Echtzeituhren

Hersteller Serie Verpackung/Gehäuse Verpackung Produktstatus Programmierbar Typ Funktionen Speichergröße Zeitformat Datumsformat Schnittstelle Spannung - Versorgung Spannung - Versorgung, Batterie Strom - Zeitmessung (Max) Betriebstemperatur Montageart Klasse Qualifizierung Lieferant Gerätepaket

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Echtzeituhr-RTC-ICs sind Timing-Komponenten, die genaue Zeit- und Kalenderinformationen in elektronischen Systemen aufrechterhalten, auch wenn die Hauptstromversorgung ausgeschaltet ist. Sie werden häufig in Embedded-Systemen, Industrieelektronik, Unterhaltungselektronik, Kommunikationsgeräten, Medizintechnik, Automobilelektronik, IoT-Produkten, Messgeräten und Datenlogger-Anwendungen eingesetzt.

Diese Kategorie umfasst Real-Time-Clock-ICs, batteriegepufferte RTCs, Low-Power-RTCs, I2C-RTCs, SPI-RTCs, Kalenderuhr-ICs und verwandte Clock-/Timing-Komponenten. Die Auswahl erfolgt häufig nach Zeitgenauigkeit, Backup-Stromversorgung, Schnittstellentyp, Alarmfunktionen, Betriebsspannung, Stromaufnahme, Gehäusetyp und Anwendungsanforderungen.

TomatoElec liefert originale Echtzeituhr-RTC-ICs von anerkannten Halbleiterherstellern wie Microchip, NXP, STMicroelectronics, Renesas, Texas Instruments, Analog Devices, onsemi, Infineon und weiteren wichtigen Marken. Als lagerführender Lieferant und unabhängiger Distributor für elektronische Komponenten bietet TomatoElec Bestandsunterstützung, Originalbauteil-Beschaffung und BOM-Sourcing für internationale Kunden.

Foto Hersteller-Teilenr. Verfügbarkeit Preis Menge Datenblatt Serie Verpackung/Gehäuse Verpackung Produktstatus Programmierbar Typ Funktionen Speichergröße Zeitformat Datumsformat Schnittstelle Spannung - Versorgung Spannung - Versorgung, Batterie Strom - Zeitmessung (Max) Betriebstemperatur Montageart Klasse Qualifizierung Lieferant Gerätepaket
PCF2123BS/1,512

PCF2123BS/1,512

IC RTC CLK/CALENDAR SPI 16HVQFN

NXP USA Inc.

0 -
RFQ
PCF2123BS/1,512

Datenblatt

- 16-VFQFN Exposed Pad Tube Discontinued at Digi-Key Not Verified Clock/Calendar Alarm, Leap Year, Square Wave Output, Watchdog Timer - HH:MM:SS (12/24 hr) YY-MM-DD-dd SPI 1.6V ~ 5.5V - 0.33µA ~ 0.38µA @ 2V ~ 5V -40°C ~ 85°C Surface Mount - - 16-HVQFN (3x3)
PCF2129AT/1,518

PCF2129AT/1,518

IC RTC CLOCK/CALENDAR I2C 20SO

NXP USA Inc.

0 -
RFQ
PCF2129AT/1,518

Datenblatt

- 20-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Square Wave Output, TCXO/Crystal, Watchdog Timer - HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 1.8V ~ 4.2V 1.8V ~ 4.2V 1.5µA @ 3.3V -40°C ~ 85°C Surface Mount - - 20-SO
PCF2127AT/1,518

PCF2127AT/1,518

IC RTC CLOCK/CALENDAR I2C 20SO

NXP USA Inc.

0 -
RFQ
PCF2127AT/1,518

Datenblatt

- 20-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Watchdog Timer 512B HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 1.8V ~ 4.2V 1.8V ~ 4.2V 1.5µA @ 3.3V -40°C ~ 85°C Surface Mount - - 20-SO
PCF8564ACX9/1,005

PCF8564ACX9/1,005

IC RTC CLOCK/CALENDAR I2C DIE

NXP USA Inc.

0 -
RFQ
PCF8564ACX9/1,005

Datenblatt

- Die Bulk Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Square Wave Output, Watchdog Timer - HH:MM:SS (24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 1V ~ 5.5V - 0.6µA ~ 0.75µA @ 2V ~ 5V -40°C ~ 85°C Surface Mount - - Die
RX-4801JE:UB

RX-4801JE:UB

IC RTC CLK/CALENDAR SPI 20VSOJ

EPSON

0 -
RFQ
RX-4801JE:UB

Datenblatt

- 20-LSSOJ (0.213", 5.40mm Width) Bulk Obsolete Not Verified Clock/Calendar Alarm, Leap Year 16B HH:MM:SS (24 hr) YY-MM-DD-dd SPI 1.6V ~ 5.5V - 2.1µA ~ 3.4µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 20-VSOJ
PCF8523TS/1,112

PCF8523TS/1,112

IC RTC CLK/CALENDAR I2C 14TSSOP

NXP USA Inc.

0 -
RFQ
PCF8523TS/1,112

Datenblatt

- 14-TSSOP (0.173", 4.40mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Watchdog Timer - HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 1.6V ~ 5.5V 1.8V ~ 5.5V 0.5µA @ 2V ~ 5V -40°C ~ 85°C Surface Mount - - 14-TSSOP
ISL12027AIB27Z-T

ISL12027AIB27Z-T

IC RTC CLK/CALENDAR I2C 8SOIC

Renesas Electronics Corporation

0 -
RFQ
ISL12027AIB27Z-T

Datenblatt

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer - 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
ISL12027AIV27Z-T

ISL12027AIV27Z-T

IC RTC CLK/CALENDAR I2C 8TSSOP

Renesas Electronics Corporation

0 -
RFQ
ISL12027AIV27Z-T

Datenblatt

- 8-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer - 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-TSSOP
ISL12028AIB27Z-T

ISL12028AIB27Z-T

IC RTC CLK/CALENDAR I2C 14SOIC

Renesas Electronics Corporation

0 -
RFQ
ISL12028AIB27Z-T

Datenblatt

- 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer - 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 - - 14-SOIC
ISL12028AIV27Z-T

ISL12028AIV27Z-T

IC RTC CLK/CALENDAR I2C 14TSSOP

Renesas Electronics Corporation

0 -
RFQ
ISL12028AIV27Z-T

Datenblatt

- 14-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer - 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 - - 14-TSSOP
ISL12029AIB27Z-T

ISL12029AIB27Z-T

IC RTC CLK/CALENDAR I2C 14SOIC

Renesas Electronics Corporation

0 -
RFQ
ISL12029AIB27Z-T

Datenblatt

- 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer - 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 - - 14-SOIC
ISL12029AIV27Z-T

ISL12029AIV27Z-T

IC RTC CLK/CALENDAR I2C 14TSSOP

Renesas Electronics Corporation

0 -
RFQ
ISL12029AIV27Z-T

Datenblatt

- 14-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer - 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 - - 14-TSSOP
ISL12027AIB27Z

ISL12027AIB27Z

IC RTC CLK/CALENDAR I2C 8SOIC

Renesas Electronics Corporation

0 -
RFQ
ISL12027AIB27Z

Datenblatt

- 8-SOIC (0.154", 3.90mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer - 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
ISL12027AIV27Z

ISL12027AIV27Z

IC RTC CLK/CALENDAR I2C 8TSSOP

Renesas Electronics Corporation

0 -
RFQ
ISL12027AIV27Z

Datenblatt

- 8-TSSOP (0.173", 4.40mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer - 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-TSSOP
ISL12028AIB27Z

ISL12028AIB27Z

IC RTC CLK/CALENDAR I2C 14SOIC

Renesas Electronics Corporation

0 -
RFQ
ISL12028AIB27Z

Datenblatt

- 14-SOIC (0.154", 3.90mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer - 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 - - 14-SOIC
ISL12028AIV27Z

ISL12028AIV27Z

IC RTC CLK/CALENDAR I2C 14TSSOP

Renesas Electronics Corporation

0 -
RFQ
ISL12028AIV27Z

Datenblatt

- 14-TSSOP (0.173", 4.40mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer - 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 - - 14-TSSOP
ISL12029AIB27Z

ISL12029AIB27Z

IC RTC CLK/CALENDAR I2C 14SOIC

Renesas Electronics Corporation

0 -
RFQ
ISL12029AIB27Z

Datenblatt

- 14-SOIC (0.154", 3.90mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer - 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 - - 14-SOIC
ISL12029AIV27Z

ISL12029AIV27Z

IC RTC CLK/CALENDAR I2C 14TSSOP

Renesas Electronics Corporation

0 -
RFQ
ISL12029AIV27Z

Datenblatt

- 14-TSSOP (0.173", 4.40mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer - 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 - - 14-TSSOP
RTC-7301DG:B ROHS

RTC-7301DG:B ROHS

IC RTC CLK/CALENDAR PAR 18DIP

EPSON

0 -
RFQ
RTC-7301DG:B ROHS

Datenblatt

- 18-DIP (0.300", 7.62mm) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year - HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 2.4V ~ 5.5V - 1µA ~ 2µA @ 3V ~ 5V -40°C ~ 85°C Through Hole - - 18-DIP
RX-8581JE:B3 I2C-BUS

RX-8581JE:B3 I2C-BUS

IC RTC CLK/CALENDAR I2C 20VSOJ

EPSON

0 -
RFQ
RX-8581JE:B3 I2C-BUS

Datenblatt

RX-8581JE 20-LSSOJ (0.213", 5.40mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year - HH:MM:SS (24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 1.8V ~ 5.5V - 0.8µA ~ 1.2µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 20-VSOJ
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