Product Summary
The TM1629B is a memory-mapped type LED (light emitting diode display) dedicated drive control circuit within the integrated MCU digital interface, data latches, LED driver and 8-level grayscale voltage regulator circuit, the internal RC oscillator, built-in power-on reset and low voltage reset circuit, keyboard scanning circuit, Dan chip set can be achieved by software 14 * 8 configuration to adapt to the different connection of the LED digital display, while according to different occasions to adjust the LED display gray degrees, in order to achieve lower power requirements, along with convenient multi-segment figures show. The TM1629B is excellent and reliable quality. Using SOP32 packages.
Parametrics
The TM1629B absolute maximum ratings: (1)VDD: -0.5 to+7.0 V; (2)VI1: -0.5 to VDD + 0.5 V; (3)IO1: -50 mA; (4)IO2: +200 mA; (5)PD: 400 mW; (6)Topt: -40 to +80 ℃; (7)Tstg: -65 to+150 ℃.
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