Clock, Interrupt	Alarm Calendar Clock Interrupt
Product	Real Time Clocks	-	Real Time Clocks
Series	M41T93	M41T93	M41T93
Brand	STMicroelectronics	STMicroelectronics	-
Product Type	Real Time Clock	Real Time Clocks	-
Factory Pack Quantity	1000	44	-
Subcategory	Clock & Timer ICs	Clock & Timer ICs	-
Type	-	-	Clock/Calendar
Unit Weight	-	-	0.002014 oz
Package Case	-	-	QFN-16
Operating Temperature	-	-	-40°C ~ 85°C
Mounting Type	-	-	Surface Mount
Features	-	-	Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer
Interface	-	-	SPI
Voltage Supply	-	-	3 V ~ 5.5 V
Supplier Device Package	-	-	16-QFN (4x4)
Memory Size	-	-	7B
Voltage Supply Battery	-	-	1.8 V ~ 5.5 V
Current Timekeeping Max	-	-	10μA @ 5.5V
Supply Voltage Max	-	-	5.5 V
Supply Voltage Min	-	-	3 V