Datasheet TM1637 (Titan Micro Electronics)
| Manufacturer | Titan Micro Electronics |
| Description | LED Drive Control Special Circuit |
| Pages / Page | 12 / 1 — LED Drive Control Special Circuit. Features description. Function … |
| File Format / Size | PDF / 705 Kb |
| Document Language | English |
LED Drive Control Special Circuit. Features description. Function features. Pin information
Model Line for this Datasheet
Text Version of Document
LED Drive Control Special Circuit
TM1637
Features description
TM1637 is a kind of LED (light-emitting diode display) drive control special circuit with keyboard scan interface and it's internally integrated with MCU digital interface, data latch, LED high pressure drive and keyboard scan. This product is in DIP20/SOP20 package type with excellent performance and high quality, which is mainly applicable to the display drive of induction cooker, micro-wave oven and small household electrical appliance.
Function features
Applied power CMOS technique The display mode (8 segments*6 bit) supports output by common anode LED. Keyboard scan (8×2bit), with enhanced identification circuit with anti-interference keys Luminance adjustment circuit (adjustable 8 duty ratio) Two-wire serial interface (CLK, DIO) Oscillating type: Built-in RC oscillator Built-in power-on reset circuit Built-in automatic blanking circuit Package type: DIP20/SOP20
Pin information
GND 1 20 K2 SEG1/KS1 2 19 K1 SEG2/KS2 3 18 CLK SEG3/KS3 4 17 DIO SEG4/KS4 5 16 VDD SEG5/KS5 6 15 GRID1 SEG6/KS6 7 14 GRID2 SEG7/KS7 8 13 GRID3 SEG8/KS8 9 12 GRID4 GRID6 10 11 GRID5
1 ©Titan Micro Electronics www.titanmec.com V2.4
TM1637
Features description
TM1637 is a kind of LED (light-emitting diode display) drive control special circuit with keyboard scan interface and it's internally integrated with MCU digital interface, data latch, LED high pressure drive and keyboard scan. This product is in DIP20/SOP20 package type with excellent performance and high quality, which is mainly applicable to the display drive of induction cooker, micro-wave oven and small household electrical appliance.
Function features
Applied power CMOS technique The display mode (8 segments*6 bit) supports output by common anode LED. Keyboard scan (8×2bit), with enhanced identification circuit with anti-interference keys Luminance adjustment circuit (adjustable 8 duty ratio) Two-wire serial interface (CLK, DIO) Oscillating type: Built-in RC oscillator Built-in power-on reset circuit Built-in automatic blanking circuit Package type: DIP20/SOP20
Pin information
GND 1 20 K2 SEG1/KS1 2 19 K1 SEG2/KS2 3 18 CLK SEG3/KS3 4 17 DIO SEG4/KS4 5 16 VDD SEG5/KS5 6 15 GRID1 SEG6/KS6 7 14 GRID2 SEG7/KS7 8 13 GRID3 SEG8/KS8 9 12 GRID4 GRID6 10 11 GRID5
1 ©Titan Micro Electronics www.titanmec.com V2.4
