Available 24/7 at
0755-82798135Real Time Clocks
Real Time Clock (RTC) ICs are timing components used to maintain accurate time and calendar information in electronic systems, even when the main power is turned off. They are widely used in embedded systems, industrial control, consumer electronics, communication equipment, medical devices, automotive electronics, IoT products, meters and data logging applications.
This category includes real time clock ICs, battery-backed RTCs, low-power RTCs, I2C RTCs, SPI RTCs, calendar clock ICs and related clock/timing components. These devices are commonly selected based on timekeeping accuracy, backup power support, interface type, alarm functions, operating voltage, current consumption, package type and application requirements.
TomatoElec supplies original Real Time Clock RTC ICs from recognized semiconductor manufacturers such as Microchip, NXP, STMicroelectronics, Renesas, Texas Instruments, Analog Devices, onsemi, Infineon and other major brands. As an in-stock electronic components supplier and independent distributor, TomatoElec provides inventory support, original component sourcing and BOM sourcing services for global customers.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
PT7C433833UEXIC RTC CLK/CALENDAR I2C 8MSOP |
0 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Leap Year, NVSRAM, Square Wave Output | 56B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 2.7V ~ 5.5V | 1.5V ~ 3.7V | 125µA @ 2.7V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 8-MSOP |
|
M41T50Q6FIC RTC CLK/CALENDAR I2C 16QFN |
0 | - |
|
Datasheet |
Timekeeper® | 16-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.7V ~ 3.6V | - | 0.7µA @ 1.7V ~ 3.6V | -40°C ~ 85°C | Surface Mount | - | - | 16-QFN (3x3) |
|
S-35190A-T8T1GIC RTC CLK/CALENDAR SER 8TSSOP |
0 | - |
|
Datasheet |
- | 8-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Not For New Designs | 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 | - | - | 8-TSSOP |
|
S-35190A-J8T1GIC RTC CLK/CALENDAR SER 8SOP |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Not For New Designs | 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 | - | - | 8-SOP-J |
|
EM3028V3TP14ALINEAR IC |
0 | - |
|
Datasheet |
- | 14-TSSOP (0.173", 4.40mm Width) | Tube | Active | - | Clock/Calendar | Alarm, EEPROM, Leap Year, Square Wave Output, Trickle-Charger | 43B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.1V ~ 5.5V | 1.1V ~ 5.5V | 0.3µA ~ 0.4µA @ 1.1V ~ 5V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 14-TSSOP |
|
R2023T-E2-F2-WIRE SERIAL INTERFACE REAL TIM |
0 | - |
|
Datasheet |
* | - | Tape & Reel (TR) | Active | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
R2033T-E2-F3 WIRE INTERFACE REAL-TIME CLOCK |
0 | - |
|
Datasheet |
* | - | Tape & Reel (TR) | Active | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
R2023L-E22-WIRE SERIAL INTERFACE REAL TIM |
0 | - |
|
Datasheet |
* | - | Tape & Reel (TR) | Obsolete | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
R2043L-E24-WIRE SERIAL INTERFACE REAL TIM |
0 | - |
|
Datasheet |
* | - | Tape & Reel (TR) | Obsolete | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
R2033L-E23 WIRE INTERFACE REAL-TIME CLOCK |
0 | - |
|
Datasheet |
* | - | Tape & Reel (TR) | Obsolete | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
RX8010SJ B0 PURE SNIC RTC CLOCK/CALENDAR I2C 8SOP |
0 | - |
|
Datasheet |
RX8010SJ | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, RAM | 16B | HH:MM:SS | YY-MM-DD | I2C | 1.6V ~ 5.5V | 1.1V ~ 5.5V | 0.32µA ~ 0.35µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 8-SOP |
|
R2061L03-E2IC RTC 3-WIRE 16QFN |
0 | - |
|
Datasheet |
* | 16-XFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Not Verified | - | - | - | - | - | - | - | - | - | - | Surface Mount | - | - | QFN023023-16 |
|
R2062L02-E23 WIRE INTERFACE REAL-TIME CLOCK |
0 | - |
|
Datasheet |
* | - | Tape & Reel (TR) | Obsolete | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
R2051L01-E2IC RTC 2-WIRE 16QFN |
0 | - |
|
Datasheet |
* | 16-XFQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | - | - | - | - | - | - | - | - | - | - | Surface Mount | - | - | QFN023023-16 |
|
R2051T01-E2-F2 WIRE INTERFACE REAL-TIME CLOCK |
0 | - |
|
Datasheet |
* | - | Tape & Reel (TR) | Active | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
R2221L-E22-WIRE SERIAL INTERFACE REAL TIM |
0 | - |
|
Datasheet |
* | - | Tape & Reel (TR) | Active | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
RS5C338A-E2-F3-WIRE SERIAL INTERFACE REAL-TIM |
0 | - |
|
Datasheet |
* | - | Tape & Reel (TR) | Active | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
RV5C338A-E2-F3-WIRE SERIAL INTERFACE REAL-TIM |
0 | - |
|
Datasheet |
* | - | Tape & Reel (TR) | Active | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
RV5C386A-E2-FI2C BUS SERIAL INTERFACE REAL-TI |
0 | - |
|
Datasheet |
* | - | Tape & Reel (TR) | Active | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
RX8111CE B6IC RTC CLK/CALENDAR I2C 10SMD |
0 | - |
|
Datasheet |
RX8111CE | 10-SMD, No Lead | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm | - | HH:MM:SS | YY-MM-DD | I2C | 1.6V ~ 5.5V | 1.1V ~ 5.5V | 3µA @ 3V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 10-SMD |

