| Image | Part Number | Manufacturer | Description |
|---|---|---|---|
 | DS1500YEN+ | Maxim | IC RTC CLK/CALENDAR PAR 32-TSOP |
 | DS1742-70 | Maxim | Real Time Clock IC, 2KB, 5V, Through Hole, DIP-24 |
 | FT7511L6X | Onsemi | RTC: 1.8-5V, 9ns Delay, 60ms Timeout, SM, 5mW |
 | DS1251YP-70 | Maxim | Real Time Clock, Non-Volatile, CMOS, POWERCAP MODULE-34 |
 | CDP68HC68T1E | Intersil | IC RTC CLK/CALENDAR SPI 16-DIP |
 | DS1302Z | Maxim | Real Time Clock, Volatile, 0 Timer(s), CMOS, PDSO8, 0.150 INCH, SOIC-8 |
No Image | ISL12026AIVZ | Renesas | 8-Pin Industrial Timer IC, 3.3V, 2.7V to 5.5V, TSSOP-8 |
 | PCF8593P | NXP | 8-Bit Single-Chip Microcontroller, 1.8V to 5.5V, PDIP-8 |
 | DS1673S-5+ | Maxim | Real Time Clock, 5V, 4.5V to 5.5V, 0°C to 70°C, Surface Mount, SOIC |
 | DS1557P-70IND+ | Maxim | Real-Time Clock Module, 512KB, 5V, Surface Mount, -40°C to 85°C |
 | ISL12029IV27Z-T | Intersil | TSSOP Real-Time Clock, 512B Memory, 2.7V to 5.5V, -40°C to 85°C |
 | DS12R887-33 | Maxim | Clock IC Real-Time 3.3V 2.97V-3.63V BGA-48 |
 | PCF8563TS | NXP | IC 1 TIMER(S), REAL TIME CLOCK, PDSO8, 3 MM, PLASTIC, SOT-505-1, TSSOP-8, Timer or RTC |
 | DS1615S/T&R | Maxim | IC RTC TEMP REC SER 16-SOIC |
 | AB0804-T3 | Abracon | Industrial Grade RTC IC, 256B Memory, QFN Package, -40°C to 85°C |
 | DS1643-100 | Maxim | 8KB Real-Time Clock IC, 5V, 32.8kHz, Parallel Interface, DIP Package |
 | M41T315V-85MH6E | Stmicroelectronics | Real Time Clock IC, 28-Pin SOP, 3.6V, -40°C to 85°C, RoHS Compliant |
 | UPD4990AG | Renesas | RTC IC, CMOS, 32kHz, 2-5.5V, SOP16, Industrial |
No Image | PCF8523T/1 | NXP | 8-Pin Industrial-Grade Real-Time Clock Timer IC, 1.2V to 5.5V, -40°C to 85°C |
 | DS1743W-150+ | Maxim | 8KB Real-Time Clock IC, 3.3V, 0-70°C, Through Hole, RoHS Compliant |