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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
RTC-8564NBB0 ROHS EPSON

RTC-8564NBB0 ROHS

IC RTC CLK/CALENDAR I2C 22SON

EPSON

1,947 -
Datasheet RTC-8564NB 22-SMD, 20 Leads, Flat Leads Tape & Reel (TR) Active 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 - - 22-SON
RX8804CE XA0 EPSON

RX8804CE XA0

IC RTC CLK/CALENDAR I2C 10SMD

EPSON

2,081 -
Datasheet RX8804CE 10-SMD, No Lead Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Watchdog Timer - HH:MM:SS YY-MM-DD I2C 1.6V ~ 5.5V 1.5V ~ 5.5V 1.5µA ~ 1.6µA @ 3V ~ 5V -40°C ~ 105°C (TA) Surface Mount - - 10-SMD
M41T93SMY6E STMicroelectronics

M41T93SMY6E

IC RTC CLK/CALENDAR SPI 18SOX

STMicroelectronics

3,566 -
Datasheet - 18-SOX, 18-SOIC with Crystal (7.5mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer 7B HH:MM:SS:hh (24 hr) YY-MM-DD-dd SPI 3V ~ 5.5V 1.8V ~ 5.5V 10µA @ 5.5V -40°C ~ 85°C Surface Mount - - 18-SOX
M41T93ZMY6E STMicroelectronics

M41T93ZMY6E

IC RTC CLK/CALENDAR SPI 18SOX

STMicroelectronics

2,588 -
Datasheet - 18-SOX, 18-SOIC with Crystal (7.5mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer 7B HH:MM:SS:hh (24 hr) YY-MM-DD-dd SPI 2.38V ~ 5.5V 1.8V ~ 5.5V 10µA @ 5.5V -40°C ~ 85°C Surface Mount - - 18-SOX
RX-4803LCUB0 PURE SN EPSON

RX-4803LCUB0 PURE SN

IC RTC CLK/CALENDAR SPI 12VSOJ

EPSON

1,240 -
Datasheet - - Tape & Reel (TR) Active - - - - - - - - - - - - - - -
ISL12022IBZ-T Renesas Electronics Corporation

ISL12022IBZ-T

IC RTC CLK/CALENDAR I2C 8SOIC

Renesas Electronics Corporation

1,437 -
Datasheet - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Daylight Savings, Leap Year, SRAM 128B HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2.7V ~ 5.5V 1.8V ~ 5.5V 14µA ~ 15µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 8-SOIC
DS1685-5 Analog Devices Inc./Maxim Integrated

DS1685-5

IC RTC CLK/CALENDAR PAR 24DIP

Analog Devices Inc./Maxim Integrated

2,468 -
Datasheet - 24-DIP (0.600", 15.24mm) Tube Obsolete 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
DS1685-3 Analog Devices Inc./Maxim Integrated

DS1685-3

IC RTC CLK/CALENDAR PAR 24DIP

Analog Devices Inc./Maxim Integrated

3,027 -
Datasheet - 24-DIP (0.600", 15.24mm) Tube Obsolete 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 Through Hole - - 24-PDIP
BQ3285S-SB2TRG4 Texas Instruments

BQ3285S-SB2TRG4

IC RTC CLK/CALENDAR PAR 24SOIC

Texas Instruments

2,732 -
Datasheet - 24-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Obsolete 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 - 0°C ~ 70°C Surface Mount - - 24-SOIC
ISL12024IBZ Renesas Electronics Corporation

ISL12024IBZ

IC RTC CLK/CALENDAR I2C 8SOIC

Renesas Electronics Corporation

3,579 -
Datasheet - 8-SOIC (0.154", 3.90mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Unique ID - HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2.7V ~ 5.5V 1.8V ~ 5.5V 10µA ~ 20µA @ 2.7V ~ 5.5V -40°C ~ 85°C Surface Mount - - 8-SOIC
DS1305EN Analog Devices Inc./Maxim Integrated

DS1305EN

IC RTC CLK/CALENDAR SPI 20TSSOP

Analog Devices Inc./Maxim Integrated

4,701 -
Datasheet - 20-TSSOP (0.173", 4.40mm Width) Tube 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
DS1305N Analog Devices Inc./Maxim Integrated

DS1305N

IC RTC CLK/CALENDAR SPI 16DIP

Analog Devices Inc./Maxim Integrated

3,768 -
Datasheet - 16-DIP (0.300", 7.62mm) Tube 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 Through Hole - - 16-PDIP
M48T86MH1E STMicroelectronics

M48T86MH1E

IC RTC CLK/CALENDAR PAR 28SOH

STMicroelectronics

3,739 -
Datasheet - 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, NVSRAM, Square Wave Output 114B HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V - 15mA @ 4.5V ~ 5.5V 0°C ~ 70°C Surface Mount - - 28-SOH
RX-8803LCUC0 PURE SN EPSON

RX-8803LCUC0 PURE SN

IC RTC CLK/CALENDAR I2C 12VSOJ

EPSON

2,390 -
Datasheet - - Tape & Reel (TR) Active - - - - - - - - - - - - - - -
DS1339U-2+T&R Analog Devices Inc./Maxim Integrated

DS1339U-2+T&R

IC RTC CLOCK/CALENDAR I2C 8UMAX

Analog Devices Inc./Maxim Integrated

3,733 -
Datasheet - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Leap Year, Square Wave Output, Trickle-Charger - HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 1.8V ~ 5.5V 1.3V ~ 3.7V 100µA @ 2.2V -40°C ~ 85°C Surface Mount - - 8-uMAX/uSOP
RX4111CE BB EPSON

RX4111CE BB

IC RTC CLK/CALENDAR SPI 10SMD

EPSON

2,495 -
Datasheet RX4111CE 10-SMD, No Lead Bulk Active Not Verified Clock/Calendar Alarm, RAM - HH:MM:SS YY-MM-DD SPI, 4-Wire Serial 1.6V ~ 5.5V - 3µA @ 3V -40°C ~ 85°C (TA) Surface Mount - - 10-SMD
M41T56C64MY6E STMicroelectronics

M41T56C64MY6E

IC RTC CLK/CALENDAR I2C 18SOX

STMicroelectronics

4,276 -
Datasheet - 18-SOX, 18-SOIC with Crystal (7.5mm Width) Tube Obsolete Not Verified Clock/Calendar EEPROM, Leap Year, NVSRAM 56B, 8KB HH:MM:SS YY-MM-DD-dd I2C, 2-Wire Serial 4.5V ~ 5.5V 2.5V ~ 3.5V 100µA (Typ) @ 4.5V ~ 5.5V -40°C ~ 85°C Surface Mount - - 18-SOX
RX-8731LC:B3 EPSON

RX-8731LC:B3

IC RTC CLK/CALENDAR I2C 12VSOJ

EPSON

4,898 -
Datasheet RX-8731LC 12-TFSOJ (0.094", 2.40mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, EEPROM, Leap Year, Unique ID 80b HH:MM:SS (24 hr) YY-MM-DD-dd I2C 1.7V ~ 5.5V - 1.4µA ~ 1.5µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 12-VSOJ
DS1685S-3 Analog Devices Inc./Maxim Integrated

DS1685S-3

IC RTC CLK/CALENDAR PAR 24SOIC

Analog Devices Inc./Maxim Integrated

2,659 -
Datasheet - 24-SOIC (0.295", 7.50mm Width) Tube Obsolete 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-SOIC
RX8111CE AB EPSON

RX8111CE AB

IC RTC CLK/CALENDAR I2C 10SMD

EPSON

1,604 -
Datasheet RX8111CE 10-SMD, No Lead Bulk Active Not Verified Clock/Calendar Alarm, RAM - HH:MM:SS YY-MM-DD I2C 1.6V ~ 5.5V - 3µA @ 3V -40°C ~ 85°C (TA) Surface Mount - - 10-SMD
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