| Image | Part Number | Manufacturer | Description |
|---|---|---|---|
 | PCF8564AU/5GB/1 | NXP | Unpackaged Clock/Calendar/Alarm/Timer IC, 1.8V to 5.5V, -40°C to 85°C |
No Image | ISL12029IB27Z | Intersil | Real Time Clock 512B 3.3V 2.7V -40°C 85°C SOIC Surface Mount |
No Image | M48T59Y-70MH1F | Stmicroelectronics | 70GHz Clock IC, 64000B, 5.5V, SOIC, Surface Mount, 0°C to 70°C |
 | DS1284Q/T&R | Maxim | 50B Real-Time Clock IC, 4.5V to 5.5V, 0°C to 70°C, PLCC Package |
No Image | RTC-8564JE:B3:ROHS | Epson | RTC IC, PDSO-J20, Industrial, 1.8-5.5V |
No Image | RX-4581NB:B3:ROHS | Seiko | Real Time Clock, Volatile, CMOS, PDSO22, |
No Image | M48T35AV-10MH6F | Stmicroelectronics | 8b Parallel RTC IC, 256Kb, SOIC, 3.3V |
 | PCF8564AU/5BD/1 | NXP | Unpackaged Die Clock/Calendar/Alarm/Timer IC 1.8V-5.5V -40°C-85°C |
 | RX-4581NB:B3:ROHS | Epson | Real Time Clock 32.768KHz 128Bit RAM -40C +85C |
 | ISL1208IU8Z | Intersil | I2C® Real Time Clock/Calendar, Low Power RTC with Battery Backed SRAM; DFN8, MSOP8, SOIC8; Temp Range: -40° to 85°C |
 | ISL1208IB8Z | Intersil | I2C® Real Time Clock/Calendar, Low Power RTC with Battery Backed SRAM; DFN8, MSOP8, SOIC8; Temp Range: -40° to 85°C |
 | ISL12022MIBZ-T | Intersil | RTC IC, I2C, SOIC, ±5ppm Temp, 2.7-5.5V, -40-85°C |
No Image | PCF8523U/12AA/1,00 | NXP | Real Time Clock Serial DIE |
No Image | ISL12027IBAZ-T | Intersil | Clock IC, Real Time, I2C/Ser, 2-Wire, 3.3V, SOIC-8 |
 | ISL1208IB8Z-TK | Intersil | I2C RTC IC, SOIC, 5.5V, Industrial, -40C to 85C |
 | DS1337S+C01 | Maxim | IC RTC CLK/CALENDAR I2C 8-SOIC |
No Image | DS1302Z+T&R | Maxim | RTC IC | 31B RAM | 2-5.5V | 8-Pin SOIC N |
No Image | M41T00M | Stmicroelectronics | IC,REAL-TIME CLOCK,CMOS,SOP,8PIN,PLASTIC |
No Image | ISL12029IV27AZ | Intersil | Real Time Clock I2C/SPI, 3.3V, 2.7V to 5.5V, TSSOP-14 |
No Image | Z84C3006VEG | Zilog | 8-Bit Real-Time Clock Timer IC, 44-Pin QCCJ Package, Industrial Temperature |