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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 Radiation Hardening Number of Pins 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 Surface Mount Terminal Pitch JESD-30 Code Supply Voltage-Min (Vsup) Number of Channels Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Feature Adjustable Threshold Supplier Device Package Logic Function Memory Size Function Voltage - Supply Time Format External Data Bus Width Clock Frequency Time-Min Interrupt Capability Volatile Information Access Method Non-Volatile Memory Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
RX-8581NB B3 PURESN RX-8581NB B3 PURESN Epson America, Inc 0.0000
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0.00000000 download Tape and Reel LTB Yes with exemptions 20 Clock/Calendar/Alarm HH:MM:SS DW:DM:M:Y
AB-RTCMC-32.768KHZ-ZIZE-S2-T AB-RTCMC-32.768KHZ-ZIZE-S2-T Abracon LLC 0.0000
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0.00000000 download 13 Weeks Surface Mount Tape & Reel (TR) Active 1 (Unlimited) 85°C -40°C 3V RoHS Compliant Lead Free No 10-SMD Module SPI 5.5V 1.6V Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, Square Wave Output, Watchdog Timer Module Clock 1.1V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.35μA~0.4μA @ 2V~5V
DS1374U-33 DS1374U-33 Maxim Integrated 0.0000
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0.00000000 download Tube 2002 no Obsolete 1 (Unlimited) 10 EAR99 3mm ROHS3 Compliant 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial not_compliant 3mm Surface Mount -40°C~85°C CMOS 1.1mm 8473.30.11.80 1 Binary Counter e0 Tin/Lead (Sn/Pb) DUAL 240 3.3V 20 DS1374 10 YES 0.5mm S-PDSO-G10 2.97V 1 Not Qualified 5.5V Alarm, Square Wave Output, Trickle-Charger, Watchdog Timer NO 2.97V~5.5V Binary 175μA @ 2.97V~5.5V 1.3V~5.5V
X1288S16 X1288S16 Intersil 0.0000
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0.00000000
CBC34803-M5C-TR5 CBC34803-M5C-TR5 Cymbet 0.0000
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0.00000000 Surface Mount Tape & Reel (TR) 70°C -10°C RoHS Compliant Lead Free 16 QFN 2-Wire, I2C, Serial unknown HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd
CBC34803-M5C CBC34803-M5C Cymbet 0.0000
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0.00000000 Surface Mount 70°C -10°C RoHS Compliant Lead Free 16 QFN 2-Wire, I2C, Serial unknown HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd
R2262T01-E2-F R2262T01-E2-F Ricoh Electronic Devices Company 0.0000
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0.00000000 download Tape and Reel Active RoHS Compliant 10 Clock/Calendar/Alarm/Interrupt HH:MM:SS DW:DM:M:Y
RTC-72423A:3:ROHS RTC-72423A:3:ROHS EPSON 0.0000
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0.00000000 download 16 Weeks Surface Mount Tape & Reel (TR) RTC-72423 Active 1 (Unlimited) 85°C -40°C 5V ROHS3 Compliant Contains Lead No 24 24-SOIC (0.311, 7.90mm Width) Parallel 5.5V 4.5V Surface Mount 1.098005g -40°C~85°C Clock/Calendar Leap Year 24-SOP Clock 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 5μA~10μA @ 2V~5V
RX8900SA:UCB PURE SN RX8900SA:UCB PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks RX8900SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C Surface Mount -40°C~85°C Clock/Calendar Alarm 14-SOP 2.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1.4μA~1.5μA @ 3V~5V 1.6V~5.5V
RX8900SA:UB3 PURE SN RX8900SA:UB3 PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RX8900SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C Surface Mount -40°C~85°C Clock/Calendar Alarm 14-SOIC 2.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1.4μA~1.5μA @ 3V~5V 1.6V~5.5V
RX-8731LC:B3 RX-8731LC:B3 EPSON 0.0000
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0.00000000 download Tape & Reel (TR) RX-8731LC Obsolete 1 (Unlimited) 85°C -40°C ROHS3 Compliant 12 12-TFSOJ (0.094, 2.40mm Width) I2C 5.5V 1.7V Surface Mount -40°C~85°C Clock/Calendar Alarm, EEPROM, Leap Year, Unique ID 12-VSOJ Clock 80b 1.7V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1.4μA~1.5μA @ 3V~5V
RTC-7301SF:B0 ROHS RTC-7301SF:B0 ROHS EPSON 0.0000
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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 24-SSOP 2.4V~5.5V 1μA~2μA @ 3V~5V
RTC-4701NB:B ROHS RTC-4701NB:B ROHS EPSON 0.0000
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0.00000000 download Obsolete 1 (Unlimited) 22-LFDFN 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm 22-SON (6.3x4.8) 1.6V~5.5V
RX6110SA:B0 PURE SN RX6110SA:B0 PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RX6110SA Active 1 (Unlimited) 14 10.1mm ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C, SPI 5mm Surface Mount -40°C~85°C CMOS 3.3mm Clock/Calendar e3 Tin (Sn) DUAL GULL WING NOT SPECIFIED 3V NOT SPECIFIED YES 1.27mm R-PDSO-G14 Alarm, SRAM 16B 1.6V~5.5V I2C; SERIAL 0.25μA @ 3V
RX-8571SA:B PURE SN RX-8571SA:B PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks RX-8571SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C Surface Mount -40°C~85°C Clock/Calendar Alarm, SRAM 14-SOP 16B 1.6V~5.5V 0.4μA @ 3V
RX-8731LC:B PURE SN RX-8731LC:B PURE SN EPSON 0.0000
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0.00000000 download 15 Weeks RX-8731LC Active 1 (Unlimited) ROHS3 Compliant 12-TFSOJ (0.094, 2.40mm Width) I2C Surface Mount -40°C~85°C Clock/Calendar Alarm, EEPROM, Leap Year, Unique ID 12-VSOJ 80b 1.7V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1.4μA~1.5μA @ 3V~5V
ISL1208IRT8Z-TK ISL1208IRT8Z-TK Renesas Electronics America 0.0000
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0.00000000 download 8 Weeks Tape & Reel (TR) 2004 Active 1 (Unlimited) 8 EAR99 3mm ROHS3 Compliant 8-WDFN Exposed Pad I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 0.85mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL NOT SPECIFIED 3V NOT SPECIFIED ISL1208 8 YES 0.65mm S-PDSO-N8 Alarm, Leap Year, SRAM 2B 2.7V~5.5V HH:MM:SS (12/24 hr) I2C YY-MM-DD-dd 4μA~6μA @ 3V~5V 1.8V~5.5V
DS17885S-5 DS17885S-5 Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 24 17.9mm Non-RoHS Compliant 24-SOIC (0.295, 7.50mm Width) Parallel 7.5mm Surface Mount 0°C~70°C CMOS 2.67mm Clock/Calendar e0 TIN LEAD DUAL 240 5V 20 24 YES 1.27mm R-PDSO-G24 COMMERCIAL Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 8KB 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz 1 YY-MM-DD-dd 3mA @ 4.5V~5.5V 2.5V~3.7V
RTC-4701JE:B3 ROHS RTC-4701JE:B3 ROHS EPSON 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) 20-LSSOJ (0.213, 5.40mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 20-VSOJ 1.6V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd
DS1248W-120IND+ DS1248W-120IND+ Maxim Integrated 0.0000
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0.00000000 download 11 Weeks Tube 2012 yes Active 1 (Unlimited) 32 3A991.B.2.A 43.053mm ROHS3 Compliant Lead Free 32-DIP Module (0.600, 15.24mm) Parallel not_compliant 15.24mm Through Hole -40°C~85°C CMOS 10.922mm 8473.30.11.40 Phantom Time Chip e3 Matte Tin (Sn) DUAL 260 3.3V NOT SPECIFIED DS1248 32 NO 2.54mm R-PDIP-P32 Timer or RTC Not Qualified 3.3V NVSRAM 128KB 2.97V~3.63V HH:MM:SS:hh (12/24 hr) 8 1/100SECOND N NO YY-MM-DD-dd 7mA @ 3.3V
ISL12028IBAZ ISL12028IBAZ Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 2 (1 Year) ROHS3 Compliant 14-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar ISL12028 Alarm, Leap Year, Supervisor, Watchdog Timer 14-SOIC 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
RX-8731LC:B RX-8731LC:B EPSON 0.0000
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0.00000000 download RX-8731LC Obsolete 1 (Unlimited) 85°C -40°C 5.5V ROHS3 Compliant 12-TFSOJ (0.094, 2.40mm Width) I2C 32.768kHz 1.2mm Surface Mount -40°C~85°C Clock/Calendar Alarm, EEPROM, Leap Year, Unique ID 12-VSOJ 80b 1.7V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1.4μA~1.5μA @ 3V~5V
X1226S8T2 X1226S8T2 Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) Non-RoHS Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar X1226 Alarm, Leap Year 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
DS1248Y-70+ DS1248Y-70+ Maxim Integrated 0.0000
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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
RA-4574SA:B3 ROHS RA-4574SA:B3 ROHS EPSON 0.0000
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0.00000000 download Tape & Reel (TR) Automotive, AEC-Q200 Obsolete 1 (Unlimited) 14-SOIC (0.209, 5.30mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 14-SOP 1.6V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1μA~2μA @ 3V~5V
RX-8035SA:B3 PURE SN RX-8035SA:B3 PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RX-8035SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC, Non-Standard I2C, 2-Wire Serial Surface Mount -40°C~85°C Time Event Recorder Alarm 14-SOP 2.4V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 2.5μA @ 3V 1V~5.5V
DS12885SN DS12885SN Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 24 17.9mm Non-RoHS Compliant 24-SOIC (0.295, 7.50mm Width) Parallel 7.5mm Surface Mount -40°C~85°C CMOS 2.67mm Clock/Calendar e0 TIN LEAD DUAL 245 5V NOT SPECIFIED 24 YES 1.27mm R-PDSO-G24 COMMERCIAL Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 114B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz 1 YY-MM-DD-dd 15mA @ 4.5V~5.5V 2.5V~4V
ISL12027IB30AZ ISL12027IB30AZ Rochester Electronics 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer 8-SOIC 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
MAX6900ETT+T MAX6900ETT+T Maxim Integrated 0.0000
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0.00000000 download Tape & Reel (TR) 2003 yes Obsolete 1 (Unlimited) 10 EAR99 3mm ROHS3 Compliant Lead Free 6 6-WDFN Exposed Pad I2C, 2-Wire Serial unknown 400kHz 3mm Surface Mount -40°C~85°C CMOS 0.8mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3.3V NOT SPECIFIED MAX6900 10 YES 0.5mm S-PDSO-N10 Timer or RTC Not Qualified 2.5/5V Leap Year, NVSRAM 31B 2V~5.5V HH:MM:SS (12/24 hr) SECONDS N YES I2C YY-MM-DD-dd 0.63μA~1.7μA
MCP7940M-I/SN MCP7940M-I/SN Microchip Technology 0.0000
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0.00000000 download 6 Weeks Tube 1998 Active 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant Lead Free No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial No SVHC 1.25mm 3.9mm Surface Mount -40°C~85°C CMOS Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 2.5V 40 MCP7940M YES 1.27mm Timer or RTC 2/5V Alarm, Leap Year, Square Wave Output, SRAM Clock 1.8V~5.5V HH:MM:SS (12/24 hr) SECONDS Y I2C 64 B 1 YY-MM-DD-dd 1μA @ 5.5V
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