PD16753_15 Datasheet, PDF (9/22 Pages) Renesas Technology Corp – 384-OUTPUT TFT-LCD SOURCE DRIVER (COMPATIBLE WITH 256-GRAY SCALES)

µ PD16753
V0
r0
r1
r2
r3
r30
r31
V1
r32
r33
r222
r223
V5
r224
r225
r251
r252
r253
V6
r254
V7
Figure 5−2. γ -corrected Voltages and Ladder Resistors Ratio
V0’ V8
V1’
r254
V2’ ^V9
r253
V3’
r252
r251
r250
V31’
V32’
V33’
r225
r224
V10
r223
r222
V223’
V224’
r33
V225’
r32
V14
r31
r30
V252’
V253’
r2
V254’
r1
r0
V255’ V15
V255’’
rn
Ratio
rn
Ratio
rn
Ratio
r0
16.0
r64
1.0
r128
1.0
r1
14.5
r65
1.0
r129
1.0
r2
13.0
r66
1.0
r130
1.0
V254’’
r3
11.5
r67
1.0
r131
1.0
r4
10.0
r68
1.0
r132
1.0
V253’’
r5
8.9
r6
7.8
r69
1.0
r133
1.0
r70
1.0
r134
1.0
r7
6.8
V252’’
r8
5.8
r71
1.0
r135
1.0
r72
1.0
r136
1.0
V251’’
r9
4.8
r10
4.8
r73
1.0
r137
1.0
r74
1.0
r138
1.0
r11
4.8
r75
1.0
r139
1.0
r12
3.8
r76
1.0
r140
1.0
r13
3.8
r77
1.0
r141
1.0
r14
3.8
r78
1.0
r142
1.0
r15
3.0
r79
1.0
r143
1.0
r16
3.0
r80
1.0
r144
1.0
V225’’
r17
3.0
r18
2.5
r81
1.0
r145
1.0
r82
1.0
r146
1.0
V224’’
r19
2.5
r20
2.5
r83
1.0
r147
1.0
r84
1.0
r148
1.0
V223’’
r21
2.0
r22
2.0
r85
1.0
r149
1.0
r86
1.0
r150
1.0
r23
2.0
r87
1.0
r151
1.0
r24
1.5
r88
1.0
r152
1.1
r25
1.5
r89
1.0
r153
1.1
r26
1.5
r90
1.0
r154
1.1
r27
1.5
r91
1.0
r155
1.1
r28
1.5
r92
1.0
r156
1.1
r29
1.5
r93
1.0
r157
1.1
r30
1.5
r94
1.0
r158
1.1
r31
1.5
r95
1.0
r159
1.1
r32
1.4
r96
1.0
r160
1.2
r33
1.4
r97
1.0
r161
1.2
r34
1.4
r98
1.0
r162
1.2
r35
1.4
r99
1.0
r163
1.2
r36
1.4
r100
1.0
r164
1.2
r37
1.4
r101
1.0
r165
1.2
r38
1.4
r102
1.0
r166
1.2
r39
1.4
r103
1.0
r167
1.2
r40
1.3
r104
1.0
r168
1.3
V33’’
r41
1.3
r105
1.0
r169
1.3
r42
1.3
r106
1.0
r170
1.3
V32’’
r43
1.3
r107
1.0
r171
1.3
r44
1.3
r108
1.0
r172
1.3
V31’’
r45
1.3
r109
1.0
r173
1.3
r46
1.3
r110
1.0
r174
1.3
r47
1.3
r111
1.0
r175
1.3
r48
1.2
r112
1.0
r176
1.4
r49
1.2
r113
1.0
r177
1.4
r50
1.2
r114
1.0
r178
1.4
r51
1.2
r115
1.0
r179
1.4
r52
1.2
r116
1.0
r180
1.4
r53
1.2
r117
1.0
r181
1.4
r54
1.2
r118
1.0
r182
1.4
V2’’
r55
1.2
r119
1.0
r183
1.4
r56
1.1
r120
1.0
r184
1.5
V1’’
r57
1.1
r121
1.0
r185
1.5
r58
1.1
r122
1.0
r186
1.5
V0’’
r59
1.1
r123
1.0
r187
1.5
r60
1.1
r124
1.0
r188
1.5
r61
1.1
r125
1.0
r189
1.5
r62
1.1
r126
1.0
r190
1.5
r63
1.1
r127
1.0
r191
1.5
Caution There is no connection between V7 and V8 in the chip.
rn
r192
r193
r194
r195
r196
r197
r198
r199
r200
r201
r202
r203
r204
r205
r206
r207
r208
r209
r210
r211
r212
r213
r214
r215
r216
r217
r218
r219
r220
r221
r222
r223
r224
r225
r226
r227
r228
r229
r230
r231
r232
r233
r234
r235
r236
r237
r238
r239
r240
r241
r242
r243
r244
r245
r246
r247
r248
r249
r250
r251
r252
r253
r254
Ratio
1.7
1.7
1.7
1.7
1.7
1.7
1.7
1.7
1.9
1.9
1.9
1.9
1.9
1.9
1.9
1.9
2.1
2.1
2.1
2.1
2.1
2.1
2.1
2.1
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.8
2.8
2.8
3.3
3.3
3.3
3.8
3.8
3.8
4.5
4.5
4.5
5.2
5.2
5.9
5.9
6.6
6.6
7.3
7.3
8.0
8.0
9.0
9.0
10.0
10.0
12.0
12.0
14.0
14.0
Data Sheet S15630EJ1V0DS
7