Verfügbar 24/7 unter
0755-82798135Echtzeituhren
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
ISL12058IBZIC RTC CLK/CALENDAR I2C 8SOIC |
1,950 | - |
|
Datenblatt |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Active | Not Verified | Clock/Calendar | Alarm, Leap Year | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.8V ~ 3.6V | - | 0.65µA @ 1.8V | -40°C ~ 85°C | Surface Mount | - | - | 8-SOIC |
|
MCP79521T-I/MSIC RTC CLK/CALENDAR SPI 10MSOP |
2,294 | - |
|
- |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID | 64B | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | SPI | 1.8V ~ 3.6V | 1.3V ~ 3.6V | 1µA @ 1.8V ~ 3.6V | -40°C ~ 85°C | Surface Mount | - | - | 10-MSOP |
|
S-35190A-J8T1UIC RTC CLK/CALENDAR SER 8SOP |
10,540 | - |
|
Datenblatt |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 3-Wire Serial | 1.3V ~ 5.5V | - | 8µA ~ 14µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 8-SOP-J |
|
R2051L02-E2IC RTC CLK/CALENDAR I2C 16QFN |
8,475 | - |
|
Datenblatt |
- | 16-XFQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 2.34V ~ 5.5V | - | 1µA @ 3V | -40°C ~ 85°C | Surface Mount | - | - | QFN023023-16 |
|
S-35190A-I8T1UIC RTC CLK/CALENDAR SER SNT8A |
2,105 | - |
|
Datenblatt |
- | 8-SMD, Flat Leads | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 3-Wire Serial | 1.3V ~ 5.5V | - | 0.93µA ~ 1.1µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | SNT-8A |
|
RV5C348A-E2-FIC RTC CLK/CALENDAR SER 10SSOP |
5,609 | - |
|
Datenblatt |
- | 10-LFSOP, 10-MSOP (0.110", 2.80mm Width) | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 4-Wire Serial | 2V ~ 5.5V | - | 1µA @ 3V | -40°C ~ 85°C | Surface Mount | - | - | 10-SSOP-G |
|
MCP795W20-I/STIC RTC CLK/CALENDAR SPI 14TSSOP |
186 | - |
|
Datenblatt |
- | 14-TSSOP (0.173", 4.40mm Width) | Tube | Active | Not Verified | Clock/Calendar | Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Watchdog Timer | 64B | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | SPI | 1.8V ~ 3.6V | 1.3V ~ 3.6V | 1µA @ 1.8V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 14-TSSOP |
|
PT7C4337UEXIC RTC CLK/CALENDAR I2C 8MSOP |
1,226 | - |
|
Datenblatt |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.8V ~ 5.5V | - | 0.8µA @ 1.3V ~ 1.8V | -40°C ~ 85°C | Surface Mount | - | - | 8-MSOP |
|
PT7C43390LEXIC RTC CLK/CALENDAR I2C 8MSOP |
1,943 | - |
|
Datenblatt |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.3V ~ 5.5V | - | 0.65µA ~ 0.7µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 8-MSOP |
|
S-35399A03-J8T1UIC RTC CLOCK/CALENDAR I2C 8SOP |
3,852 | - |
|
Datenblatt |
S-35399A03 | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.3V ~ 5.5V | - | 14µA ~ 30µA @ 3V ~ 5V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 8-SOP-J |
|
1339-31DVGI8IC RTC CLK/CALENDAR I2C 8TSSOP |
7,815 | - |
|
Datenblatt |
- | 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 | 3.3V ~ 5.5V | 1.3V ~ 3.7V | 200µA @ 3.63V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 8-TSSOP |
|
DS1391U-18+IC RTC CLK/CALENDAR SPI 10UMAX |
0 | - |
|
Datenblatt |
- | 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 | SPI | 1.71V ~ 1.89V | 1.3V ~ 3.7V | 100µA @ 1.71V ~ 1.89V | -40°C ~ 85°C | Surface Mount | - | - | 10-uMAX/uSOP |
|
DS1375T+T&RIC RTC CLK/CALENDAR I2C 6TDFN |
274 | - |
|
Datenblatt |
- | 6-WDFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output | 16B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.7V ~ 5.5V | - | 0.5µA @ 1.7V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 6-TDFN (3x3) |
|
|
ISL12026AIVZ-TIC RTC CLK/CALENDAR I2C 8TSSOP |
2,275 | - |
|
Datenblatt |
- | 8-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | 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 ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 8-TSSOP |
|
R2025D-E2-FIC RTC CLK/CALENDAR I2C 22SON |
887 | - |
|
Datenblatt |
- | 22-SMD Module Exposed Pad | Tape & Reel (TR) | Active | 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 | - | 120µA ~ 1.8µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 22-SON (6.1x4.7) |
|
RX4901CE XB B06IC RTC CLK/CALENDAR SPI 10SMD |
1,995 | - |
|
Datenblatt |
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 XB A06IC RTC CLK/CALENDAR SPI 10SMD |
1,989 | - |
|
Datenblatt |
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 XB D06IC RTC CLK/CALENDAR SPI 10SMD |
1,965 | - |
|
Datenblatt |
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 |
|
RX-8025SA:AC0IC RTC CLK/CALENDAR I2C 14SOP |
2,829 | - |
|
Datenblatt |
RX-8025SA | 14-SOIC (0.197", 5.00mm Width) | Tape & Reel (TR) | Active | 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 |
|
ISL12026AIBZIC RTC CLK/CALENDAR I2C 8SOIC |
950 | - |
|
Datenblatt |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Active | 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 ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 8-SOIC |

