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 ...
DS1248W-120IND
DS1248W-120IND
Leadtime
2-3 weeks		TNNQ-GILA-RADIC RTC PHANTOM PAR 32-DIPTube-ObsoletePhantom Time ChipNVSRAM128KBHH:MM:SS:hh 12 24 hr YY-MM-DD-ddParallel2.97 V ~ 3.63 V-7mA @ 3.3V-40°C ~ 85°CThrough Hole32-DIP Module 0.600 , 15.24mm 32-EDIP
PCF2127AT 2Y
PCF2127AT 2Y
2000+1.72118
Increments of 2000
Leadtime
2-3 weeks		CCR-QQ-E6IC RTC CLK CAL I2C SPI 20-SOICTape & Reel TR -ActiveClock CalendarAlarm, Leap Year, Square Wave Output, SRAM, TCXO Crystal, Watchdog Timer512BHH:MM:SS 12 24 hr YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 4.2 V1.8 V ~ 4.2 V1.5µA @ 3.3V-40°C ~ 85°CSurface Mount20-SOIC 0.295 , 7.50mm Width 20-SO
DS1743-85+
DS1743-85+
1+29.1765
Increments of 1
77Z-P8ZN-GGIC RTC CLK CALENDAR PAR 28-EDIPTube-ObsoleteClock CalendarLeap Year, NVSRAM, Y2K8KBHH:MM:SS 24 hr YY-MM-DD-ddParallel4.5 V ~ 5.5 V-3mA @ 5V0°C ~ 70°CThrough Hole28-DIP Module 0.600 , 15.24mm 28-EDIP
DS1642-100
DS1642-100
22NEIF-4W8-RQUIC RTC CLK CALENDAR PAR 24-EDIPTube-ObsoleteClock CalendarLeap Year, NVSRAM2KBHH:MM:SS 24 hr YY-MM-DD-ddParallel4.5 V ~ 5.5 V-3mA @ 5V0°C ~ 70°CThrough Hole24-DIP Module 0.600 , 15.24mm 24-EDIP
MCP79520T-I MS
MCP79520T-I MS
2500+1.0603
Increments of 2500
Leadtime
2-3 weeks		J86XX-TCW-ANEIC RTC CLK CALENDAR SPI 10-MSOPTape & Reel TR -ActiveClock CalendarAlarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID64BHH:MM:SS:hh 12 24 hr YY-MM-DD-ddSPI1.8 V ~ 3.6 V1.3 V ~ 3.6 V1µA @ 1.8V ~ 3.6V-40°C ~ 85°CSurface Mount10-TFSOP, 10-MSOP 0.118 , 3.00mm Width 10-MSOP
ISL12008IB8Z
ISL12008IB8Z
1+2.7451
10+2.46863
100+1.98382
500+1.6299
1000+1.35049
Increments of 1
Leadtime
2-3 weeks		KH-PUI2-F6IC RTC CLK CALENDAR I2C 8-SOICTube-ActiveClock CalendarAlarm, Leap Year-HH:MM:SS:hh 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-SOIC 0.154 , 3.90mm Width 8-SOIC
DS12CR887-5+
DS12CR887-5+
1+11.9118
10+11.3167
25+10.4412
50+9.91922
100+8.98039
Increments of 1
22XQ-OE0-GRIC RTC CLK CALENDAR PAR 24-EDIPTube-ActiveClock CalendarAlarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger114BHH:MM:SS 12 24 hr YY-MM-DD-ddParallel4.5 V ~ 5.5 V2 V ~ 3.05 V2mA @ 4.5V ~ 5.5V-40°C ~ 85°CThrough Hole24-DIP Module 0.600 , 15.24mm 24-EDIP
DS1500Y
DS1500Y
Leadtime
2-3 weeks		K4-BE-BVFIC RTC CLK CALENDAR PAR 32-DIPTube-ObsoleteClock CalendarAlarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K256BHH:MM:SS 24 hr YY-MM-DD-ddParallel4.5 V ~ 5.5 V2.5 V ~ 3.7 V5mA @ 4.5V ~ 5.5V0°C ~ 70°CThrough Hole32-DIP Module 0.600 , 15.24mm 32-EDIP
RTC-62423A:3:ROHS-Cut
RTC-62423A:3:ROHS
Leadtime
2-3 weeks		N5QM-DT-EWIC RTC CLK CALENDAR PAR 24-SOPCut Tape CT -ObsoleteClock CalendarLeap Year-HH:MM:SS 12 24 hr YY-MM-DD-ddParallel4.5 V ~ 5.5 V-1.8µA ~ 3µA @ 2V ~ 5V-40°C ~ 85°CSurface Mount24-SOIC 0.311 , 7.90mm Width 24-SOP
R39QF-LU2-8SJ
R39QF-LU2-8SJ
Leadtime
2-3 weeks		P47-BHQ-QQ3IC RTC CLK CALENDAR I2C 14-TSSOPTape & Reel TR -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 ~ 5.5V-40°C ~ 85°CSurface Mount14-TSSOP 0.173 , 4.40mm Width 14-TSSOP
DS17287-5+
DS17287-5+
1+16.8235
10+15.9824
25+14.7549
50+14.0173
100+12.6864
Increments of 1
77247724-77ZQ-N1IC RTC CLK CALENDAR PAR 24-EDIPTube-ActiveClock CalendarAlarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output2KBHH:MM:SS 12 24 hr YY-MM-DD-ddParallel4.5 V ~ 5.5 V2.5 V ~ 3.7 V3mA @ 4.5V ~ 5.5V0°C ~ 70°CThrough Hole24-DIP Module 0.600 , 15.24mm 24-EDIP
4T-VN-HL
4T-VN-HL
Leadtime
2-3 weeks		B9-ERX3-Y1IC RTC CLK CALENDAR SPI 16-DIPTube-ActiveClock 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 ~ 5V-40°C ~ 85°CThrough Hole16-DIP 0.300 , 7.62mm 16-PDIP
ISL1208IRT8Z
ISL1208IRT8Z
1+2.88235
10+2.5902
100+2.12206
500+1.80647
1000+1.52353
Increments of 1
Leadtime
2-3 weeks		K6-A633-T9BIC RTC CLK CALENDAR I2C 8-TDFNTube-ActiveClock 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-WDFN Exposed Pad8-TDFN 3x3
M41T00M6F
M41T00M6F
2500+1.08
5000+1.04
Increments of 2500
Leadtime
2-3 weeks		G2YE-7E-K63IC RTC CLK CALENDAR I2C 8-SOICTape & Reel TR -ActiveClock CalendarLeap Year-HH:MM:SSYY-MM-DD-ddI²C, 2-Wire Serial2 V ~ 5.5 V2.5 V ~ 3.5 V70µA @ 2V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC 0.154 , 3.90mm Width 8-SO
DS1251W-120+
DS1251W-120+
1+46.6667
10+44.3304
25+40.9157
50+38.8698
Increments of 1
Leadtime
2-3 weeks		R6MF-XR-JXIC RTC PHANTOM PAR 32-DIPTube-ActivePhantom Time ChipLeap Year, NVSRAM512KBHH:MM:SS:hh 12 24 hr YY-MM-DD-ddParallel2.97 V ~ 3.63 V-7mA @ 3.3V0°C ~ 70°CThrough Hole32-DIP Module 0.600 , 15.24mm 32-EDIP
LTV 4AQ1 I1
LTV 4AQ1 I1
Leadtime
2 3 weeks		Q6N-3GP-DSIC RTC CLK CALENDAR PAR 28 EDIPTube ObsoleteClock CalendarAlarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K256BHH:MM:SS 24 hr YY MM DD ddParallel4.5 V ~ 5.5 V2.5 V ~ 3.7 V5mA @ 4.5V ~ 5.5V0°C ~ 70°CThrough Hole28 DIP Module 0.600 , 15.24mm 28 EDIP
DS1248WP-120+
DS1248WP-120+
40+38.5647
Increments of 40
77KW4-Y7-ZOIC RTC PHANTOM PAR 34-PCMTube-ActivePhantom Time ChipNVSRAM128KBHH:MM:SS:hh 12 24 hr YY-MM-DD-ddParallel2.97 V ~ 3.63 V3V7mA @ 3.3V0°C ~ 70°CSurface Mount34-PowerCap™ Module34-PowerCap Module
DS1643P-85+
DS1643P-85+
Leadtime
2-3 weeks		JD-3OY-BZIC RTC CLK CALENDAR PAR 34-PCMTube-ActiveClock CalendarLeap Year, NVSRAM8KBHH:MM:SS 24 hr YY-MM-DD-ddParallel4.5 V ~ 5.5 V3V3mA @ 5V0°C ~ 70°CSurface Mount34-PowerCap™ Module34-PowerCap Module
M48T212V-85MH1E
M48T212V-85MH1E
Leadtime
2-3 weeks		I7-G0OX-AXXIC RTC CLK CALENDAR PAR 44-SOHTubeTimekeeper®ObsoleteClock CalendarAlarm, Leap Year, Watchdog Timer, Y2K-HH:MM:SS 24 hr YY-MM-DD-ddParallel3 V ~ 3.6 V3V2mA @ 3V ~ 3.6V0°C ~ 70°CSurface Mount44-BSOP 0.337 , 8.56mm Width requires SNAPHAT44-SOH
GHGEG X2V 3DX
GHGEG X2V 3DX
11AUL-WQ-4WIC 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
RA-8565SA:B3 ROHS
RA-8565SA:B3 ROHS
Leadtime
2-3 weeks		M15S-F0I-L0IC RTC CLK CALENDAR I2C 14-SOPTape & Reel TR -ObsoleteClock CalendarAlarm, Leap Year-HH:MM:SS 24 hr YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V-1µA ~ 1.8µA @ 3V ~ 5V-40°C ~ 125°CSurface Mount14-SOIC 0.209 , 5.30mm Width 14-SOP
CBC34123-M5C-TR5
CBC34123-M5C-TR5
66Y-ARY-WGIC RTC CLK CALENDAR SPI 16-QFNTape & Reel TR EnerChip™0Clock CalendarAlarm, Watchdog Timer-HH:MM:SS 12 24 hr YY-MM-DD-ddSPI2.5 V ~ 5.5 V2.75 V ~ 3.25 V--20°C ~ 70°CSurface Mount16-LQFN16-QFN 5x5
DS1340U-3
DS1340U-3
Leadtime
2-3 weeks		BQCF2-K1-6RIC RTC CLK CALENDAR I2C 8-USOPTube-ObsoleteClock CalendarLeap Year, Trickle-Charger-HH:MM:SS 24 hr YY-MM-DD-ddI²C, 2-Wire Serial2.7 V ~ 5.5 V1.3 V ~ 3.7 V125µA @ 3.3V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP 0.118 , 3.00mm Width 8-uMAX
HI-3Q9-1WX
HI-3Q9-1WX
3000+0.751765
6000+0.723922
Increments of 3000
Leadtime
2-3 weeks		S5IG-JL7M-HWIC RTC CLK CALENDAR SPI 16-QFNTape & Reel TR -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
1337DVGI
1337DVGI
288+2.23087
Increments of 288
66YVKQ-18-6TIC RTC CLK CALENDAR I2C 8-MSOPTube-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 @ 1.3V ~ 1.8V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP 0.118 , 3.00mm Width 8-TSSOP