UM82C11

High-speed complementary metal-oxide-semiconductor (CMOS) real-time clock and calendar integrated circuit featuring an integrated clock oscillator system. | 24-Pin Plastic or Ceramic DIP | Vintage desktop personal computers, legacy industrial data loggers, early automated terminal platforms, embedded microcontroller cards. | UM82C11 | None | None | UM82C11A, OKI MSM82C11, Custom Real-Time Clock IC, 82C11 Time Chip | Prototyping Hardware Clock Calendar Loop: Soldered onto an 8-bit microprocessor development chassis next to a crystal resonator to function as a dedicated timekeeping module, keeping precise track of data collection intervals. | United Microelectronics Corporation (UMC) High-Reliability Logic Processing Arrays: This low-power CMOS timing block was engineered by UMC to maintain continuous hardware-locked clock tracking matrices and time-of-day monitoring routines inside early commercial computing networks.