The TM1629B is a specialized IC designed for driving and controlling LED displays with an integrated keyboard scanning interface. It features a reliable MCU digital interface, data latching, LED driving, and other key circuits. Known for its excellent performance, this IC is primarily used in home appliances (such as intelligent water heaters, microwave ovens, washing machines, air conditioners, and induction cookers), set-top boxes, electronic scales, smart meters, and other digital tube or LED display devices.
Key Features:
- Low Power Consumption CMOS Technology
- Display Mode: 14 segments × 8 positions
- Keyboard Scanning: 8 x 2-bit configuration
- Luminance Adjustment: 8-level adjustable duty cycle for optimal brightness
- Serial Communication Ports: DIO, CLK, STB for easy integration
- Oscillation Mode: Built-in RC oscillator with 450kHz ± 5% frequency
- Built-in Power-on Reset Circuit
- Internal Data Latch Circuit
- Strong Anti-interference Ability
- LED Optimization: Built-in circuit to address reverse bias leakage, preventing display brightness issues
- Package Type: SOP32 for easy integration into devices
Applications:
The TM1629B is ideal for driving LED displays in a variety of applications, including:
- Home Appliances: Smart water heaters, microwaves, washing machines, air conditioners, induction cookers
- Set-top boxes
- Electronic scales
- Smart meters
- Other digital tube or LED display devices
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