ML9040 データシートの表示（PDF） - Oki Electric Industry

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ML9040

DOT MATRIX LCD CONTROLLER WITH 16-DOT COMMON DRIVER AND 40-DOT SEGMENT DRIVER

Oki Electric Industry 

¡ Semiconductor

*3 Applied to pulse input via OSC1.

tHW

tLW

ML9040-Axx/-Bxx

0.5VDD

fwINaveform

0.5VDD

0.5VDD

fDUTY = tHW/ (tHW + tLW) x 100(%)

*4 Applied to pulse input via OSC1.(-Axx/-Bxx)

VDD–1.0V

wfINaveform 1.0V

tr

VDD–1.0V

1.0V

tf

*5

C1

OSC1

OSC2

Rf

Rd C2

Ceralock

Ceralock : CSB250A (mfd. by MURATA MFG.Co.)

Rf : 510kW ±5%

Rd : 30kW ±5%

C1 : 200pF ±10%

C2 : 200pF ±10%

Please contact us when using this circuit.

*6 Input the voltage listed in the table below to V1 - V5:

N (LCD lines)

Pin

V1

V2

V3

V4

1-line mode

VDD –

VLCD

4

VDD –

VLCD

2

VDD –

VLCD

2

VDD –

3VLCD

4

V5

VDD – VLCD

2-line mode

VDD –

VLCD

5

VDD –

2VLCD

5

VDD –

3VLCD

5

VDD –

4VLCD

5

VDD – VLCD

VLCD is an LCD driving voltage. (For "N" (number of LCD lines),

refer to the initial set of the instruction code.)

9

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