lc75821e Sanyo Semiconductor Corporation, lc75821e Datasheet - Page 3

• Manufacturer Part Number: lc75821e
• Description: Lcd Display Drivers
• Manufacturer: Sanyo Semiconductor Corporation

Pin Assignment
Block Diagram
Pin Functions
S1 to S53
COM1, COM2
V
OSC
CE, CLK, DATA
V
INH
OPEN
LCD
SS
, V
DD
Pin
Segment output pins
Common output pins (Only COM1 is used in static (1/1) drive. COM2 must be left open in that mode.)
LCD bias voltage setting
Oscillator connection
Serial data transfer inputs
Power supply
Display off control input
Note that serial data transfers can be performed when display output is forced off.
Make no connections to this pin.
INH = low (V
INH = high (V
SS
DD
) ..........Display off (S1 to S53, COM1, COM2 = low)
).........Display on
LC75821E, 75821W
Function
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