| Image | Part Number | Manufacturer | Description |
|---|---|---|---|
 | DS1340Z-3+T&R | Maxim | IC RTC CLK/CALENDAR I2C 8-SOIC |
 | DS3231MZ/V+ | Maxim | Real Time Clock TRC/TCMO MEMS 8L |
 | DS1308U-3+ | Maxim | Low-Current I²C RTC with 56-Byte NV RAM |
 | MCP795W10T-I/SL | Microchip | REAL TIME CLOCK, PDSO14, 3.90 MM, LEAD FREE, PLASTIC, SOIC-14 |
 | DS1315S-33+T&R | Maxim | IC RTC PHANTOM PAR 16-SOIC |
 | DS12885SN+T&R | Maxim | IC RTC CLK/CALENDAR PAR 24-SOIC |
 | DS9034I-PCX+ | Maxim | 130mAh Lithium Battery Module, 3V, 85°C, Surface Mount |
 | MCP795W20T-I/SL | Microchip | REAL TIME CLOCK, PDSO14, 3.90 MM, LEAD FREE, PLASTIC, SOIC-14 |
 | ISL12026AIVZ-T | Intersil | Real Time Clock I2C/SPI Bridge, 64-B FIFO, 33 Mbps, TSSOP- Package |
 | MCP795W22T-I/SL | Microchip | 64-Bit Real-Time Clock IC, 1.8V to 5.5V, SOIC-14, Surface Mount |
 | DS1554WP-120+ | Maxim | IC RTC CLK/CALENDAR PAR 34-PCM |
 | MCP795W21T-I/SL | Microchip | REAL TIME CLOCK, PDSO14, 3.90 MM, LEAD FREE, PLASTIC, SOIC-14 |
 | DS17285S-5+ | Maxim | IC RTC CLK/CALENDAR PAR 24-SOIC |
 | DS1338C-18# | Maxim | Real-Time Clock I2C/SPI, 56B Memory, 1.8V, SOIC-16 |
 | MCP795W11T-I/SL | Microchip | REAL TIME CLOCK, PDSO14, 3.90 MM, LEAD FREE, PLASTIC, SOIC-14 |
 | DS1340U-3+T&R | Maxim | IC RTC I2C W/CHARGER 3V 8-USOP |
No Image | CS82C54-10Z | Renesas | CMOS Programmable Timer IC, 10MHz, 28-Pin S-PQCC-J28 |
 | DP8570AVX/NOPB | Texas Instruments | Timer Control Peripheral (TCP) 28-PLCC -40 to 85 |
 | DS17487-5IND+ | Maxim | IC RTC CLK/CALENDAR PAR 24-EDIP |
 | DS1554P-70+ | Maxim | IC RTC CLK/CALENDAR PAR 34-PCM |