Datasheet LCD Segment Drivers Multi-function LCD Segment Drivers BU97550KV-M MAX 528 Segment(66SEGx8COM) General Description The BU97550KV-M is 1/8, 1/7, 1/5, 1/4, 1/3, or 1/1 duty general-purpose LCD driver that can be used for frequency display in electronic tuners under the control of a microcontroller.
The BU97550KV-M can drive up to 528 LCD Segments directly.
The BU97550KV-M can also control up to 9 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  AEC-Q100 Qualified (Note)  Key input function for up to 30 keys (A key scan is performed only when a key is pressed.
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