ManufacturerPackagingSeriesPart StatusTypeFeaturesMemory SizeTime FormatDate FormatInterfaceVoltage - SupplyVoltage - Supply, BatteryCurrent - Timekeeping (Max)Operating TemperatureMounting TypePackage / CaseSupplier Device Package
Supplier Part Number
Manufacturer Part Number
PriceStock
Manufacturer
Description
Packaging
Series
Part Status
Type
Features
Memory Size
Time Format
Date Format
Interface
Voltage - Supply
Voltage - Supply, ...
Current - Timekeeping ...
Operating Temperature ...
Mounting Type
Package / Case
Supplier Device Package ...
VU3JI-IRZ-660
VU3JI-IRZ-660
Leadtime
2-3 weeks		TOW-TJ-J4IC RTC BINARY CNT I2C 8-SOICTube-ObsoleteBinary CounterTrickle-Charger-BinaryBinaryI²C, 2-Wire Serial1.8 V ~ 2.2 V1.3 V ~ 3.63 V500µA @ 2.2V-40°C ~ 85°CSurface Mount8-SOIC 0.154 , 3.90mm Width 8-SOIC
DS1743W-150+
DS1743W-150+
1+27.3235
10+25.7755
25+20.62
Increments of 1
Leadtime
2-3 weeks		YD-OL2-ALIC RTC CLK CALENDAR PAR 28-EDIPTube-ObsoleteClock CalendarLeap Year, NVSRAM, Y2K8KBHH:MM:SS 24 hr YY-MM-DD-ddParallel2.97 V ~ 3.63 V-2mA @ 3.3V0°C ~ 70°CThrough Hole28-DIP Module 0.600 , 15.24mm 28-EDIP
DS1302S
DS1302S
Leadtime
2-3 weeks		KG1N-S3I-41PIC RTC CLK CALENDAR SER 8-SOICTube-ObsoleteClock CalendarLeap Year, NVSRAM, Trickle-Charger31BHH:MM:SS 12 24 hr YY-MM-DD-dd3-Wire Serial2 V ~ 5.5 V2 V ~ 5.5 V0.3µA ~ 1µA @ 2V ~ 5V0°C ~ 70°CSurface Mount8-SOIC 0.209 , 5.30mm Width 8-SO
RTC-72421A
RTC-72421A
Leadtime
2-3 weeks		IPK3-3M9-MFIC RTC CLK CALENDAR PAR 18-DIPTube-ObsoleteClock CalendarLeap Year-HH:MM:SS 12 24 hr YY-MM-DD-ddParallel4.5 V ~ 5.5 V-5µA ~ 10µA @ 2V ~ 5V-10°C ~ 70°CThrough Hole18-DIP 0.300 , 7.62mm 18-DIP
DS1553P-70+
DS1553P-70+
Leadtime
2-3 weeks		I3-XO-Q8IC RTC CLK CALENDAR PAR 34-PCMTube-ObsoleteClock CalendarAlarm, Leap Year, NVSRAM, Watchdog Timer, Y2K8KBHH:MM:SS 24 hr YY-MM-DD-ddParallel4.5 V ~ 5.5 V3V3mA @ 5V0°C ~ 70°CSurface Mount34-PowerCap™ Module34-PowerCap Module
M48T37Y-70MH6F
M48T37Y-70MH6F
88LX1A-7R-UUIC RTC CLK CALENDAR PAR 44-SOHTape & Reel TR Timekeeper®ObsoleteClock CalendarAlarm, Leap Year, Watchdog Timer-HH:MM:SS 24 hr YY-MM-DD-ddParallel4.5 V ~ 5.5 V-3mA @ 4.5V ~ 5.5V-40°C ~ 85°CSurface Mount44-BSOP 0.337 , 8.56mm Width requires SNAPHAT44-SOH
DS3231SN#T&R-Cut
DS3231SN#T&R
1+9.77451
10+9.22549
25+7.38
50+7.01098
100+6.45755
Increments of 1
99TJ9-H1JS-KQ2IC RTC CLK CALENDAR I2C 16-SOICCut Tape CT -ActiveClock CalendarAlarm, Leap Year, Square Wave Output, TCXO Crystal-HH:MM:SS 12 24 hr YY-MM-DD-ddI²C, 2-Wire Serial2.3 V ~ 5.5 V2.3 V ~ 5.5 V110µA ~ 170µA @ 3.63V ~ 5.5V-40°C ~ 85°CSurface Mount16-SOIC 0.295 , 7.50mm Width 16-SOIC
X1227S8-2.7A
X1227S8-2.7A
Leadtime
2-3 weeks		TP56G-O3K-92EIC RTC CLK CALENDAR I2C 8-SOICTube-ObsoleteClock CalendarAlarm, Leap Year, Supervisor, Watchdog Timer-HH:MM:SS 12 24 hr YY-MM-DD-ddI²C, 2-Wire Serial2.7 V ~ 5.5 V1.8 V ~ 5.5 V10µA ~ 20µA @ 2.7V ~ 5V0°C ~ 70°CSurface Mount8-SOIC 0.154 , 3.90mm Width 8-SOIC
X1288V14Z-2.7A
X1288V14Z-2.7A
Leadtime
2-3 weeks		YRRBI-XJ-GJIC RTC CLK CALENDAR I2C 14-TSSOPTube-ObsoleteClock CalendarAlarm, Leap Year, Supervisor, Watchdog Timer-HH:MM:SS:hh 12 24 hr YY-MM-DD-ddI²C, 2-Wire Serial2.7 V ~ 5.5 V1.8 V ~ 5.5 V10µA ~ 20µA @ 2.7V ~ 5V-40°C ~ 85°CSurface Mount14-TSSOP 0.173 , 4.40mm Width 14-TSSOP
TM-UG-KT
TM-UG-KT
1000+4.284
Increments of 1000
Leadtime
2-3 weeks		M8Z6-RE7-W1IC RTC CLK CALENDAR I2C 20-SOICTape & Reel TR -ActiveClock CalendarAlarm, Leap Year, Square Wave Output, SRAM, TCXO Crystal236BHH:MM:SS 12 24 hr YY-MM-DD-ddI²C, 2-Wire Serial2.3 V ~ 5.5 V2.3 V ~ 5.5 V120µA ~ 160µA @ 3.3V ~ 5.5V-40°C ~ 85°CSurface Mount20-SOIC 0.295 , 7.50mm Width 20-SOIC
DS1685SN-3
DS1685SN-3
11DJ1-C77-R9IC RTC CLK CALENDAR PAR 24-SOICTube-0Clock CalendarAlarm, NVSRAM, Square Wave Output, Y2K242BHH:MM:SS 12 24 hr YY-MM-DD-ddParallel2.7 V ~ 3.7 V2.5 V ~ 3.7 V2mA @ 3V-40°C ~ 85°CSurface Mount24-SOIC 0.295 , 7.50mm Width 24-SOIC
DS1305
DS1305
Leadtime
2-3 weeks		0PMIU-2QS-Q0IC RTC CLK CALENDAR SPI 16-DIPTube-ObsoleteClock CalendarAlarm, Leap Year, NVSRAM, Trickle-Charger96BHH:MM:SS 12 24 hr YY-MM-DD-ddSPI2 V ~ 5.5 V2 V ~ 5.5 V25.3µA ~ 81µA @ 2V ~ 5V0°C ~ 70°CThrough Hole16-DIP 0.300 , 7.62mm 16-PDIP
X1288V14-2.7
X1288V14-2.7
Leadtime
2-3 weeks		Z5T6O-L27U-GJ0IC RTC CLK CALENDAR I2C 14-TSSOPTube-ObsoleteClock CalendarAlarm, Leap Year, Supervisor, Watchdog Timer-HH:MM:SS:hh 12 24 hr YY-MM-DD-ddI²C, 2-Wire Serial2.7 V ~ 5.5 V1.8 V ~ 5.5 V10µA ~ 20µA @ 2.7V ~ 5V0°C ~ 70°CSurface Mount14-TSSOP 0.173 , 4.40mm Width 14-TSSOP
8PE 3S PLA
8PE 3S PLA
1+3.31373
10+3.12549
25+2.5
50+2.3751
100+2.18755
Increments of 1
Leadtime
2 3 weeks		XJ-8A1H-04IC RTC CLK CALENDAR I2C 8 SOICCut Tape CT ActiveClock CalendarLeap Year, NVSRAM, Square Wave Output56BHH:MM:SS 12 24 hr YY MM DD ddI²C, 2 Wire Serial3 V ~ 5.5 V1.3 V ~ 3.7 V125µA ~ 200µA @ 3.63V ~ 5.5V 40°C ~ 85°CSurface Mount8 SOIC 0.154 , 3.90mm Width 8 SOIC
DS1602+
DS1602+
Leadtime
2-3 weeks		D80-AOAB-FU0IC RTC ELAPSED CNT SER 8-DIPTube-ObsoleteElapsed Time Counter--BinaryBinary3-Wire Serial4.5 V ~ 5.5 V2.5 V ~ 3.5 V50µA @ 5V-40°C ~ 85°CThrough Hole8-DIP 0.300 , 7.62mm 8-PDIP
HN-53ST-NWE
HN-53ST-NWE
Leadtime
2 3 weeks		Z0M-P2W-J6IC RTC CLK CALENDAR I2C 8 MSOPTube ObsoleteClock CalendarAlarm, Leap Year, SRAM2BHH:MM:SS 12 24 hr YY MM DD ddI²C, 2 Wire Serial2.7 V ~ 5.5 V1.8 V ~ 5.5 V4µA ~ 6µA @ 3V ~ 5V 40°C ~ 85°CSurface Mount8 TSSOP, 8 MSOP 0.118 , 3.00mm Width 8 MSOP
DS2404B
DS2404B
66J-P3A-AR4IC RTC BINARY CNT SER 16-SSOPTubeEconoRAMObsoleteBinary CounterAlarm, Square Wave Output, SRAM4K 512 x 8 BinaryBinary1-Wire® and 3-Wire2.8 V ~ 5.5 V2.8 V ~ 5.5 V500µA @ 5V-40°C ~ 85°CSurface Mount16-SSOP 0.209 , 5.30mm Width 16-SSOP
DS17485SN-5+
DS17485SN-5+
60+11.3069
Increments of 60
Leadtime
2-3 weeks		H00-2TK3-C2IC RTC CLK CALENDAR PAR 24-SOICTube-ActiveClock CalendarAlarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output4KBHH:MM:SS 12 24 hr YY-MM-DD-ddParallel4.5 V ~ 5.5 V2.5 V ~ 3.7 V3mA @ 4.5V ~ 5.5V-40°C ~ 85°CSurface Mount24-SOIC 0.295 , 7.50mm Width 24-SOIC
MCP7940MT-I ST
MCP7940MT-I ST
2500+0.545294
Increments of 2500
Leadtime
2-3 weeks		GC-97CN-E0IC RTC CLK CALENDAR I2C 8-TSSOPTape & Reel TR -ActiveClock CalendarAlarm, Leap Year, Square Wave Output, SRAM64BHH:MM:SS 12 24 hr YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V-1µA @ 5.5V-40°C ~ 85°CSurface Mount8-TSSOP 0.173 , 4.40mm Width 8-TSSOP
818I HEVR TR
818I HEVR TR
1+1.77451
10+1.60588
25+1.43412
100+1.29049
250+1.14714
Increments of 1
22LSY-TIH-JQ3IC RTC CLK CALENDAR SPI 16 QFNCut Tape CT ActiveClock CalendarAlarm, Leap Year, SRAM, Trickle Charger, Watchdog Timer256BHH:MM:SS:hhYY MM DD ddSPI1.7 V ~ 3.6 V1.5 V ~ 3.6 V0.17µA ~ 0.22µA @ 1.8V ~ 3V 40°C ~ 85°CSurface Mount16 VFQFN Exposed Pad16 QFN 3x3
X0UI-AM-OA
X0UI-AM-OA
1000+6.78039
Increments of 1000
Leadtime
2-3 weeks		L1-ZT-SKIC RTC CLK CALENDAR SPI 16-SOICTape & Reel TR -ActiveClock CalendarAlarm, Leap Year, Square Wave Output, Watchdog Timer32BHH:MM:SS 12 24 hr YY-MM-DD-ddSPI3 V ~ 6 V2.2 V ~ 6 V20µA ~ 500µA @ 5V-40°C ~ 85°CSurface Mount16-SOIC 0.295 , 7.50mm Width 16-SOIC
DS1673S-3
DS1673S-3
Leadtime
2-3 weeks		P19JO-0RRT-F0IC RTC SYSTEM CTRLR SER 20-SOICTube-ObsoletePortable System ControllerAlarm, Leap Year, Watchdog Timer-HH:MM:SS 12 24 hr YY-MM-DD-dd3-Wire Serial2.7 V ~ 3.3 V2.5 V ~ 3.7 V100µA @ 3V0°C ~ 70°CSurface Mount20-SOIC 0.295 , 7.50mm Width 20-SOIC
DS1248Y-100IND
DS1248Y-100IND
Leadtime
2-3 weeks		SRD-23-12JIC RTC PHANTOM PAR 32-DIPTube-ObsoletePhantom Time ChipNVSRAM128KBHH:MM:SS:hh 12 24 hr YY-MM-DD-ddParallel4.5 V ~ 5.5 V-7mA @ 3.3V-40°C ~ 85°CThrough Hole32-DIP Module 0.600 , 15.24mm 32-EDIP
ISL12027IV30AZ-T
ISL12027IV30AZ-T
2500+2.13843
Increments of 2500
Leadtime
2-3 weeks		JM-FO7Q-DSIC RTC CLK CALENDAR I2C 8-TSSOPTape & Reel TR -Last Time BuyClock CalendarAlarm, Leap Year, Supervisor, Watchdog Timer-HH:MM:SS 12 24 hr YY-MM-DD-ddI²C, 2-Wire Serial2.7 V ~ 5.5 V1.8 V ~ 5.5 V10µA ~ 20µA @ 2.7V ~ 5.5V-40°C ~ 85°CSurface Mount8-TSSOP 0.173 , 4.40mm Width 8-TSSOP
DS1342U+
DS1342U+
1+2.59804
10+2.46863
25+2.28431
50+2.1702
100+1.96078
Increments of 1
Leadtime
2-3 weeks		ZZNU-HDT-HQ3IC RTC CLK CALENDAR I2C 8-USOPTube-ActiveClock CalendarAlarm, Leap Year, Square Wave Output-HH:MM:SS 12 24 hr YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V-0.6µA ~ 0.7µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP 0.118 , 3.00mm Width 8-uMAX