 | DS1305E+ | Maxim | RTC IC, SPI, 32.8kHz, 96B RAM, TSSOP, 2-5.5V |
 | DS1554-70+ | Maxim | Parallel RTC IC, 5V, 70°C, 32KB Memory |
 | DS1371U+ | Maxim | MAXIM INTEGRATED PRODUCTS DS1371U+ COUNTER, 32BIT BINAR, WATCHDOG, 1371 |
 | BQ4845YS-A4 | Texas Instruments | RTC IC W NVSRAM Control, Watchdog Timer, uP Reset, Interrupts and Battery Low Warning 28-SOIC 0 to 70 |
 | MCP79410T-I/SN | Microchip | Real Time Clock Serial 64byte Clock/Calendar/Alarm/Battery Backup Automotive 8-Pin SOIC N T/R |
 | MCP79412-I/SN | Microchip | RTC IC, I2C, 64B Mem, 1.8-5.5V, SOIC, -40 to 85C |
 | M41ST87WMX6TR | Stmicroelectronics | RTC IC | I2C/Serial | 160B NVRAM | SOIC | Industrial |
 | M48T02-200PC1 | Stmicroelectronics | 5.0 V, 16 Kbit (2 Kb x 8) TIMEKEEPER® SRAM |
 | BQ3285ESSTRG4 | Texas Instruments | RTC IC with 242x8 NVSRAM Alarm Wake-up 24-SSOP 0 to 70 |
 | DS1338C-33# | Maxim | RTC IC, 3.3V, I2C/Serial, SOIC, 56B RAM, 85°C |
 | DS1744W-120+ | Maxim | Real Time Clock Parallel 32Kbyte Clock/Calendar/NV Timekeeping RAM 28-Pin EDIP |
 | BQ4845S-A4N | Texas Instruments | RTC IC W NVSRAM Control, Watchdog Timer, uP Reset, Interrupts and Battery Low Warning 28-SOIC -40 to 85 |
 | DS1251YP-70+ | Maxim | IC RTC PHANTOM PAR 34-PCM |
 | BQ3285LDSSTR | Texas Instruments | ACPI Compliant RTC IC W 242x8 NVSRAM Alarm Wake-up Dedicated 32kHz Output 3V Op on L Version 24-SSOP 0 to 70 |
 | BQ4285S-SB2 | Texas Instruments | RTC IC With 114x8 NVSRAM and NVSRAM Control 24-SOIC 0 to 70 |
 | ISL12027IBZ | Intersil | Real Time Clock/Calendar with EEPROM; SOIC8, TSSOP8; Temp Range: -40° to 85°C |
 | DS1315S-5+ | Maxim | SOIC-16 RTC IC, 5V, Parallel Interface, YY-MM-DD |
 | DS1744-70IND+ | Maxim | RTC IC, Parallel Interface, 32KB, 5V, -40°C to 85°C |
 | BQ4802LYPW | Texas Instruments | Y2K-Compliant Parallel RTC with CPU Supervisor and External NVSRAM Control, 3V Vcc 28-TSSOP 0 to 70 |
 | DS1337S+T&R | Maxim | RTC IC, I2C, 1.8-5.5V, 8-SOIC, Real Time Clock |
