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RTCs

Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time Mount Packaging Published Series Pbfree Code Part Status Moisture Sensitivity Level (MSL) Number of Terminations ECCN Code Max Operating Temperature Min Operating Temperature Operating Supply Voltage Length RoHS Status Lead Free Contact Plating Radiation Hardening Number of Pins Additional Feature Package / Case Interface Max Supply Voltage Reach Compliance Code Min Supply Voltage Height Width Mounting Type Weight Operating Temperature Technology Height Seated (Max) HTS Code Type JESD-609 Code Terminal Finish Terminal Position Terminal Form Peak Reflow Temperature (Cel) Supply Voltage Time@Peak Reflow Temperature-Max (s) Base Part Number Pin Count Temperature Grade Surface Mount Terminal Pitch JESD-30 Code Supply Voltage-Min (Vsup) Operating Temperature (Max) Operating Temperature (Min) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Feature Supplier Device Package Number of Terminals Logic Function Memory Size Function Supply Current-Max Voltage - Supply Time Format External Data Bus Width uPs/uCs/Peripheral ICs Type Clock Frequency Time-Min Interrupt Capability Volatile Information Access Method Non-Volatile Memory Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
AS1810-PTR AS1810-PTR ams 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Tape & Reel (TR) Obsolete 1 (Unlimited)
DS1672S-33+T&R DS1672S-33+T&R Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2002 Active 1 (Unlimited) 85°C -40°C 3.3V ROHS3 Compliant Lead Free Tin No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.63V 2.97V Surface Mount -40°C~85°C Binary Counter DS1672 Trickle-Charger 8-SOIC Clock, Counter 2.97V~3.63V Binary Binary 500μA @ 3.63V 1.3V~3.63V
RTC4543SA:B RTC4543SA:B Epson America, Inc 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Obsolete RoHS non-compliant 14 Clock/Calendar HH:MM:SS DW:DM:M:Y
RTC-4543SA A3 PURE SN RTC-4543SA A3 PURE SN Epson America, Inc 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape and Reel LTB Yes with exemptions 14 Clock/Calendar HH:MM:SS DW:DM:M:Y
RX-8581NB B3 PURESN RX-8581NB B3 PURESN Epson America, Inc 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape and Reel LTB Yes with exemptions 20 Clock/Calendar/Alarm HH:MM:SS DW:DM:M:Y
X1226V8IZT1 X1226V8IZT1 Intersil Corporation 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 1 EAR99 4.4mm unknown 3mm CMOS 1.2mm 8542.39.00.01 e3 MATTE TIN DUAL GULL WING 260 5V 40 8 INDUSTRIAL YES 0.65mm R-PDSO-G8 2.7V 85°C -40°C Timer or RTC Not Qualified 3/5V 5.5V 8 TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y NO I2C 1
1339-31DCGI 1339-31DCGI Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 12 Weeks Tube Active 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar IDT1339 Alarm, Leap Year, Square Wave Output, Trickle-Charger 8-SOIC 3.3V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 200μA @ 3.63V~5.5V 1.3V~3.7V
RV-8263-C7-32.768KHZ-20PPM-TA-QA RV-8263-C7-32.768KHZ-20PPM-TA-QA Micro Crystal 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 2 Weeks Tape & Reel (TR) Automotive, AEC-Q200 Active 1 (Unlimited) ROHS3 Compliant 8-WCDFN I2C Surface Mount -40°C~85°C TA Clock/Calendar Gold Flash (Au) 260 40 Alarm, Leap Year, RAM 0.9V~5.5V HH:MM:SS YY-MM-DD-dd 240nA @ 3V
BU9873FJ-GTE2 BU9873FJ-GTE2 ROHM Semiconductor 0.9976
Add to Cart

Min: 1

Mult: 1

0.00000000 11 Weeks Surface Mount Cut Tape (CT) 2013 Active 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant 8 SEATED-HGT CALCULATED 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.65mm Clock/Calendar DUAL NOT SPECIFIED 3V NOT SPECIFIED 1.27mm Alarm, Leap Year 1.8V~5.5V HH:MM:SS (12/24 hr) I2C YY-MM-DD-dd 1μA~1.35μA @ 3V~5.5V
ISL12026IVZ ISL12026IVZ Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
BQ4802YPWG4 BQ4802YPWG4 Texas Instruments 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Surface Mount 1 28 EAR99 70°C 0°C 5V 9.7mm RoHS Compliant Lead Free Gold No 28 TSSOP Parallel 5.5V 4.5V 1.15mm 4.4mm 117.508773mg CMOS 8542.39.00.01 e4 DUAL 260 5V 28 COMMERCIAL 0.65mm Timer or RTC 5V Clock 9mA HH:MM:SS 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd
DS1372U+T&R DS1372U+T&R Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2007 Active 1 (Unlimited) 85°C -40°C ROHS3 Compliant Tin No 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Binary Counter DS1372 Alarm, Square Wave Output, Watchdog Timer 8-uMAX 2.4V~5.5V Binary Binary 0.8μA @ 2.4V~5.5V
DS1501WN DS1501WN Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Through Hole Tube 2007 no Obsolete 1 (Unlimited) 28 EAR99 3.3V 36.83mm Non-RoHS Compliant Contains Lead No 28 28-DIP (0.600, 15.24mm) Parallel 15.24mm Through Hole -40°C~85°C CMOS 5.08mm 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 3.3V DS1501 28 2.54mm Timer or RTC Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K Clock 256B 3V~3.6V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 4mA @ 3V~3.6V 2.5V~3.7V
AB0801-T3 AB0801-T3 Abracon LLC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2012 yes Obsolete 1 (Unlimited) 16 EAR99 3mm RoHS Compliant Lead Free No 16-VFQFN Exposed Pad I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 0.9mm 8542.39.00.01 Clock/Calendar QUAD 260 1.8V 30 0.5mm S-XQCC-N16 Alarm, Leap Year, Trickle-Charger Clock 1.7V~3.6V HH:MM:SS:hh 0.032MHz I2C; SERIAL, 4-WIRE/3-WIRE 1 YY-MM-DD-dd 0.17μA~0.22μA @ 1.8V~3V 1.5V~3.6V
X1227V8 X1227V8 Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
AB0814-T3 AB0814-T3 Abracon LLC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2012 yes Obsolete 1 (Unlimited) 16 3mm RoHS Compliant Lead Free No 16-VFQFN Exposed Pad SPI 3mm Surface Mount -40°C~85°C CMOS 0.9mm Clock/Calendar QUAD 260 1.8V 30 0.5mm S-XQCC-N16 Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer Clock 1.7V~3.6V HH:MM:SS:hh 0.032MHz I2C; SERIAL, 4-WIRE/3-WIRE 256 B 1 YY-MM-DD-dd 0.17μA~0.22μA @ 1.8V~3V 1.5V~3.6V
X1226V8IT1 X1226V8IT1 Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
PT7C4563BUEX PT7C4563BUEX Diodes Incorporated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 20 Weeks Tape & Reel (TR) Active 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C TA Clock/Calendar Alarm, Leap Year, Square Wave Output 1.3V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.65μA~0.85μA @ 3V~5V
ISL12027IVAZ ISL12027IVAZ Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount 2010 Active 1 8 EAR99 85°C -40°C 3.3V 4.4mm RoHS Compliant No 8 TSSOP 2-Wire, I2C, Serial 5.5V 2.7V 3mm CMOS 1.2mm e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 40 INDUSTRIAL 0.65mm Timer or RTC 3/5V Clock HH:MM:SS 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
X1228S14I X1228S14I Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
X1227S8Z-2.7 X1227S8Z-2.7 Intersil Corporation 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 1 EAR99 4.9022mm RoHS Compliant compliant 3.9116mm CMOS 1.7272mm 8542.39.00.01 e3 MATTE TIN DUAL GULL WING 260 5V 40 8 COMMERCIAL YES 1.27mm R-PDSO-G8 2.7V 70°C Timer or RTC Not Qualified 3/5V 5.5V 8 TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y NO I2C 1
X1288S16-4.5A X1288S16-4.5A Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Surface Mount Bulk 16 EAR99 70°C 0°C 10.35mm RoHS Compliant Contains Lead SOIC 2-Wire, I2C, Serial 7.5mm CMOS 2.65mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 5V 16 COMMERCIAL 1.27mm R-PDSO-G16 4.5V Timer or RTC Not Qualified 5V 5.5V 31.3kB HH:MM:SS:hh (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz 1/100SECOND Y YES I2C 1 YY-MM-DD-dd
DS1248Y-70+ DS1248Y-70+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 10 Weeks Tube 2012 yes Active 1 (Unlimited) 32 3A991.B.2.A 43.053mm ROHS3 Compliant Lead Free 32 32-DIP Module (0.600, 15.24mm) Parallel not_compliant 15.24mm Through Hole 0°C~70°C CMOS 10.922mm 8473.30.11.40 Phantom Time Chip e3 Matte Tin (Sn) DUAL 260 5V NOT SPECIFIED DS1248 32 NO 2.54mm Timer or RTC Not Qualified 5V NVSRAM 128KB 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 8 1/100SECOND N NO YY-MM-DD-dd 10mA @ 5V
ISL12028IV27AZ-T ISL12028IV27AZ-T Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar ISL12028 Alarm, Leap Year, Supervisor, Watchdog Timer 14-TSSOP 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
DS1500YEN DS1500YEN Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tray 2005 Obsolete 3 (168 Hours) 32 EAR99 5V 18.4mm Non-RoHS Compliant Contains Lead No 32 32-LFSOP (0.724, 18.40mm Width) Parallel 8mm Surface Mount -40°C~85°C CMOS 1.24mm 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 5V 20 DS1500 32 0.5mm Timer or RTC 5V Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K Clock 256B 4.5V~5.5V HH:MM:SS (24 hr) 8 SECONDS Y NO 1 YY-MM-DD-dd 5mA @ 4.5V~5.5V 2.5V~3.7V
DS1501YSN DS1501YSN Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 2007 no Obsolete 1 (Unlimited) 28 EAR99 18.1mm Non-RoHS Compliant Contains Lead 28-SOIC (0.295, 7.50mm Width) Parallel not_compliant 8.565mm Surface Mount -40°C~85°C CMOS 3.05mm 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 5V 20 DS1501 28 YES 1.27mm R-PDSO-G28 Timer or RTC Not Qualified 5V Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K 256B 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 5mA @ 4.5V~5.5V 2.5V~3.7V
R2051T01-E2-F R2051T01-E2-F Ricoh Electronic Devices Company 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 9 Weeks Tape & Reel (TR) Active 1 (Unlimited) RoHS Compliant Lead Free NOT SPECIFIED NOT SPECIFIED Clock
ISL12027IV30AZ ISL12027IV30AZ Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
DS1501WN+ DS1501WN+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 8 Weeks Tube 2013 yes Obsolete 1 (Unlimited) 28 EAR99 36.83mm ROHS3 Compliant Lead Free 28-DIP (0.600, 15.24mm) Parallel 15.24mm Through Hole -40°C~85°C CMOS 5.08mm 8473.30.11.80 Clock/Calendar e3 TIN DUAL 260 3.3V NOT SPECIFIED DS1501 28 NO 2.54mm R-PDIP-T28 Timers or RTCs Not Qualified 3.3V Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K 256B 3V~3.6V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 4mA @ 3V~3.6V 2.5V~3.7V
PT7C4337LEX PT7C4337LEX Pericom Semiconductor Corp. (Diodes Incorporated) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 8 EAR99 4.4mm RoHS Compliant 3mm CMOS 1.2mm 8542.39.00.01 DUAL GULL WING 3.3V 8 INDUSTRIAL YES 0.65mm R-PDSO-G8 1.8V 85°C -40°C Timer or RTC Not Qualified 2/5V 5.5V TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C 1
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