General Description

The HL14104 is 1/4 duty LCD display driver. It can drive directly maximum 164 segments. Also it has four general purpose output ports and a key scan function that accepts input from up to 30 keys.

Features

• LCD display ..................................... 41 segments x 4 commons

1/4 duty - 1/2 bias

1/4 duty - 1/3 bias

• Key scan ............................................ Maximum 30 keys

Input 5 pins, Output 6 pins

• Power down mode ............................. Sleep mode and all segments off mode

• Port

Output .................................................. 4 pins ( Including the LCD segment port )

• Serial I/O .............................................. Data transfer and receive

• Power on reset ..................................... Supply voltage detection ( SVD )

• RC oscillator

• Package ............................................... 64QFP