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Description
The TM1628 is a dedicated LED (LED light display) drive control circuit with a keyboard scan interface. It integrates MCU digital interface, data latch, LED high voltage drive, keyboard scan and other circuits. This product has excellent performance and reliable quality. Available in SOP28 package form. Mainly used in display drivers for VCR, VCD, DVD and home theater products.
Feature
• Power CMOS process
• Operating voltage range: 3V ~ 5V
• Multiple display modes (10 segments × 7 bits ~ 13 segments × 4
bits)
• Key scan (10×2 bit)
• Gray scale adjustment circuit (duty cycle adjustable)
• Serial interface (CLK, STB, DIO)
• Oscillation mode: Built-in RC oscillation (450KHz ± 5%)
• Built-in power-on override circuit
• Package form: SOP28
P/N | Interface | Driver Matrix Array | Segement * Digital | Keyboard | Pacakge |
TM1640B | 2 | 128 | 8×16 | — | SOP28 |
TM8006_2 | 40 | 8 Segment 5 Digital | Touch keyboard 6 | SOP32 | |
TM8006_1 | 40 | 8 Segment 5 Digital | Touch keyboard 6 | SOP32 | |
TM1649 | 5 | 120 | 15x8 | Touch keyboard 8 | SSOP48 |
TM1648A | 3 | 70 | 10x7/13x4 | Touch keyboard 8*1 | SOP32 |
TM1681 | 4 | 384/192 | 8*32/16*24 /8*24 | — | LQFP52/LQFP48 |
TM1680 | 43500 | 384/192 | 8*32/16*24 /8*24 | — | LQFP52/LQFP48 |
TM1616 | 3 | 28 | 7×4 | — | SOP16/DIP16 |
TM1617 | 3 | 21 | 8×2/7×3 | Touch keyboard 6×1 | SOP16 |
TM1618 | 3 | 35 | 5×7/8×4 | Touch keyboard 5×1 | SOP18/DIP18 |
For more TM series products, please contact us.