The MM5642BN is an innovative and high-performance product from Texas Instruments, a leading global semiconductor company that designs and manufactures analog technologies, digital signal processing (DSP) and microcontroller (MCU) semiconductors.

• Description: Digital clock chip
• Application: Primarily used in digital watches, clocks, timers, and other devices that require precise timekeeping
• Timekeeping Accuracy: ±2 minutes per year @ 25°C
• Operating Voltage Range: 2.5V to 6V
• Package: 40-pin plastic DIP
• Features: Inbuilt oscillator circuit, low power consumption, alarm function, a countdown timer, and a stopwatch
• Current Consumption: 8mA (typical)