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ELECTRONIC COMPONENTS

Real Time Clocks

Photo Mfr. Part # Availability Price Quantity Datasheet Series Package/Case Packaging Product Status Programmable Type Features Memory Size Time Format Date Format Interface Voltage - Supply Voltage - Supply, Battery Current - Timekeeping (Max) Operating Temperature Mounting Type Grade Qualification Supplier Device Package
RX-4035SAB0 PURE SN EPSON

RX-4035SAB0 PURE SN

IC RTC TIME EVENT REC SPI 14SOP

EPSON

4,660 -
Datasheet - - Tape & Reel (TR) Active - - - - - - - - - - - - - - -
RTC-8564JE0:ROHS EPSON

RTC-8564JE0:ROHS

IC RTC CLK/CALENDAR I2C 20VSOJ

EPSON

2,147 -
Datasheet RTC-8564JE 20-LSSOJ (0.213", 5.40mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Y2K - HH:MM:SS YY-MM-DD-dd I2C, 2-Wire Serial 1.8V ~ 5.5V - 0.7µA ~ 0.8µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 20-VSOJ
AB0814-T3 Abracon LLC

AB0814-T3

IC RTC CLK/CALENDAR SPI 16QFN

Abracon LLC

3,758 -
Datasheet - 16-VFQFN Exposed Pad Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer 256B HH:MM:SS:hh YY-MM-DD-dd SPI 1.7V ~ 3.6V 1.5V ~ 3.6V 0.17µA ~ 0.22µA @ 1.8V ~ 3V -40°C ~ 85°C Surface Mount - - 16-QFN (3x3)
AB1803-T3 Abracon LLC

AB1803-T3

IC RTC CLK/CALENDAR I2C 16QFN

Abracon LLC

3,348 -
Datasheet - 16-VFQFN Exposed Pad Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, SRAM, Trickle-Charger 64B HH:MM:SS:hh YY-MM-DD-dd I2C, 2-Wire Serial 1.7V ~ 3.6V 1.5V ~ 3.6V 0.17µA ~ 0.22µA @ 1.8V ~ 3V -40°C ~ 85°C Surface Mount - - 16-QFN (3x3)
AB1813-T3 Abracon LLC

AB1813-T3

IC RTC CLK/CALENDAR SPI 16QFN

Abracon LLC

4,467 -
Datasheet - 16-VFQFN Exposed Pad Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, SRAM, Trickle-Charger 64B HH:MM:SS:hh YY-MM-DD-dd SPI 1.7V ~ 3.6V 1.5V ~ 3.6V 0.17µA ~ 0.22µA @ 1.8V ~ 3V -40°C ~ 85°C Surface Mount - - 16-QFN (3x3)
AB0804-T3 Abracon LLC

AB0804-T3

IC RTC CLK/CALENDAR I2C 16QFN

Abracon LLC

3,293 -
Datasheet - 16-VFQFN Exposed Pad Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer 256B HH:MM:SS:hh YY-MM-DD-dd I2C, 2-Wire Serial 1.7V ~ 3.6V 1.5V ~ 3.6V 0.17µA ~ 0.22µA @ 1.8V ~ 3V -40°C ~ 85°C Surface Mount - - 16-QFN (3x3)
M41T65Q6F STMicroelectronics

M41T65Q6F

IC RTC CLK/CALENDAR I2C 16QFN

STMicroelectronics

2,065 -
Datasheet Timekeeper® 16-VFQFN Exposed Pad Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Watchdog Timer - HH:MM:SS:hh (24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 1.3V ~ 4.4V - 0.7µA ~ 0.95µA @ 1.3V ~ 4.4V -40°C ~ 85°C Surface Mount - - 16-QFN (3x3)
DS1390U-18+T&R Analog Devices Inc./Maxim Integrated

DS1390U-18+T&R

DS1390U-18+T&R

Analog Devices Inc./Maxim Integrated

3,444 -
Datasheet - 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active - Clock/Calendar Alarm, Leap Year, Square Wave Output, Trickle-Charger - HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd SPI, 4-Wire Serial 1.71V ~ 1.89V 1.3V ~ 3.7V 100µA @ 1.71V ~ 1.89V -40°C ~ 85°C (TA) Surface Mount - - 10-uMAX/uSOP
DS1305EN/T&R Analog Devices Inc./Maxim Integrated

DS1305EN/T&R

IC RTC CLK/CALENDAR SPI 20TSSOP

Analog Devices Inc./Maxim Integrated

2,026 -
Datasheet - 20-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, NVSRAM, Trickle-Charger 96B HH:MM:SS (12/24 hr) YY-MM-DD-dd SPI 2V ~ 5.5V 2V ~ 5.5V 25.3µA ~ 81µA @ 2V ~ 5V -40°C ~ 85°C Surface Mount - - 20-TSSOP
RV-8564-C2-32.768KHZ-10PPM-TA-QC Micro Crystal AG

RV-8564-C2-32.768KHZ-10PPM-TA-QC

IC RTC CLK/CALENDAR I2C 10SON

Micro Crystal AG

2,797 -
Datasheet C2 10-TDFN Exposed Pad Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Leap Year, Programmable Clock Output, Timer - HH:MM:SS (24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 1V ~ 5.5V - 0.35µA @ 3V -40°C ~ 85°C (TA) Surface Mount - - 10-SON (5x3.2)
RX-4045NBAA0 PURE SN EPSON

RX-4045NBAA0 PURE SN

IC RTC CLK/CALENDAR SPI 22SON

EPSON

2,908 -
Datasheet - - Tape & Reel (TR) Active - - - - - - - - - - - - - - -
RX-8035LCB0 PURE SN EPSON

RX-8035LCB0 PURE SN

IC RTC EVENT REC I2C 12VSOJ

EPSON

1,151 -
Datasheet RX-8035LC 12-TFSOJ (0.094", 2.40mm Width) Tape & Reel (TR) Active Not Verified Time Event Recorder Alarm - HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2.4V ~ 5.5V 1V ~ 5.5V 2.5µA @ 3V -40°C ~ 85°C Surface Mount - - 12-VSOJ
AB1814-T3 Abracon LLC

AB1814-T3

IC RTC CLK/CALENDAR SPI 16QFN

Abracon LLC

4,029 -
Datasheet - 16-VFQFN Exposed Pad Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer 256B HH:MM:SS:hh YY-MM-DD-dd SPI 1.7V ~ 3.6V 1.5V ~ 3.6V 0.17µA ~ 0.22µA @ 1.8V ~ 3V -40°C ~ 85°C Surface Mount - - 16-QFN (3x3)
AB1804-T3 Abracon LLC

AB1804-T3

IC RTC CLK/CALENDAR I2C 16QFN

Abracon LLC

3,696 -
Datasheet - 16-VFQFN Exposed Pad Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer 256B HH:MM:SS:hh YY-MM-DD-dd I2C, 2-Wire Serial 1.7V ~ 3.6V 1.5V ~ 3.6V 0.17µA ~ 0.22µA @ 1.8V ~ 3V -40°C ~ 85°C Surface Mount - - 16-QFN (3x3)
M41T81SMY6E STMicroelectronics

M41T81SMY6E

IC RTC CLK/CALENDAR I2C 18SOX

STMicroelectronics

1,391 -
Datasheet - 18-SOX, 18-SOIC with Crystal (7.5mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Square Wave Output, Watchdog Timer - HH:MM:SS:hh (24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2.7V ~ 5.5V 2V ~ 3.5V 100µA @ 2.7V ~ 5.5V -40°C ~ 85°C Surface Mount - - 18-SOX
RX-8035LCAA0 PURE SN EPSON

RX-8035LCAA0 PURE SN

IC RTC EVENT REC I2C 12VSOJ

EPSON

2,867 -
Datasheet RX-8035LC 12-TFSOJ (0.094", 2.40mm Width) Tape & Reel (TR) Active - Clock/Calendar Alarm - HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C 2.4V ~ 5.5V 1V ~ 5.5V 2.5µA @ 3V -40°C ~ 85°C Surface Mount - - 12-VSOJ
RV-2123-C2-32.768KHZ-20PPM-TA-QA Micro Crystal AG

RV-2123-C2-32.768KHZ-20PPM-TA-QA

TIMING REAL TIME CLOCK

Micro Crystal AG

1,163 -
Datasheet C2 10-TDFN Exposed Pad Bulk Active - Clock/Calendar Alarm, Leap Year - HH:MM:SS YY-MM-DD-dd SPI, 4-Wire Serial 5.5V - 180nA @ 3V -40°C ~ 85°C (TA) Surface Mount Automotive AEC-Q100 10-SON (5x3.2)
RTC-4574SA:B3 ROHS EPSON

RTC-4574SA:B3 ROHS

IC RTC CLK/CALENDAR SER 14SOP

EPSON

4,213 -
Datasheet RTC-4574SA 14-SOIC (0.197", 5.00mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year - HH:MM:SS (24 hr) YY-MM-DD-dd 3-Wire Serial 1.6V ~ 5.5V - 1µA ~ 2µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 14-SOP
DS1306EN Analog Devices Inc./Maxim Integrated

DS1306EN

IC RTC CLK/CALENDAR SPI 20TSSOP

Analog Devices Inc./Maxim Integrated

4,578 -
Datasheet - 20-TSSOP (0.173", 4.40mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger 96B HH:MM:SS (12/24 hr) YY-MM-DD-dd SPI 2V ~ 5.5V 2V ~ 5.5V 25.3µA ~ 81µA @ 2V ~ 5V -40°C ~ 85°C Surface Mount - - 20-TSSOP
DS1308U-3+T Analog Devices Inc./Maxim Integrated

DS1308U-3+T

IC RTC CLOCK/CALENDAR I2C 8UMAX

Analog Devices Inc./Maxim Integrated

1,251 -
Datasheet - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar Leap Year, NVSRAM, Square Wave Output 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2.7V ~ 5.5V 1.3V ~ 5.5V - -40°C ~ 85°C Surface Mount - - 8-uMAX/uSOP
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