Function : Chip for driving 4-digit seven-segment display .
Package : DIP20 / SOP20
Manufacturers : Titan Micro
LED TM1637 is a scanning interface with a keyboard (light-emitting diode display) dedicated drive control circuit, the number of internally integrated MCU Digital interface, data latches, LED high voltage drive, keyboard scanning circuit.
Features : 1. using power CMOS process 2. Display Mode (paragraph 8 × 6 bits), supports digital output common anode 3. key scan (8 × 2bit), enhanced anti-jamming key recognition circuit 4. luminance adjustment circuit (duty cycle 8 adjustable) 5. Two-wire serial interface (CLK, DIO) 6. Oscillation mode: Built-in RC oscillator (450KHz + 5%) 7. Built-in power-on reset circuit 8. Built-in automatic blanking circuit