 | DS1306E+ | Maxim | MAXIM INTEGRATED PRODUCTS DS1306E+. RTC, SERIAL ALARM, BCD, SMD, 1306 |
 | BQ3287AMT-I | Texas Instruments | 1 TIMER(S), REAL TIME CLOCK, PDIP24 |
 | DS1216E | Maxim | Real Time Clock, Non-Volatile, 0 Timer(s), CMOS, 0.600 INCH, SOCKET, DIP-28 |
 | BQ32000D | Texas Instruments | Real Time Clock Serial Clock/Calendar/Battery Backup 8-Pin SOIC Tube |
 | M41T81SM6E | Stmicroelectronics | Serial real-time clock (RTC) with alarm |
 | DS1302ZN+T&R | Maxim | 3-Wire Serial RTC IC, 3.3V, 8SOIC, -40°C to 85°C |
 | ISL12029IBZ | Intersil | IC RTC CLK/CALENDAR I2C 14-SOIC |
 | DS1305EN+T&R | Maxim | RTC IC SPI 5V 96B TSSOP Tape & Reel |
 | DS1307N+ | Maxim | IC RTC CLK/CALENDAR I2C 8-DIP |
 | TC8521AM(TP1) | Toshiba | Real Time Clock Parallel 26byte Clock/Calendar/Alarm/Battery Backup 20-Pin SOP T/R |
 | DS1644P-120 | Maxim | Real Time Clock, Non-Volatile, 0 Timer(s), CMOS, POWERCAP MODULE BOARD-34 |
 | DS1306+ | Maxim | MAXIM INTEGRATED PRODUCTS DS1306+ RTC, 96BYTE, NVRAM, SPI / 3WIRE, 16DIP |
 | STK17TA8-RF45 | Cypress | Programmable Timer, Non-Volatile, 1 Timer(s), CMOS, PDSO48, 0.300 INCH, ROHS COMPLIANT, PLASTIC, SSOP-48 |
 | MCP79520-I/MS | Microchip | Real Time Clock Serial 64byte Clock/Calendar/Alarm/Interrupt/Watchdog Timer/Battery Backup Automotive 10-Pin MSOP Tube |
 | DS12885S+ | Maxim | IC RTC CLK/CALENDAR PAR 24-SOIC |
 | DS1672U-33+ | Maxim | MAXIM INTEGRATED PRODUCTS DS1672U-33+. IC, RTC BINARY COUNTER 32 BIT, 1672 |
 | DS1685S-5+ | Maxim | RTC IC, 5V, Parallel Interface, 242B Memory, SOIC |
 | STWD100NWWY3F | Stmicroelectronics | Watchdog |
 | CDP68HC68T1M2Z | Intersil | INTERSIL CDP68HC68T1M2Z IC, RTC, SMD, 68HC68, SOIC16 |
 | DS1374C-33# | Maxim | DS1374 Series 3.3 V 32-Bit Surface Mount Binary Counter Watchdog RTC - SOIC-16 |
