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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-8025NB:AA

RX-8025NB:AA

IC RTC CLK/CALENDAR I2C 22SON

EPSON

1,893 7.66
RFQ
RX-8025NB:AA

Datasheet

RX-8025NB 22-SMD, 20 Leads, Flat Leads Bulk Active Not Verified Clock/Calendar Alarm, Leap Year - HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 1.7V ~ 5.5V - 1.2µA ~ 1.8µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 22-SON
RX-4045SAAAB PURE SN

RX-4045SAAAB PURE SN

IC RTC CLK/CALENDAR SPI 14SOP

EPSON

1,112 7.66
RFQ
RX-4045SAAAB PURE SN

Datasheet

RX-4045SA 14-SOIC (0.197", 5.00mm Width) Strip Active Not Verified Clock/Calendar Alarm - HH:MM:SS (12/24 hr) YY-MM-DD-dd SPI 1.7V ~ 5.5V - 1.2µA ~ 1.8µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 14-SOP
RX-8025NBAC PURE SN

RX-8025NBAC PURE SN

IC RTC CLK/CALENDAR I2C 22SON

EPSON

2,880 0.00
RFQ
RX-8025NBAC PURE SN

Datasheet

RX-8025NB 22-SMD, 20 Leads, Flat Leads Bulk Active Not Verified Clock/Calendar Alarm - HH:MM:SS YY-MM-DD I2C 1.7V ~ 5.5V 1.15V ~ 5.5V 1.2µA ~ 1.8µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 22-SON (6.3x4.8)
RX-8035LC:AC3 PURE SN

RX-8035LC:AC3 PURE SN

IC RTC EVENT REC I2C 12VSOJ

EPSON

2,064 7.68
RFQ
RX-8035LC:AC3 PURE SN

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
RX-4035LC:BB PURE SN

RX-4035LC:BB PURE SN

IC RTC EVENT REC SPI 12VSOJ

EPSON

4,683 7.74
RFQ
RX-4035LC:BB PURE SN

Datasheet

RX-4035LC 12-TFSOJ (0.094", 2.40mm Width) Strip Active Not Verified Time Event Recorder Alarm - - - SPI 2.4V ~ 5.5V 1V ~ 5.5V 2.5µA @ 3V -40°C ~ 85°C Surface Mount - - 12-VSOJ
RX-8035LC:B PURE SN

RX-8035LC:B PURE SN

IC RTC EVENT REC I2C 12VSOJ

EPSON

4,222 7.74
RFQ
RX-8035LC:B PURE SN

Datasheet

RX-8035LC 12-TFSOJ (0.094", 2.40mm Width) Strip 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
V3025SO28B+

V3025SO28B+

IC RTC CLK/CALENDAR 28SOIC

EM Microelectronic

2,060 8.24
RFQ

-

- 28-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Last Time Buy Not Verified Clock/Calendar Alarm, Leap Year, RAM 8B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd - 2V ~ 5.5V 2V ~ 4V 15µA @ 5.5V -40°C ~ 85°C (TA) Surface Mount - - 28-SOIC
DS12885SN+T&R

DS12885SN+T&R

IC RTC CLK/CALENDAR PAR 24SOIC

Analog Devices Inc./Maxim Integrated

4,634 6.29
RFQ
DS12885SN+T&R

Datasheet

- 24-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 114B HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.5V ~ 4V 15mA @ 4.5V ~ 5.5V -40°C ~ 85°C Surface Mount - - 24-SOIC
RX8900CE:UAB

RX8900CE:UAB

IC RTC CLK/CALENDAR I2C 10SMD

EPSON

3,991 7.77
RFQ
RX8900CE:UAB

Datasheet

RX8900CE 10-SMD, No Lead Bulk Active Not Verified Clock/Calendar Alarm - HH:MM:SS (24 hr) YY-MM-DD-dd I2C 2.5V ~ 5.5V 1.6V ~ 5.5V 1.4µA ~ 1.5µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 10-SMD
RX-4045NB:AA3 PURE SN

RX-4045NB:AA3 PURE SN

IC RTC CLK/CALENDAR SER 22SON

EPSON

1,053 7.78
RFQ
RX-4045NB:AA3 PURE SN

Datasheet

RX-4045NB 22-LFDFN Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm - HH:MM:SS YY-MM-DD-dd 4-Wire Serial 1.7V ~ 5.5V - 1.2µA ~ 1.8µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 22-SON (6.3x4.8)
RX-4045NBAC3

RX-4045NBAC3

IC RTC CLK/CALENDAR SER 22SON

EPSON

4,295 0.00
RFQ
RX-4045NBAC3

Datasheet

RX-4045NB 22-SMD, 20 Leads, Flat Leads Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm - HH:MM:SS YY-MM-DD-dd 4-Wire Serial 1.7V ~ 5.5V 1.15V ~ 5.5V 1.2µA ~ 1.8µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 22-SON (6.3x4.8)
DS1685QN-5+

DS1685QN-5+

IC RTC CLK/CALENDAR PAR 28PLCC

Analog Devices Inc./Maxim Integrated

1,313 8.24
RFQ
DS1685QN-5+

Datasheet

- 28-LCC (J-Lead) Tube Active Not Verified Clock/Calendar Alarm, NVSRAM, Square Wave Output, Y2K 242B HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.5V ~ 3.7V 3mA @ 5V -40°C ~ 85°C Surface Mount - - 28-PLCC (11.51x11.51)
DS32B35-33#

DS32B35-33#

IC RTC CLK/CALENDAR I2C 20SOIC

Analog Devices Inc./Maxim Integrated

4,683 0.00
RFQ
DS32B35-33#

Datasheet

- 20-SOIC (0.295", 7.50mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm, FRAM, Leap Year, Square Wave Output, TCXO/Crystal 2KB HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2.7V ~ 3.63V 2.3V ~ 3.6V 110µA @ 3.63V 0°C ~ 70°C Surface Mount - - 20-SOIC
DS1500Y

DS1500Y

IC RTC CLK/CALENDAR PAR 32EDIP

Analog Devices Inc./Maxim Integrated

2,476 0.00
RFQ
DS1500Y

Datasheet

- 32-DIP Module (0.600", 15.24mm) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K 256B HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.5V ~ 3.7V 5mA @ 4.5V ~ 5.5V 0°C ~ 70°C Through Hole - - 32-EDIP
DS1500W

DS1500W

IC RTC CLK/CALENDAR PAR 32EDIP

Analog Devices Inc./Maxim Integrated

1,333 0.00
RFQ
DS1500W

Datasheet

- 32-DIP Module (0.600", 15.24mm) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K 256B HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 3V ~ 3.6V 2.5V ~ 3.7V 4mA @ 3V ~ 3.6V 0°C ~ 70°C Through Hole - - 32-EDIP
RTC-8564JE:BB ROHS

RTC-8564JE:BB ROHS

IC RTC CLK/CALENDAR I2C 20VSOJ

EPSON

2,236 7.96
RFQ
RTC-8564JE:BB ROHS

Datasheet

RTC-8564JE 20-LSSOJ (0.213", 5.40mm Width) Strip Active Not Verified Clock/Calendar Alarm - HH:MM:SS YY-MM-DD-dd I2C 1.8V ~ 5.5V - 0.7µA ~ 0.8µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 20-VSOJ
RX8900SA:UAB PURE SN

RX8900SA:UAB PURE SN

IC RTC CLK/CALENDAR I2C 14SOP

EPSON

2,181 7.96
RFQ
RX8900SA:UAB PURE SN

Datasheet

RX8900SA 14-SOIC (0.197", 5.00mm Width) Bulk Active Not Verified Clock/Calendar Alarm - HH:MM:SS (24 hr) YY-MM-DD-dd I2C 2.5V ~ 5.5V 1.6V ~ 5.5V 1.4µA ~ 1.5µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 14-SOP
RTC-8564JEBX ROHS

RTC-8564JEBX ROHS

IC RTC CLK/CALENDAR I2C 20VSOJ

EPSON

3,196 0.00
RFQ
RTC-8564JEBX ROHS

Datasheet

RTC-8564JE 20-LSSOJ (0.213", 5.40mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm - HH:MM:SS YY-MM-DD-dd I2C 1.8V ~ 5.5V - 0.7µA ~ 0.8µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 20-VSOJ
RX-8035LC:AC PURE SN

RX-8035LC:AC PURE SN

IC RTC EVENT REC I2C 12VSOJ

EPSON

4,440 8.04
RFQ
RX-8035LC:AC PURE SN

Datasheet

RX-8035LC 12-TFSOJ (0.094", 2.40mm Width) Strip 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
DS32C35-33#T&R

DS32C35-33#T&R

IC RTC CLK/CALENDAR I2C 20SOIC

Analog Devices Inc./Maxim Integrated

3,613 0.00
RFQ
DS32C35-33#T&R

Datasheet

- 20-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, FRAM, Leap Year, Square Wave Output, TCXO/Crystal 8KB HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2.7V ~ 3.63V 2.3V ~ 3.6V 110µA @ 3.63V 0°C ~ 70°C Surface Mount - - 20-SOIC
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