W742E81A microcontroller equivalent, 4-bit microcontroller.
* Operating voltage: 2.4V−3.8V
* Dual-clock operation or single-clock operation (By option)
* Main-oscillator
− Connect to 3.58 MHz crystal or 400 KHz that ca.
The W742E81A/W742C81A operates on very low current and has two power reduction modes, that is the dual-clock slow opera.
4-BIT MICROCONTROLLER
The W742E81A/W742C81A is a high-performance 4-bit microcontroller (µC) that provides an LCD driver. The device contains a 4-bit ALU, two 8-bit timers, two dividers (for two oscillators) in dual-
clock operation, a 40 × 4 LCD d.
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