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
RTC-63421B

RTC-63421B

IC RTC CLK/CALENDAR PAR 18DIP

EPSON

0 -
RFQ

-

- 18-DIP (0.300", 7.62mm) Tube Obsolete Not Verified Clock/Calendar Alarm - HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V - - -40°C ~ 85°C Through Hole - - 18-DIP
RTC-4553A2

RTC-4553A2

IC RTC CLK/CALENDAR SER 14SOP

EPSON

0 -
RFQ
RTC-4553A2

Datenblatt

- 14-SOIC (0.197", 5.00mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Leap Year, SRAM 120b HH:MM:SS (12/24 hr) YY-MM-DD-dd 4-Wire Serial 2.7V ~ 5.5V - 3µA @ 5V -30°C ~ 70°C Surface Mount - - 14-SOP
NJU6355EM

NJU6355EM

IC RTC CLK/CALENDAR SER 8EMP

Nisshinbo Micro Devices Inc.

0 -
RFQ
NJU6355EM

Datenblatt

- 8-SOIC (0.154", 3.90mm Width) Tube Obsolete Not Verified Clock/Calendar Leap Year - HH:MM:SS (24 hr) YY-MM-DD-dd 4-Wire Serial 4.5V ~ 5.5V - 4µA ~ 15µA @ 2V ~ 5V -30°C ~ 80°C Surface Mount - - 8-EMP
RTC-4543SB:A

RTC-4543SB:A

IC RTC CLK/CALENDAR SER 18SOP

EPSON

0 -
RFQ
RTC-4543SB:A

Datenblatt

- 18-SOIC (0.213", 5.40mm Width) Bulk Obsolete Not Verified Clock/Calendar Leap Year - HH:MM:SS (24 hr) YY-MM-DD-dd 3-Wire Serial 2.5V ~ 5.5V - 1µA ~ 3µA @ 2V ~ 5V -40°C ~ 85°C Surface Mount - - 18-SOP
RTC-72423A:2

RTC-72423A:2

IC RTC CLK/CALENDAR PAR 24SOP

EPSON

0 -
RFQ
RTC-72423A:2

Datenblatt

- 24-SOIC (0.311", 7.90mm Width) Tube Obsolete Not Verified Clock/Calendar Leap Year - HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V - 5µA ~ 10µA @ 2V ~ 5V -40°C ~ 85°C Surface Mount - - 24-SOP
BQ3287EAMT

BQ3287EAMT

IC RTC CLOCK/CALENDAR PAR 24DIP

Texas Instruments

0 -
RFQ
BQ3287EAMT

Datenblatt

- 24-DIP Module (0.61", 15.49mm) Tube Obsolete Not Verified Clock/Calendar Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 242B HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V - - 0°C ~ 70°C Through Hole - - 24-DIP Module
BQ3287EMT

BQ3287EMT

IC RTC CLOCK/CALENDAR PAR 24DIP

Texas Instruments

0 -
RFQ
BQ3287EMT

Datenblatt

- 24-DIP Module (0.61", 15.49mm) Tube Obsolete Not Verified Clock/Calendar Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 242B HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V - - 0°C ~ 70°C Through Hole - - 24-DIP Module
BQ4822YMA-70

BQ4822YMA-70

IC RTC CLK/CALENDAR PAR 28-DIP

Texas Instruments

0 -
RFQ
BQ4822YMA-70

Datenblatt

- 28-DIP Module (0.61", 15.49mm) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer - HH:MM:SS:hh (24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V - 6mA @ 2.2 V ~ 5.8 V 0°C ~ 70°C Through Hole - - 28-DIP Module (18.42x37.72)
BQ4842YMA-85

BQ4842YMA-85

IC RTC CLK/CALENDAR PAR 32DIP

Texas Instruments

0 -
RFQ
BQ4842YMA-85

Datenblatt

- 32-DIP Module (0.610", 15.49mm) Tube Obsolete Not Verified Clock/Calendar Alarm, Supervisor, Watchdog Timer - HH:MM:SS:hh (24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V - 4mA @ 4.5 V ~ 5.5 V 0°C ~ 70°C Through Hole - - 32-DIP Module (18.42x42.8)
BQ4845S-A4N

BQ4845S-A4N

IC RTC CLK/CALENDAR PAR 28SOIC

Texas Instruments

0 -
RFQ
BQ4845S-A4N

Datenblatt

- 28-SOIC (0.295", 7.50mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer - HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.75V ~ 5.5V 2.3V ~ 4V 1.5mA (Typ) @ 4.5 V ~ 5.5 V -40°C ~ 85°C Surface Mount - - 28-SOIC
BQ4847MT

BQ4847MT

IC RTC CLK/CALENDAR PAR 28-DIP

Texas Instruments

0 -
RFQ
BQ4847MT

Datenblatt

- 28-DIP Module (0.61", 15.49mm) Tube Obsolete Not Verified Clock/Calendar Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer - HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.75V ~ 5.25V 2.3V ~ 4V - 0°C ~ 70°C Through Hole - - 28-DIP Module
BQ4847YMT

BQ4847YMT

IC RTC CLK/CALENDAR PAR 28-DIP

Texas Instruments

0 -
RFQ
BQ4847YMT

Datenblatt

- 28-DIP Module (0.61", 15.49mm) Tube Obsolete Not Verified Clock/Calendar Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer - HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.3V ~ 4V - 0°C ~ 70°C Through Hole - - 28-DIP Module
BQ4850YMA-85

BQ4850YMA-85

IC RTC CLK/CALENDAR PAR 32DIP

Texas Instruments

0 -
RFQ
BQ4850YMA-85

Datenblatt

- 32-DIP Module (0.610", 15.49mm) Tube Obsolete Not Verified Clock/Calendar Alarm - HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V - 1mA @ 4.5V ~ 5.5V 0°C ~ 70°C Through Hole - - 32-DIP Module (18.42x42.8)
X1226S8

X1226S8

IC RTC CLK/CALENDAR I2C 8SOIC

Renesas Electronics Corporation

0 -
RFQ
X1226S8

Datenblatt

- 8-SOIC (0.154", 3.90mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year - 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 ~ 5V 0°C ~ 70°C Surface Mount - - 8-SOIC
X1227S8

X1227S8

IC RTC CLK/CALENDAR I2C 8SOIC

Renesas Electronics Corporation

0 -
RFQ

-

- 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 4.5V ~ 5.5V 1.8V ~ 5.5V 10µA ~ 20µA @ 2.7V ~ 5V 0°C ~ 70°C Surface Mount - - 8-SOIC
X1227S8-2.7

X1227S8-2.7

IC RTC CLK/CALENDAR I2C 8SOIC

Renesas Electronics Corporation

0 -
RFQ

-

- 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 ~ 5V 0°C ~ 70°C Surface Mount - - 8-SOIC
X1227S8-2.7A

X1227S8-2.7A

IC RTC CLK/CALENDAR I2C 8SOIC

Renesas Electronics Corporation

0 -
RFQ

-

- 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 ~ 5V 0°C ~ 70°C Surface Mount - - 8-SOIC
X1227S8-4.5A

X1227S8-4.5A

IC RTC CLK/CALENDAR I2C 8SOIC

Renesas Electronics Corporation

0 -
RFQ

-

- 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 4.5V ~ 5.5V 1.8V ~ 5.5V 10µA ~ 20µA @ 2.7V ~ 5V 0°C ~ 70°C Surface Mount - - 8-SOIC
X1228S14

X1228S14

IC RTC CLK/CALENDAR I2C 14SOIC

Renesas Electronics Corporation

0 -
RFQ
X1228S14

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 ~ 5V 0°C ~ 70°C Surface Mount - - 14-SOIC
X1228S14-2.7

X1228S14-2.7

IC RTC CLK/CALENDAR I2C 14SOIC

Renesas Electronics Corporation

0 -
RFQ
X1228S14-2.7

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 ~ 5V 0°C ~ 70°C Surface Mount - - 14-SOIC
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