 | M41T11M6F | Stmicroelectronics | I2C Serial RTC w/ 56B NVRAM, SOIC, Industrial |
 | DS1743WP-120+ | Maxim | RTC IC, Parallel, 120ns Access, 3.3V, 8KB RAM, Module |
 | STWD100PYW83F | Stmicroelectronics | Watchdog IC, SOT-323-5, 2.7-5.5V, 13uA, 125°C |
 | BQ3285LFSS-A1 | Texas Instruments | RTC IC, 240x8 NVSRAM, 3.3V, Parallel, SSOP |
 | STWD100YNPWY3F | Stmicroelectronics | Watchdog IC, SOT-23, 2.7-5.5V, 125°C, SM |
 | M41T81M6F | Stmicroelectronics | I2C Real-Time Clock (RTC) SOIC, 5.5V, -40°C to 85°C |
 | DS12C887A+ | Maxim | RTC IC, 5V, Parallel Interface, 32.768kHz, DIP |
 | M41T00SC64MY6F | Stmicroelectronics | REAL TIME CLOCK, PDSO18, 0.300 INCH, PLASTIC, SOIC-18 |
 | BQ3287AMT-SB2 | Texas Instruments | 1 TIMER(S), REAL TIME CLOCK, PDIP24, ROHS COMPLIANT, PLASTIC, MODULE, DIP-24 |
 | M48T128Y-70PM1 | Stmicroelectronics | 0 TIMER(S), REAL TIME CLOCK, PDIP32, 0.600 INCH, PLASTIC, MODULE, DIP-32 |
 | DS1683S+T&R | Maxim | RTC IC: 8-Pin SOIC N, 2.5-5.5V, -40-85C, 16B RAM |
 | ISL12027IB27Z | Intersil | Real Time Clock/Calendar with EEPROM; SOIC8, TSSOP8; Temp Range: -40° to 85°C |
 | MCP79410-I/ST | Microchip | RTC IC, I2C, 64B Mem, 1.8-5.5V, -40-85C, TSSOP |
 | M41T56M6E | Stmicroelectronics | Serial real-time clock (RTC) with 56 bytes NVRAM |
 | DS1216D | Maxim | Real Time Clock, Non-Volatile, 0 Timer(s), CMOS, 0.600 INCH, SOCKET, DIP-32 |
 | DS1511W+ | Maxim | RTC IC, 3.3V, Parallel Interface, 256B Memory, DIP |
 | M41T0M6E | Stmicroelectronics | Serial real-time clock (RTC) |
 | BQ4285S-SB2G4 | Texas Instruments | RTC IC With 114x8 NVSRAM and NVSRAM Control 24-SOIC 0 to 70 |
 | DS1302+ | Maxim | RTC IC, 3-Wire Serial, 5.5V, PDIP, 31B Memory |
 | DS1337U+ | Maxim | RTC IC, I2C/Serial, 32.768kHz, 1.8-5.5V, MSOP |
