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
RX-4581NB:B3 ROHS

RX-4581NB:B3 ROHS

IC RTC CLK/CALENDAR SPI 22SON

EPSON

0 -
RFQ
RX-4581NB:B3 ROHS

Datenblatt

RX-4581NB 22-SMD, 20 Leads, Flat Leads Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, SRAM 16B HH:MM:SS (24 hr) YY-MM-DD-dd SPI 1.6V ~ 5.5V - 0.8µA ~ 1.2µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 22-SON
RTC-4574SA:B ROHS

RTC-4574SA:B ROHS

IC RTC CLK/CALENDAR SER 14SOP

EPSON

0 -
RFQ
RTC-4574SA:B ROHS

Datenblatt

RTC-4574SA 14-SOIC (0.197", 5.00mm Width) Bulk Obsolete Not Verified Clock/Calendar Alarm, Leap Year - HH:MM:SS (24 hr) YY-MM-DD-dd 3-Wire Serial 1.6V ~ 5.5V - 1µA ~ 2µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 14-SOP
RX-8025SA:AA:ROHS

RX-8025SA:AA:ROHS

IC RTC CLK/CALENDAR I2C 14SOP

EPSON

0 -
RFQ
RX-8025SA:AA:ROHS

Datenblatt

RX-8025SA 14-SOIC (0.197", 5.00mm Width) Tube Obsolete 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 - - 14-SOP
RTC-8564JE:ROHS

RTC-8564JE:ROHS

IC RTC CLK/CALENDAR I2C 20VSOJ

EPSON

0 -
RFQ
RTC-8564JE:ROHS

Datenblatt

RTC-8564JE 20-LSSOJ (0.213", 5.40mm Width) Tube Obsolete 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 - - 20-VSOJ
RX-4581NB:B0 ROHS

RX-4581NB:B0 ROHS

IC RTC CLK/CALENDAR SPI 22SON

EPSON

0 -
RFQ
RX-4581NB:B0 ROHS

Datenblatt

RX-4581NB 22-SMD, 20 Leads, Flat Leads Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, SRAM 16B HH:MM:SS (24 hr) YY-MM-DD-dd SPI 1.6V ~ 5.5V - 0.8µA ~ 1.2µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 22-SON
RX-4581NB:B ROHS

RX-4581NB:B ROHS

IC RTC CLK/CALENDAR SPI 22SON

EPSON

0 -
RFQ
RX-4581NB:B ROHS

Datenblatt

RX-4581NB 22-SMD, 20 Leads, Flat Leads Bulk Obsolete Not Verified Clock/Calendar Alarm, Leap Year, SRAM 16B HH:MM:SS (24 hr) YY-MM-DD-dd SPI 1.6V ~ 5.5V - 0.8µA ~ 1.2µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 22-SON
ISL12032IVZ-T

ISL12032IVZ-T

IC RTC EVENT REC I2C 14TSSOP

Renesas Electronics Corporation

0 -
RFQ
ISL12032IVZ-T

Datenblatt

- 14-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Not Verified Time Event Recorder Alarm, SRAM, Trickle-Charger 128B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2.7V ~ 5.5V 1.8V ~ 5.5V 18µA @ 5.5V -40°C ~ 85°C Surface Mount - - 14-TSSOP
BQ3285P-SB2E3

BQ3285P-SB2E3

IC RTC CLK/CALENDAR PAR 24DIP

Texas Instruments

0 -
RFQ
BQ3285P-SB2E3

Datenblatt

- 24-DIP (0.600", 15.24mm) Tube 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 Through Hole - - 24-PDIP
BQ4285S-SB2G4

BQ4285S-SB2G4

IC RTC CLK/CALENDAR PAR 24SOIC

Texas Instruments

0 -
RFQ
BQ4285S-SB2G4

Datenblatt

- 24-SOIC (0.295", 7.50mm Width) Tube 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
BQ4845S-A4G4

BQ4845S-A4G4

IC RTC CLK/CALENDAR PAR 28SOIC

Texas Instruments

0 -
RFQ
BQ4845S-A4G4

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 0°C ~ 70°C Surface Mount - - 28-SOIC
BQ4845S-A4NG4

BQ4845S-A4NG4

IC RTC CLK/CALENDAR PAR 28SOIC

Texas Instruments

0 -
RFQ
BQ4845S-A4NG4

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
BQ4845YS-A4G4

BQ4845YS-A4G4

IC RTC CLK/CALENDAR PAR 28SOIC

Texas Instruments

0 -
RFQ
BQ4845YS-A4G4

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 4.5V ~ 5.5V 2.3V ~ 4V 1.5mA (Typ) @ 4.5 V ~ 5.5 V 0°C ~ 70°C Surface Mount - - 28-SOIC
PCA2125TS/1,112

PCA2125TS/1,112

IC RTC CLK/CALENDAR SPI 14TSSOP

NXP USA Inc.

0 -
RFQ
PCA2125TS/1,112

Datenblatt

- 14-TSSOP (0.173", 4.40mm Width) Tube Obsolete 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 - 1.8µA @ 2V ~ 5V -40°C ~ 125°C Surface Mount - - 14-TSSOP
PCA2125TS/1,118

PCA2125TS/1,118

IC RTC CLK/CALENDAR SPI 14TSSOP

NXP USA Inc.

0 -
RFQ
PCA2125TS/1,118

Datenblatt

- 14-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete 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 - 1.8µA @ 2V ~ 5V -40°C ~ 125°C Surface Mount - - 14-TSSOP
X1288V14Z

X1288V14Z

IC RTC CLK/CALENDAR I2C 14TSSOP

Renesas Electronics Corporation

0 -
RFQ
X1288V14Z

Datenblatt

- 14-TSSOP (0.173", 4.40mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer - HH:MM:SS:hh (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 - - 14-TSSOP
X1288V14Z-2.7

X1288V14Z-2.7

IC RTC CLK/CALENDAR I2C 14TSSOP

Renesas Electronics Corporation

0 -
RFQ
X1288V14Z-2.7

Datenblatt

- 14-TSSOP (0.173", 4.40mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer - HH:MM:SS:hh (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-TSSOP
X1288V14Z-4.5A

X1288V14Z-4.5A

IC RTC CLK/CALENDAR I2C 14TSSOP

Renesas Electronics Corporation

0 -
RFQ
X1288V14Z-4.5A

Datenblatt

- 14-TSSOP (0.173", 4.40mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer - HH:MM:SS:hh (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 - - 14-TSSOP
ISL1208IB8ZR5291

ISL1208IB8ZR5291

IC RTC CLK/CALENDAR I2C 8SOIC

Renesas Electronics Corporation

0 -
RFQ
ISL1208IB8ZR5291

Datenblatt

- 8-SOIC (0.154", 3.90mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, SRAM 2B HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2.7V ~ 5.5V 1.8V ~ 5.5V 4µA ~ 6µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 8-SOIC
CDP68HC68T1MZ

CDP68HC68T1MZ

IC RTC CLK/CALENDAR SPI 20SOIC

Renesas Electronics Corporation

0 -
RFQ
CDP68HC68T1MZ

Datenblatt

- 20-SOIC (0.295", 7.50mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Square Wave Output, Watchdog Timer 32B HH:MM:SS (12/24 hr) YY-MM-DD-dd SPI 3V ~ 6V 2.2V ~ 6V 20µA ~ 500µA @ 5V -40°C ~ 85°C Surface Mount - - 20-SOIC
ISL12025IVZ

ISL12025IVZ

IC RTC CLK/CALENDAR I2C 8TSSOP

Renesas Electronics Corporation

0 -
RFQ
ISL12025IVZ

Datenblatt

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