MN838850 View Datasheet(PDF) - Panasonic Corporation
Part Name
Description
Manufacturer
MN838850 Datasheet PDF : 26 Pages
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Color TFT LCD Driver
MN838850
s Functional Description (continued)
• Table 1 (continued) Relationship between VREF Voltages and Analog Output Voltages (High-level side) (Values are examples)
VREF5 = 9.200, VREF6 = 10.635, VREF7 = 12.380, VREF8 = 13.854, VREF9 = 14.630, VOPU = 11.250
Display data
Logical expression
Voltage level Voltage level difference
F0
VOPU × 63/31− (1138 × VREF5+1230 × VREF6) /2294
12.596
0.051
F1
VOPU × 63/31− (1220 × VREF5+1148 × VREF6) /2294
12.647
0.051
F2
VOPU × 63/31− (1302 × VREF5+1066 × VREF6) /2294
···
FD
VOPU × 63/31− (2204 × VREF5+164 × VREF6) /2294
12.699
13.263
0.051
0.051
FE
VOPU × 63/31− (2286 × VREF5+82 × VREF6) /2294
13.314
0.051
FF
VOPU × 63/31− (2368 × VREF5+0 × VREF6) /2294
13.366
• Table 2 Relationship between VREF Voltages and Analog Output Voltages (Low-level side) (Values are examples)
VREF0 = 1.760, VREF1 = 2.536, VREF2 = 4.010, VREF3 = 5.755, VREF4 = 7.190, VOPL = 3.750
Display data
Logical expression
Voltage level Voltage level difference
00
VOPL × 63/31− (42 × VREF1+1238 × VREF0) /1240
5.777
0.026
01
VOPL × 63/31− (84 × VREF1+1196 × VREF0) /1240
5.751
0.026
02
VOPL × 63/31− (126 × VREF1+1154 × VREF0) /1240
···
0D
VOPL × 63/31− (588 × VREF1+692 × VREF0) /1240
5.725
5.436
0.026
0.026
0E
VOPL × 63/31− (630 × VREF1+650 × VREF0) /1240
5.410
0.026
0F
VOPL × 63/31− (672 × VREF1+608 × VREF0) /1240
5.383
0.023
10
VOPL × 63/31− (710 × VREF1+570 × VREF0) /1240
5.360
0.023
11
VOPL × 63/31− (748 × VREF1+532 × VREF0) /1240
5.336
0.023
12
VOPL × 63/31− (786 × VREF1+494 × VREF0) /1240
···
1D
VOPL × 63/31− (1204 × VREF1+76 × VREF0) /1240
5.312
5.051
0.023
0.023
1E
VOPL × 63/31− (1242 × VREF1+38 × VREF0) /1240
5.027
0.023
1F
VOPL × 63/31− (1280 × VREF1+0 × VREF0) /1240
5.003
0.020
20
VOPL × 63/31− (32 × VREF2+2400 × VREF1) /2356
4.983
0.020
21
VOPL × 63/31− (64 × VREF2+2368 × VREF1) /2356
4.963
0.020
22
VOPL × 63/31− (96 × VREF2+2336 × VREF1) /2356
···
2D
VOPL × 63/31− (448 × VREF2+1984 × VREF1) /2356
4.943
4.723
0.020
0.020
2E
VOPL × 63/31− (480 × VREF2+1952 × VREF1) /2356
4.703
0.020
2F
VOPL × 63/31− (512 × VREF2+1920 × VREF1) /2356
4.683
0.016
15
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