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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 SVHC Reach Compliance Code Min Supply Voltage Frequency Height Width Mounting Type Weight Operating Temperature Technology Height Seated (Max) HTS Code Number of Functions 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) Consumer IC Type Voltage Application Feature Supplier Device Package Logic Function Access Time Memory Size Supply Current-Max Voltage - Supply Time Format External Data Bus Width uPs/uCs/Peripheral ICs Type Clock Frequency Display Mode Time-Min Interrupt Capability Volatile Information Access Method Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery Battery End of Life Indication Frequency Trimming Alarm
PT7C43390WEX PT7C43390WEX Pericom 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
RTC-72423B: PURE SN RTC-72423B: PURE SN EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 13 Weeks RTC-72423 Active 1 (Unlimited) ROHS3 Compliant 24-SOIC (0.311, 7.90mm Width) Parallel Surface Mount -40°C~85°C Clock/Calendar Leap Year 24-SOP 4.5V~5.5V HH:MM:SS (12/24 hr) 5μA~10μA @ 2V~5V
ISL12027IB30AZ-T ISL12027IB30AZ-T Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel 1999 Active 1 8 EAR99 85°C -40°C 3.3V 4.9mm RoHS Compliant No SOIC 2-Wire, I2C, Serial 5.5V 2.7V 3.9mm CMOS 1.75mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 40 8, 8 INDUSTRIAL 1.27mm R-PDSO-G8 Timer or RTC 3/5V Clock HH:MM:SS 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
DS1307ZN+T&R/C02 DS1307ZN+T&R/C02 Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 2 Weeks Tape & Reel (TR) 2012 Obsolete 1 (Unlimited) 85°C -40°C 5V ROHS3 Compliant No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar DS1307 Leap Year, NVSRAM, Square Wave Output 8-SOIC Clock 56B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 200μA @ 5V 2V~3.5V
DS1251WP-120IND DS1251WP-120IND Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tube 2005 Obsolete 3 (168 Hours) 34 3A991.B.2.A 3.3V Non-RoHS Compliant Contains Lead No 34 34-PowerCap™ Module Parallel 120GHz Surface Mount -40°C~85°C CMOS 8473.30.11.40 Phantom Time Chip e0 TIN LEAD DUAL 225 3.3V 30 DS1251 34 Timer or RTC Leap Year, NVSRAM Clock 120 ns 512KB 2.97V~3.63V HH:MM:SS:hh (12/24 hr) 8 1/100SECOND N NO YY-MM-DD-dd 7mA @ 3.3V 3V
DS1685EN-3+T&R DS1685EN-3+T&R Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2000 Active 1 (Unlimited) 85°C -40°C 3V ROHS3 Compliant Lead Free No 24 24-TSSOP (0.173, 4.40mm Width) Parallel 3.7V 2.7V Surface Mount -40°C~85°C Clock/Calendar DS1685 Alarm, NVSRAM, Square Wave Output, Y2K 24-TSSOP Clock 242B 2.7V~3.7V HH:MM:SS (12/24 hr) YY-MM-DD-dd 2mA @ 3V 2.5V~3.7V
ISL12022MIBZR5421 ISL12022MIBZR5421 Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 7 Weeks Tube 2008 Active 1 (Unlimited) EAR99 ROHS3 Compliant 20-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) NOT SPECIFIED NOT SPECIFIED ISL12022 20 Alarm, Daylight Savings, Leap Year, SRAM 128B 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 14μA~15μA @ 3V~5V 1.8V~5.5V
RTC-7301SF:B3 ROHS RTC-7301SF:B3 ROHS EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 13 Weeks Tape & Reel (TR) Active 1 (Unlimited) ROHS3 Compliant 24-SOP (0.213, 5.40mm Width) Parallel Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 24-SSOP 2.4V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1μA~2μA @ 3V~5V
DS1306EN+T&R DS1306EN+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 ROHS3 Compliant Lead Free Tin No 20 20-TSSOP (0.173, 4.40mm Width) SPI 5.5V No SVHC 2V Surface Mount -40°C~85°C Clock/Calendar DS1306 Alarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger 20-TSSOP Clock 96B 2V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 25.3μA~81μA @ 2V~5V 2V~5.5V
DS1685EN-3/T&R DS1685EN-3/T&R Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) 2012 Obsolete 1 (Unlimited) Non-RoHS Compliant Contains Lead 24-TSSOP (0.173, 4.40mm Width) Parallel Surface Mount -40°C~85°C Clock/Calendar DS1685 Alarm, NVSRAM, Square Wave Output, Y2K 24-TSSOP 242B 2.7V~3.7V HH:MM:SS (12/24 hr) YY-MM-DD-dd 2mA @ 3V 2.5V~3.7V
ISL12029AIB27Z-T ISL12029AIB27Z-T Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel 2005 Active 2 14 EAR99 85°C -40°C 3.3V 8.65mm RoHS Compliant No SOIC 2-Wire, I2C, Serial 5.5V 2.7V 3.9mm CMOS 1.75mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 14, 14 INDUSTRIAL 1.27mm R-PDSO-G14 Timer or RTC 3/5V Clock HH:MM:SS 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd
NTE2062 NTE2062 NTE Electronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 28 Non-RoHS Compliant 28 PMOS 1 DUAL THROUGH-HOLE 28 OTHER NO 1.78mm 70°C -30°C Clock ICs Not Qualified -12V LED CLOCK ALARM CLOCKS; CLOCK-RADIOS 7mA DIGITAL NO NO YES
RX-8581SA:B3 RX-8581SA:B3 EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Tape and Reel
PT7C4307WEX PT7C4307WEX Pericom 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
DS1340C-33# DS1340C-33# Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Surface Mount Tube 2002 yes Active 1 (Unlimited) 16 EAR99 3.3V 18.1mm ROHS3 Compliant Tin No 16 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial 2.35mm 7.6mm Surface Mount -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar e3 DUAL 260 3.3V 40 DS1340 16 1.27mm Leap Year, Trickle-Charger Clock 2.97V~5.5V HH:MM:SS (24 hr) 0.032MHz I2C YY-MM-DD-dd 150μA @ 5.5V 1.3V~5.5V
RTC-8564JE:3 RTC-8564JE:3 EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) Obsolete 1 (Unlimited) 85°C -40°C Non-RoHS Compliant 20 20-LSSOJ (0.213, 5.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Y2K 20-VSOJ 1.8V~5.5V HH:MM:SS YY-MM-DD-dd 0.7μA~0.8μA @ 3V~5V
X1228S14Z-2.7A X1228S14Z-2.7A Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Obsolete 3 (168 Hours) ROHS3 Compliant 14-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar e3 MATTE TIN NOT SPECIFIED NOT SPECIFIED X1228 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
X1286A8IT1 X1286A8IT1 Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2005 1 8 EAR99 85°C -40°C 5.255mm Non-RoHS Compliant Contains Lead SOIC 2-Wire, I2C, Serial 5.23mm CMOS 2.03mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 240 5V NOT SPECIFIED 8 INDUSTRIAL 1.27mm R-PDSO-G8 2.7V Timer or RTC Not Qualified 3/5V 5.5V 31.3kB HH:MM:SS:hh (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz 1/100SECOND Y NO I2C 1 YY-MM-DD-dd
ISL12022MIBZ-T7A ISL12022MIBZ-T7A Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel 2007 1 (Unlimited) 20 85°C -40°C RoHS Compliant No 20 SOIC 2-Wire, I2C, Serial e3 Matte Tin (Sn) - annealed DUAL INDUSTRIAL 1.27mm Timer or RTC 3/5V Clock 128B HH:MM:SS (12/24 hr) SECONDS Y NO SERIAL, 2 WIRE/I2C YY-MM-DD-dd
DS1386P-8-120 DS1386P-8-120 Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tube 2007 no Obsolete 3 (168 Hours) 34 EAR99 Non-RoHS Compliant Contains Lead 34-PowerCap™ Module Parallel not_compliant Surface Mount 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e0 TIN LEAD DUAL 240 5V NOT SPECIFIED DS1386 34 R-XDMA-U34 Timer or RTC Not Qualified 5V Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer Clock 8KB 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 8 0.032MHz 1/100SECOND Y NO 1 YY-MM-DD-dd 4mA @ 5V 3V
ISL12027IB27Z ISL12027IB27Z Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
DS1501WS DS1501WS Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tube 2008 yes Obsolete 1 (Unlimited) 28 EAR99 3.3V 18.1mm Non-RoHS Compliant Contains Lead No 28 28-SOIC (0.295, 7.50mm Width) Parallel 8.565mm Surface Mount 0°C~70°C CMOS 3.05mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3.3V DS1501 28 1.27mm 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
PCA8565BS/1,118 PCA8565BS/1,118 NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) 2003 Obsolete 1 (Unlimited) 10 3mm ROHS3 Compliant 10-VFDFN Exposed Pad I2C, 2-Wire Serial 3mm Surface Mount -40°C~125°C CMOS 1mm 8542.39.00.01 Clock/Calendar e4 NICKEL PALLADIUM GOLD DUAL 260 2V 30 PCA8565 10 YES 0.5mm S-PDSO-N10 Not Qualified Alarm, Leap Year, Square Wave Output, Watchdog Timer 1.8V~5.5V HH:MM:SS (24 hr) 0.032MHz I2C 1 YY-MM-DD-dd 1.2μA~5μA @ 2V~5V
X1227S8IZ-2.7A X1227S8IZ-2.7A Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
DS1685E-3/T&R DS1685E-3/T&R Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) 2012 Obsolete 1 (Unlimited) Non-RoHS Compliant Contains Lead 24-TSSOP (0.173, 4.40mm Width) Parallel Surface Mount 0°C~70°C Clock/Calendar DS1685 Alarm, NVSRAM, Square Wave Output, Y2K 24-TSSOP 242B 2.7V~3.7V HH:MM:SS (12/24 hr) YY-MM-DD-dd 2mA @ 3V 2.5V~3.7V
DS1685-3+ DS1685-3+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 8 Weeks Tube 2000 yes Active 1 (Unlimited) 24 EAR99 31.75mm ROHS3 Compliant Lead Free 24-DIP (0.600, 15.24mm) Parallel 15.24mm Through Hole 0°C~70°C CMOS 5.08mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3V 30 DS1685 24 NO 2.54mm R-PDIP-T24 Timer or RTC Not Qualified 3V Alarm, NVSRAM, Square Wave Output, Y2K 242B 2.7V~3.7V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 2mA @ 3V 2.5V~3.7V
DS1302S DS1302S Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tube 2001 no Obsolete 1 (Unlimited) 8 EAR99 3.3V 5.46mm Non-RoHS Compliant Contains Lead Tin No 8 BURST MODE RAM DATA TRANSFER; TIMEKEEPING CURRENT = 0.3UA 8-SOIC (0.209, 5.30mm Width) 3-Wire Serial No SVHC 2.03mm 5.41mm Surface Mount 540.001716mg 0°C~70°C CMOS Clock/Calendar e0 DUAL 240 3.3V 20 DS1302 8 1.27mm Timers or RTCs 5V Leap Year, NVSRAM, Trickle-Charger Clock 31B 2V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS N YES SERIAL, 3-WIRE YY-MM-DD-dd 0.3μA~1μA @ 2V~5V 2V~5.5V
X1227V8Z-2.7A X1227V8Z-2.7A Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Obsolete 1 (Unlimited) ROHS3 Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar X1227 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
X1288V14IT1 X1288V14IT1 Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) Non-RoHS Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar X1288 Alarm, Leap Year, Supervisor, Watchdog Timer 4.5V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
PT7C4302WEX PT7C4302WEX Diodes Incorporated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 18 Weeks Surface Mount Tape & Reel (TR) 2015 Active 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant 8 8-SOIC (0.154, 3.90mm Width) 3-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm Clock/Calendar DUAL 2V PT7C4302 1.27mm Timer or RTC Not Qualified 1.5/5V Leap Year, NVSRAM, Square Wave Output, Trickle-Charger 31B 1.2V~5.5V HH:MM:SS (12/24 hr) SECONDS N NO SERIAL, 3-WIRE 1 YY-MM-DD-dd 25.3μA~81μA @ 2V~5V 1.5V~5.5V
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