| Image | Part Number | Manufacturer | Description |
|---|---|---|---|
 | DS1391U-33+ | Maxim | RTC IC SPI 3.3V 10-USOP Clock/Calendar |
 | DS1338U-33+T&R | Maxim | RTC IC, 3.3V, 56B NV RAM, I2C, UMAX, Tape & Reel |
 | DS1678S+ | Maxim | RTC IC, I2C, 5.5V, 8-SOIC, -40C to 85C |
 | DS1337U+T&R | Maxim | RTC IC, I2C, Serial, 2-Wire, 1.8-5.5V, 8-UMAX, Tape & Reel |
 | MCP7940NT-I/MS | Microchip | RTC IC, I2C, MSOP-8, 1.8-5.5V, 85C |
 | AB-RTCMC-32.768kHz-AIGZ-S7-T | Abracon | RTC IC, 32.768kHz, I2C/Serial, -40°C to 85°C, 1.3V-4.4V, CLCC |
 | AB0815-T3 | Abracon | SPI RTC IC, 3.6V, 256B, QFN, Industrial |
 | DS1511Y+ | Maxim | RTC IC, Parallel Interface, 5V, PDIP, Clock/Calendar |
 | DS1744WP-120IND+ | Maxim | RTC Module, Parallel Interface, 32KB NVRAM, 3.3V, -40°C to 85°C |
 | PCF8563BS/4,118 | NXP | I2C RTC IC, Clock/Calendar/Alarm/Timer, 1.8-5.5V, HVSON |
 | DS1305E+T&R | Maxim | RTC IC SPI 96B 5.5V 20-TSSOP Tape & Reel |
 | DS1338Z-3+T&R | Maxim | RTC IC, I2C, 3.3V, 56B RAM, SOIC, SMT |
 | DS3234S#T&R | Maxim | SPI RTC IC, 256B MEM, 3.3V, 70°C, SOIC |
 | DS1338C-33#T&R | Maxim | I2C RTC w/56B NV RAM, 3.3V, SOIC, SMT |
 | DS1337+ | Maxim | Real Time Clock I2C/SPI Bridge, 32.768kHz, 3.3V, DIP, Through Hole |
 | MCP79400T-I/MS | Microchip | I2C Real Time Clock (RTC) MSOP, 1.8-5.5V, 64B Mem |
No Image | DS1687-5+ | Maxim | RTC IC, 5V, Parallel Interface, 32.768kHz, DIP24 |
 | DS1687-3+ | Maxim | RTC IC, Parallel, DIP, 2.7-3.7V, 242B Mem |
 | DS1501WZN+ | Maxim | RTC IC, Parallel Interface, 3.3V, 256B Memory, SOIC |
 | PCF2127AT/2Y | NXP | RTC IC, I2C/SPI, 1.8-4.2V, 32.768kHz, SO, 85°C |
