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RTCs

Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time Lifecycle Status Mount Packaging Published 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 Additional Feature Package / Case Interface Max Supply Voltage REACH SVHC Reach Compliance Code Min Supply Voltage Width Mounting Type 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) Feature Supplier Device Package Logic Function Memory Size Number of Bits 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
DS14287+ DS14287+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 2005 yes Obsolete 1 (Unlimited) 24 EAR99 31.75mm ROHS3 Compliant Lead Free 24 24-DIP Module (0.600, 15.24mm) Parallel not_compliant Through Hole 0°C~70°C CMOS 5.08mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL NOT SPECIFIED 5V NOT SPECIFIED DS14287 24 NO 2.54mm Timer or RTC Not Qualified 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 114B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 0.5μA @ 4.5V~5.5V 2.5V~3.6V
DS1343E-3+T&R DS1343E-3+T&R Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Surface Mount Digi-Reel® 2002 Active 1 (Unlimited) 85°C -40°C 3V ROHS3 Compliant No 20 20-TSSOP (0.173, 4.40mm Width) SPI 5.5V 2.7V Surface Mount -40°C~85°C Clock/Calendar DS1343 Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger 20-TSSOP Clock 96B 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.3V~5.5V
PCF2123U/12AA/1,00 PCF2123U/12AA/1,00 NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 2010 Obsolete 1 (Unlimited) 12 ROHS3 Compliant CMOS 8542.39.00.01 e3 MATTE TIN UPPER NO LEAD NOT SPECIFIED 2V NOT SPECIFIED INDUSTRIAL YES R-XUUC-N12 1.8V 85°C -40°C Timers or RTCs Not Qualified 1.1/5.5V 4.2V TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES SERIAL, 3-WIRE 1
DS1747WP-120IND+ DS1747WP-120IND+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 10 Weeks Tray 2005 yes Active 3 (168 Hours) 34 EAR99 25.019mm ROHS3 Compliant Lead Free 34-PowerCap™ Module Parallel 23.495mm Surface Mount -40°C~85°C CMOS 2.3368mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3.3V NOT SPECIFIED DS1747 34 YES 1.27mm R-XDMA-U34 Timer or RTC Not Qualified 3.3V Leap Year, NVSRAM, Y2K 512KB 2.97V~3.63V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 2mA @ 3.3V 3V
DS1248Y-70IND+ DS1248Y-70IND+ 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 15.24mm Through Hole -40°C~85°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
DS1339BU+ DS1339BU+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Surface Mount Tube 2002 Active 1 (Unlimited) 8 EAR99 3mm ROHS3 Compliant No 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial Unknown 3mm Surface Mount -40°C~85°C CMOS 1.1mm Clock/Calendar DUAL 3.3V DS1339 8 0.65mm Timer or RTC Alarm, Leap Year, Square Wave Output, Trickle-Charger Clock 1.71V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd 200μA @ 1.71V~5.5V 1.3V~3.7V
ISL12026IBZ-T7A ISL12026IBZ-T7A Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Tape & Reel (TR) 2010 Active 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar ISL12026 8 Alarm, Leap Year 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
DS1305 DS1305 Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 2002 no Obsolete 1 (Unlimited) 16 EAR99 19.175mm Non-RoHS Compliant Contains Lead 16-DIP (0.300, 7.62mm) SPI not_compliant 7.62mm Through Hole 0°C~70°C CMOS 4.572mm 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 5V 20 DS1305 16 NO 2.54mm R-PDIP-T16 Timer or RTC Not Qualified 3/5V Alarm, Leap Year, NVSRAM, Trickle-Charger 96B 2V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y YES SERIAL, 3-WIRE YY-MM-DD-dd 25.3μA~81μA @ 2V~5V 2V~5.5V
DS1307ZN/T&R DS1307ZN/T&R Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) 2011 Obsolete 1 (Unlimited) Non-RoHS Compliant Contains Lead 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 56B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 200μA @ 5V 2V~3.5V
PCF8802AUG/ABZ PCF8802AUG/ABZ NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
PCF8564AU/10AB/1,0 PCF8564AU/10AB/1,0 NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 7 Weeks Bulk 2008 Active Not Applicable 9 ROHS3 Compliant Die I2C, 2-Wire Serial Surface Mount -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar UPPER NOT SPECIFIED 2V NOT SPECIFIED PCF8564 9 YES R-XUUC-N9 Timer or RTC Not Qualified 2/5V Alarm, Leap Year, Square Wave Output, Watchdog Timer 1V~5.5V HH:MM:SS (24 hr) 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd 0.6μA~0.75μA @ 2V~5V
X1227S8-2.7 X1227S8-2.7 Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 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 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
X1288V14I-2.7T1 X1288V14I-2.7T1 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 2.7V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
RTC-4543SA:B0ROHS RTC-4543SA:B0ROHS EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
PCF8563TD PCF8563TD NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
ISL12020MIRZ-T7A ISL12020MIRZ-T7A Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
DS1302SN+T DS1302SN+T Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 2013 yes 1 8 EAR99 5.31mm Non-RoHS Compliant BURST MODE RAM DATA TRANSFER; TIMEKEEPING CURRENT = 0.3UA 5.285mm CMOS 2.13mm 8542.39.00.01 e3 Matte Tin (Sn) DUAL GULL WING 260 3.3V 30 8 INDUSTRIAL YES 1.27mm R-PDSO-G8 2V 85°C -40°C Timer or RTC Not Qualified 3/5V 5.5V TIMER, REAL TIME CLOCK 0.032MHz SECONDS N YES SERIAL, 3-WIRE
DS1315E-33+ DS1315E-33+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 8 Weeks Tube 2011 yes Active 1 (Unlimited) 20 EAR99 6.5mm ROHS3 Compliant Lead Free 20-TSSOP (0.173, 4.40mm Width) Parallel 4.4mm Surface Mount 0°C~70°C CMOS 1.1mm 8542.39.00.01 Phantom Time Chip e3 Matte Tin (Sn) DUAL 260 3.3V 30 DS1315 20 YES 0.65mm R-PDSO-G20 Timer or RTC Not Qualified 3.3V Leap Year 3V~3.6V HH:MM:SS:hh (12/24 hr) 0.032MHz 1/100SECOND N YES SERIAL, FIXED PROTOCOL YY-MM-DD-dd 1.1mA @ 3.3V 2.5V~3.7V
DS17485SN-5+ DS17485SN-5+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Tube 2000 yes Obsolete 1 (Unlimited) 24 EAR99 17.9mm ROHS3 Compliant Lead Free 24-SOIC (0.295, 7.50mm Width) Parallel 7.5mm Surface Mount -40°C~85°C CMOS 2.67mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V NOT SPECIFIED DS17485 24 YES 1.27mm R-PDSO-G24 Timer or RTC Not Qualified 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 4KB 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 3mA @ 4.5V~5.5V 2.5V~3.7V
RX4111CE B6 RX4111CE B6 EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
X1205V8IZ X1205V8IZ Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 2005 Obsolete 1 (Unlimited) ROHS3 Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar e3 Matte Tin (Sn) NOT SPECIFIED NOT SPECIFIED X1205 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
ISL12029AIV27Z-T ISL12029AIV27Z-T Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel 2005 Active 1 14 EAR99 85°C -40°C 3.3V 5mm RoHS Compliant No 14 TSSOP 2-Wire, I2C, Serial 5.5V 2.7V 4.4mm CMOS 1.2mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3.3V INDUSTRIAL 0.65mm Timer or RTC 3/5V Clock HH:MM:SS 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd
DS17885E-3 DS17885E-3 Rochester Electronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tray no Obsolete 3 (168 Hours) 28 11.8mm Non-RoHS Compliant 28-TSSOP (0.465, 11.80mm Width) Multiplexed 8mm Surface Mount 0°C~70°C CMOS 1.2mm Real Time Clock (RTC) e0 TIN LEAD DUAL 240 3V 20 28 YES 0.55mm R-PDSO-G28 COMMERCIAL 8K 3V HH:MM:SS 8 0.032MHz PARALLEL, MUXED BUS 1 YYYY-MM-DD
PCA8802UG/12KB/1,0 PCA8802UG/12KB/1,0 NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Bulk 2011 Obsolete 1 (Unlimited) ROHS3 Compliant SEATED HGT_NOM; TERM PITCH-MAX 8-XFBGA, WLCSP I2C, 2-Wire Serial Surface Mount -40°C~85°C CMOS 8542.39.00.01 1 Binary Counter UPPER 3V PCA8802 YES X-PUUC-N 1.6V 5.5V Square Wave Output, Unique ID 1.6V~5.5V Binary 0.4μA @ 1.6V~5.5V
X1227S8Z-2.7A X1227S8Z-2.7A Rochester Electronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube yes Obsolete 1 (Unlimited) 8 4.9022mm ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9116mm Surface Mount 0°C~70°C CMOS 1.7272mm Clock/Calendar e3 MATTE TIN DUAL 260 5V 40 8 YES 1.27mm R-PDSO-G8 COMMERCIAL Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS (12/24 hr) 0.032MHz I2C 1 YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
DS1687-3IND+ DS1687-3IND+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Tube 2000 yes Active 1 (Unlimited) 24 EAR99 33.782mm ROHS3 Compliant Lead Free 24 24-DIP Module (0.600, 15.24mm) Parallel not_compliant Through Hole -40°C~85°C CMOS 9.398mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL NOT SPECIFIED 3V NOT SPECIFIED DS1687 24 NO 2.54mm 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
DS1747P-70IND+ DS1747P-70IND+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 10 Weeks Tray 2012 yes Active 3 (168 Hours) 34 EAR99 25.019mm ROHS3 Compliant Lead Free 34-PowerCap™ Module Parallel 23.495mm Surface Mount -40°C~85°C CMOS 2.3368mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V NOT SPECIFIED DS1747 34 YES 1.27mm R-XDMA-U34 Timer or RTC Not Qualified 5V Leap Year, NVSRAM, Y2K 512KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 4mA @ 5V 3V
PT7C4311AWE PT7C4311AWE Diodes Incorporated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 14 Weeks Active 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C TA Clock/Calendar Leap Year, Square Wave Output, Y2K 56B 1.2V~5.5V HH:MM:SS (24 hr) YY-MM-DD 150μA @ 1.5V~5.5V 2V~3.5V
M41T93SMY6F M41T93SMY6F STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 25 Weeks ACTIVE (Last Updated: 7 months ago) Surface Mount Tape & Reel (TR) Active 1 (Unlimited) 18 EAR99 11.61mm ROHS3 Compliant Lead Free No 18 18-SOX, 18-SOIC with Crystal (7.5mm Width) SPI 7.62mm Surface Mount -40°C~85°C CMOS 2.69mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 240 30 M41T93 18 1.27mm Timers or RTCs 3.3/5V Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer Clock 8 3V~5.5V HH:MM:SS:hh (24 hr) 5MHz 1/100SECOND Y 7 B 1 YY-MM-DD-dd 10μA @ 5.5V 1.8V~5.5V
DS17485S-5+T&R DS17485S-5+T&R Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 10 Weeks Tape & Reel (TR) 2000 Active 1 (Unlimited) ROHS3 Compliant Lead Free 24-SOIC (0.295, 7.50mm Width) Parallel Surface Mount 0°C~70°C Clock/Calendar DS17485 Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 24-SOIC 4KB 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 3mA @ 4.5V~5.5V 2.5V~3.7V
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