LC75854W
LC75854W is 1/4 Duty LCD Display Drivers manufactured by SANYO.
Ordering number : ENN5066B
CMOS IC
LC75854E, 75854W
1/4 Duty LCD Display Drivers with Key Input Function
Overview
The LC75854E and LC75854W are 1/4 duty LCD display drivers that can directly drive up to 164 segments and can control up to four general-purpose output ports. These products also incorporate a key scan circuit that accepts input from up to 30 keys to reduce printed circuit board wiring.
Features
- Key input function for up to 30 keys (A key scan is performed only when a key is pressed.)
- 1/4 duty
- 1/2 bias and 1/4 duty
- 1/3 bias drive schemes can be controlled from serial data (up to 164 segments).
- Sleep mode and all segments off functions that are controlled from serial data
- Segment output port/general-purpose output port function switching that is controlled from serial data
- Serial data I/O supports CCB format munication with the system controller.
- Direct display of display data without the use of a decoder provides high generality.
- Provision of an on-chip voltage-detection type reset circuit prevents incorrect displays.
- RC oscillator circuit
Package Dimensions unit: mm
3159-QFP64E
1.0 48
[LC75854E]
17.2 14.0 1.6 1.0 0.8 1.0 3.0max
64 1
17 16
0.1 2.7 unit: mm 3190-SQFP64
SANYO: QFP64E
48 49
[LC75854W]
12.0 10.0
0.5...
