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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
BQ4802LYPWR Texas Instruments

BQ4802LYPWR

IC RTC CLK/CALENDAR PAR 28TSSOP

Texas Instruments

293 -
Datasheet - 28-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer - HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 2.7V ~ 3.6V 2.4V ~ 4V 1.5mA (Typ) @ 2.7 V ~ 3.6 V 0°C ~ 70°C Surface Mount - - 28-TSSOP
DS1672U-33+T&R Analog Devices Inc./Maxim Integrated

DS1672U-33+T&R

IC RTC BINARY COUNTER I2C 8UMAX

Analog Devices Inc./Maxim Integrated

1,715 -
Datasheet - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Not Verified Binary Counter Trickle-Charger - Binary Binary I2C, 2-Wire Serial 2.97V ~ 3.63V 1.3V ~ 3.63V 500µA @ 3.63V -40°C ~ 85°C Surface Mount - - 8-uMAX/uSOP
RX4901CE XS B06 EPSON

RX4901CE XS B06

IC RTC CLK/CALENDAR SPI 10SMD

EPSON

2,000 -
Datasheet RX4901CE 10-SMD, No Lead Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm - HH:MM:SS YY-MM-DD SPI, 3-Wire Serial 1.6V ~ 5.5V - 1.5µA @ 3V -40°C ~ 105°C (TA) Surface Mount - - 10-SMD
RX4901CE XS A06 EPSON

RX4901CE XS A06

IC RTC CLK/CALENDAR SPI 10SMD

EPSON

1,943 -
Datasheet RX4901CE 10-SMD, No Lead Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm - HH:MM:SS YY-MM-DD SPI, 3-Wire Serial 1.6V ~ 5.5V - 1.5µA @ 3V -40°C ~ 105°C (TA) Surface Mount - - 10-SMD
RX4901CE XS D06 EPSON

RX4901CE XS D06

IC RTC CLK/CALENDAR SPI 10SMD

EPSON

1,941 -
Datasheet RX4901CE 10-SMD, No Lead Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm - HH:MM:SS YY-MM-DD SPI, 4-Wire Serial 1.6V ~ 5.5V - 1.5µA @ 3V -40°C ~ 105°C (TA) Surface Mount - - 10-SMD
BQ4802LYDWR Texas Instruments

BQ4802LYDWR

IC RTC CLK/CALENDAR PAR 28SOIC

Texas Instruments

781 -
Datasheet - 28-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer - HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 2.7V ~ 3.6V 2.4V ~ 4V 1.5mA (Typ) @ 2.7 V ~ 3.6 V 0°C ~ 70°C Surface Mount - - 28-SOIC
RX-8803LC:UB0 PURE SN EPSON

RX-8803LC:UB0 PURE SN

IC RTC CLK/CALENDAR I2C 12VSOJ

EPSON

1,000 -
Datasheet RX-8803LC 12-TFSOJ (0.094", 2.40mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm - HH:MM:SS YY-MM-DD I2C 1.6V ~ 5.5V - 2.1µA ~ 3.4µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 12-VSOJ
DS1392U-33+ Analog Devices Inc./Maxim Integrated

DS1392U-33+

IC RTC CLK/CALENDAR SER 10UMAX

Analog Devices Inc./Maxim Integrated

389 -
Datasheet - 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Not Verified Clock/Calendar Alarm, Leap Year, Square Wave Output, Trickle-Charger - HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 3-Wire Serial 2.97V ~ 5.5V 1.3V ~ 5.5V 175µA @ 2.97V ~ 5.5V -40°C ~ 85°C Surface Mount - - 10-uMAX/uSOP
RX8900SA:UB3 PURE SN EPSON

RX8900SA:UB3 PURE SN

IC RTC CLK/CALENDAR I2C 14SOP

EPSON

495 -
Datasheet RX8900SA 14-SOIC (0.197", 5.00mm Width) Tape & Reel (TR) 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
DS1343E-3+T&R Analog Devices Inc./Maxim Integrated

DS1343E-3+T&R

IC RTC CLK/CALENDAR SPI 20TSSOP

Analog Devices Inc./Maxim Integrated

1,506 -
Datasheet - 20-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger 96B HH:MM:SS (12/24 hr) YY-MM-DD-dd SPI 2.7V ~ 5.5V 1.3V ~ 5.5V - -40°C ~ 85°C Surface Mount - - 20-TSSOP
DS1344D-3+T&R Analog Devices Inc./Maxim Integrated

DS1344D-3+T&R

IC RTC CLK/CALENDAR SPI 14TDFN

Analog Devices Inc./Maxim Integrated

3,895 -
Datasheet - 14-WFDFN Exposed Pad Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger 96B HH:MM:SS (12/24 hr) YY-MM-DD-dd SPI 2.7V ~ 5.5V 1.3V ~ 5.5V - -40°C ~ 85°C Surface Mount - - 14-TDFN (3x3)
DS1343E-3+ Analog Devices Inc./Maxim Integrated

DS1343E-3+

IC RTC CLK/CALENDAR SPI 20TSSOP

Analog Devices Inc./Maxim Integrated

146 -
Datasheet - 20-TSSOP (0.173", 4.40mm Width) Tube Active Not Verified Clock/Calendar Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger 96B HH:MM:SS (12/24 hr) YY-MM-DD-dd SPI 2.7V ~ 5.5V 1.3V ~ 5.5V - -40°C ~ 85°C Surface Mount - - 20-TSSOP
DS1685E-5+ Analog Devices Inc./Maxim Integrated

DS1685E-5+

IC RTC CLK/CALENDAR PAR 24TSSOP

Analog Devices Inc./Maxim Integrated

1,243 -
Datasheet - 24-TSSOP (0.173", 4.40mm Width) 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 0°C ~ 70°C Surface Mount - - 24-TSSOP
DS1685E-3+ Analog Devices Inc./Maxim Integrated

DS1685E-3+

IC RTC CLK/CALENDAR PAR 24TSSOP

Analog Devices Inc./Maxim Integrated

133 -
Datasheet - 24-TSSOP (0.173", 4.40mm Width) Tube Active Not Verified Clock/Calendar Alarm, NVSRAM, Square Wave Output, Y2K 242B HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 2.7V ~ 3.7V 2.5V ~ 3.7V 2mA @ 3V 0°C ~ 70°C Surface Mount - - 24-TSSOP
DS1558Y+ Analog Devices Inc./Maxim Integrated

DS1558Y+

IC RTC CLK/CALENDAR PAR 48LQFP

Analog Devices Inc./Maxim Integrated

245 -
Datasheet - 48-LQFP Tray Active Not Verified Clock/Calendar Alarm, Leap Year, Watchdog Timer, Y2K - HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.5V ~ 3.7V 6mA @ 5V -40°C ~ 85°C Surface Mount - - 48-LQFP (7x7)
DS1685-5+ Analog Devices Inc./Maxim Integrated

DS1685-5+

IC RTC CLK/CALENDAR PAR 24DIP

Analog Devices Inc./Maxim Integrated

2,860 -
Datasheet - 24-DIP (0.600", 15.24mm) 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 0°C ~ 70°C Through Hole - - 24-PDIP
DS12885Q+ Analog Devices Inc./Maxim Integrated

DS12885Q+

IC RTC CLK/CALENDAR PAR 28PLCC

Analog Devices Inc./Maxim Integrated

1,235 -
Datasheet - 28-LCC (J-Lead) Tube 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 0°C ~ 70°C Surface Mount - - 28-PLCC (11.51x11.51)
DS17285SN-3+ Analog Devices Inc./Maxim Integrated

DS17285SN-3+

IC RTC CLK/CALENDAR PAR 24SOIC

Analog Devices Inc./Maxim Integrated

166 -
Datasheet - 24-SOIC (0.295", 7.50mm Width) Tube Active Not Verified Clock/Calendar Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 2KB HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 2.7V ~ 3.7V 2.5V ~ 3.7V 2mA @ 2.7V ~ 3.7V -40°C ~ 85°C Surface Mount - - 24-SOIC
DS1315S-33+ Analog Devices Inc./Maxim Integrated

DS1315S-33+

IC RTC PHANTOM CHIP PAR 16SOIC

Analog Devices Inc./Maxim Integrated

3,855 -
Datasheet - 16-SOIC (0.295", 7.50mm Width) Tube Active Not Verified Phantom Time Chip Leap Year - HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd Parallel 3V ~ 3.6V 2.5V ~ 3.7V 1.1mA @ 3.3V 0°C ~ 70°C Surface Mount - - 16-SOIC
M48T37Y-70MH1F STMicroelectronics

M48T37Y-70MH1F

IC RTC CLK/CALENDAR PAR 44SOH

STMicroelectronics

269 -
Datasheet Timekeeper® 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Leap Year, Watchdog Timer - HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V - 3mA @ 4.5V ~ 5.5V 0°C ~ 70°C Surface Mount - - 44-SOH
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