HT1635A Overview
The HT1635A/HT1635B is a memory mapping LED display controller/driver. The maximum display capacity of the device is 352 patterns posed of 44 rows and 8 mons. The device can generate 16 LED illumination levels using software controlled PWM circuitry.
HT1635A Key Features
- Operating voltage: 2.4V~5.5V
- LED display -- 44 row and 8 Columns
- 88×4 bit RAM display data storage
- 16-level PWM brightness control
- Integrated 256kHz RC oscillator
- I2C-bus or 4-wire serial interface
- Data mode & mand mode instructions
- Cascade function for extend