UPD161623 datasheet(11/83 Pages) NEC

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Data Sheet S15817EJ2V0DS

µµµµPD161623

(2/2)

Symbol

Pin Name

Pad No.

I/O

Function

FBRSEL

VCOM setting external

circuit select

117

Input

This pin is used to select the method of adjusting the amplifier for

setting the common waveform center value used to set the

COMMON drive waveform center level.

FBRSEL = H: Voltage follower circuit used (VCOMR connected to

VCOM internally)

FBRSEL = L: External feedback resistor used

CVPH,

CVPL,

CVNH,

CVNL

Basis power supply

pin for

γ -corrected

power supplies

102,

101,

100,

Output This is operational amplifier output pin for the g-corrected power

supplies.

Normally, this pin connects capacitor of 1.0

µF.

DAC0 to DAC7

D/A converter value

setting

139 to 132

Input

These pins set the reference voltage of the amplifier for setting the

VCOM value used to set the COMMON drive waveform center level.

These pins are valid when the VCOM output center value setting

For more details, refer to 5.5 Common Adjustment Circuit.

Remark T.B.D. (To be determined.)

3.6 Test or Other Pins

Symbol

Pin Name

Pad No.

I/O

Function

TOUT0 to TOUT17

TOSCO

Source output

34 to 17,

Output This is output pin when

µ PD161623 is in test mode.

Normally, leave it open.

TSTRTST,

TSTVIHL,

TOSCI,

TOSCSELI,

TOSCSELO,

TBSEL1,

TBSEL2,

PSX1

COM adjustment

37,

36,

40,

39,

38,

129,

130,

Output These pins are to set up test mode of

µ PD161623.

Normally, fixed it to VSS.

SI,

SCL

Test input

75,

Input

These pins are to set up test mode of

µ PD161623.

Normally, fixed it to either VDD1 or VSS.

TBGR

Test input/output

131

I/O

This is output pin when

µ PD161623 is in test mode.

Normally, leave it open.

DUMMY

Dummy

1 to 16, 111, 112,

153 to 192,

458 to 467,

731 to 737

−

Dummy pin

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