MSM6665C Ver la hoja de datos (PDF) - Oki Electric Industry

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MSM6665C

DOT MATRIX LCD CONTROLLER WITH 17-DOT COMMON DRIVER AND 80-DOT SEGMENT DRIVER

Oki Electric Industry 

¡ Semiconductor

FEDL6665C-02

MSM6665C-xx

• VSS1, VSS2, VSS3, VSS4, VSS5

LCD bias voltages input pins.

The voltages that are input via VDD and VSS1 to VSS5 are output for driving LCD.

The LCD bias voltages are shown below.

[Case of 1/5 bias] (VBI=VDD–VSS5)

Highest voltage : VDD

VSS1

VSS2

VSS3

VSS4

Lowest voltage : VSS5

(VDD–1/5 VBI)

(VDD–2/5 VBI)

(VDD–3/5 VBI)

(VDD–4/5 VBI)

[Case of 1/4 bias] (VBI=VDD–VSS5)

Highest voltage : VDD

VSS1

VSS2, VSS3

VSS4

Lowest voltage : VSS5

(VDD–1/4 VBI)

(VDD–2/4 VBI)

(VDD–3/4 VBI)

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