UPD16750 Datasheet, PDF (7/24 Pages) NEC – 384-OUTPUT TFT-LCD SOURCE DRIVER COMPATIBLE WITH 256-GRAY SCALES

µPD16750
V0
r0
r1
r2
r3
r30
r31
V1
r32
r33
r222
r223
V5
r224
r225
r251
r252
r253
V6
r254
V7
Figure 5–2. Relationship between Input Data and Output Voltage (1/4)
VDD2 – 0.2 V > V0 > V1 > V2 > V3 > V4 > V5 > V6 > V7 > 0.5 VDD2, POL21/22 = L
V0’
V1’
V2’
V3’
V31’
V32’
V33’
V223’
V224’
V225’
V252’
V253’
V254’
V255’
Data
00H
01H
02H
03H
04H
05H
06H
07H
08H
09H
0AH
0BH
0CH
0DH
0EH
0FH
10H
11H
12H
13H
14H
15H
16H
17H
18H
19H
1AH
1BH
1CH
1DH
1EH
1FH
20H
21H
22H
23H
24H
25H
26H
27H
28H
29H
2AH
2BH
2CH
2DH
2EH
2FH
30H
31H
32H
33H
34H
35H
36H
37H
38H
39H
3AH
3BH
3CH
3DH
3EH
3FH
DX7 DX6 DX5 DX4 DX3 DX2 DX1 DX0
0000000 0
0000000 1
0000001 0
0000001 1
0000010 0
0000010 1
0000011 0
0000011 1
0000100 0
0000100 1
0000101 0
0000101 1
0000110 0
0000110 1
0000111 0
0000111 1
0001000 0
0001000 1
0001001 0
0001001 1
0001010 0
0001010 1
0001011 0
0001011 1
0001100 0
0001100 1
0001101 0
0001101 1
0001110 0
0001110 1
0001111 0
0001111 1
0010000 0
0010000 1
0010001 0
0010001 1
0010010 0
0010010 1
0010011 0
0010011 1
0010100 0
0010100 1
0010101 0
0010101 1
0010110 0
0010110 1
0010111 0
0010111 1
0011000 0
0011000 1
0011001 0
0011001 1
0011010 0
0011010 1
0011011 0
0011011 1
0011100 0
0011100 1
0011101 0
0011101 1
0011110 0
0011110 1
0011111 0
0011111 1
Output voltage
V0' V0
V1' V1+(V0-V1) X
3465.0 /
V2' V1+(V0-V1) X 3102.5 /
V3' V1+(V0-V1) X 2777.5 /
V4' V1+(V0-V1) X 2490.0 /
V5' V1+(V0-V1) X 2240.0 /
V6' V1+(V0-V1) X 2017.5 /
V7' V1+(V0-V1) X 1822.5 /
V8' V1+(V0-V1) X 1652.5 /
V9' V1+(V0-V1) X 1507.5 /
V10' V1+(V0-V1) X
V11' V1+(V0-V1) X
1387.5 /
1267.5 /
V12' V1+(V0-V1) X
V13' V1+(V0-V1) X
1147.5 /
1052.5 /
V14' V1+(V0-V1) X
957.5 /
V15' V1+(V0-V1) X
862.5 /
V16' V1+(V0-V1) X
V17' V1+(V0-V1) X
787.5 /
712.5 /
V18' V1+(V0-V1) X
V19' V1+(V0-V1) X
637.5 /
575.0 /
V20' V1+(V0-V1) X
512.5 /
V21' V1+(V0-V1) X
450.0 /
V22' V1+(V0-V1) X
V23' V1+(V0-V1) X
400.0 /
350.0 /
V24' V1+(V0-V1) X
V25' V1+(V0-V1) X
300.0 /
262.5 /
V26' V1+(V0-V1) X
225.0 /
V27' V1+(V0-V1) X
187.5 /
V28' V1+(V0-V1) X
V29' V1+(V0-V1) X
150.0 /
112.5 /
V30' V1+(V0-V1) X
V31' V1+(V0-V1) X
75.0 /
37.5 /
V32' V1
V33' V2+(V1-V2) X
965.0 /
V34' V2+(V1-V2) X
V35' V2+(V1-V2) X
930.0 /
895.0 /
V36' V2+(V1-V2) X
860.0 /
V37' V2+(V1-V2) X
825.0 /
V38' V2+(V1-V2) X
790.0 /
V39' V2+(V1-V2) X
755.0 /
V40' V2+(V1-V2) X
V41' V2+(V1-V2) X
720.0 /
687.5 /
V42' V2+(V1-V2) X
655.0 /
V43' V2+(V1-V2) X
622.5 /
V44' V2+(V1-V2) X
V45' V2+(V1-V2) X
590.0 /
557.5 /
V46' V2+(V1-V2) X
V47' V2+(V1-V2) X
525.0 /
492.5 /
V48' V2+(V1-V2) X
460.0 /
V49' V2+(V1-V2) X
430.0 /
V50' V2+(V1-V2) X
V51' V2+(V1-V2) X
400.0 /
370.0 /
V52' V2+(V1-V2) X
V53' V2+(V1-V2) X
340.0 /
310.0 /
V54' V2+(V1-V2) X
280.0 /
V55' V2+(V1-V2) X
250.0 /
V56' V2+(V1-V2) X
V57' V2+(V1-V2) X
220.0 /
192.5 /
V58' V2+(V1-V2) X
V59' V2+(V1-V2) X
165.0 /
137.5 /
V60' V2+(V1-V2) X
110.0 /
V61' V2+(V1-V2) X
82.5 /
V62' V2+(V1-V2) X
V63' V2+(V1-V2) X
55.0 /
27.5 /
3865
3865
3865
3865
3865
3865
3865
3865
3865
3865
3865
3865
3865
3865
3865
3865
3865
3865
3865
3865
3865
3865
3865
3865
3865
3865
3865
3865
3865
3865
3865
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
rn
(Ω)
r0
400.0
r1
362.5
r2
325.0
r3
287.5
r4
250.0
r5
222.5
r6
195.0
r7
170.0
r8
145.0
r9
120.0
r10
120.0
r11
120.0
r12
95.0
r13
95.0
r14
95.0
r15
75.0
r16
75.0
r17
75.0
r18
62.5
r19
62.5
r20
62.5
r21
50.0
r22
50.0
r23
50.0
r24
37.5
r25
37.5
r26
37.5
r27
37.5
r28
37.5
r29
37.5
r30
37.5
r31
37.5
r32
35.0
r33
35.0
r34
35.0
r35
35.0
r36
35.0
r37
35.0
r38
35.0
r39
35.0
r40
32.5
r41
32.5
r42
32.5
r43
32.5
r44
32.5
r45
32.5
r46
32.5
r47
32.5
r48
30.0
r49
30.0
r50
30.0
r51
30.0
r52
30.0
r53
30.0
r54
30.0
r55
30.0
r56
27.5
r57
27.5
r58
27.5
r59
27.5
r60
27.5
r61
27.5
r62
27.5
r63
27.5
Caution There is no connection between V7 and V8 in the chip.
Data Sheet S13719EJ4V0DS00
7