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AN8001FHK

Part Number	AN8001FHK
Manufacturer	Panasonic Semiconductor
Description	Gradation voltage generation
Published	Mar 26, 2005
Detailed Description	IC for Other Information Equipment AN8001FHK Gradation voltage generation IC for liquid crystal display Unit : mm s Ov...
Datasheet	AN8001FHK PDF File

Overview

IC for Other Information Equipment AN8001FHK Gradation voltage generation IC for liquid crystal display Unit : mm s Overview The AN8001FHK is a gradation voltage generation IC for liquid crystal displays and designed for 64-gradation LCDs.
It is incorporating an 1.
23 V reference voltage circuit, 10 gradation output buffer amplifier circuits, and a COM amplifier circuit.
36 9.
0±0.
2 7.
0±0.
1 25 24 37 (0.
75) 48 13 (0.
75) 1 0.
50 12 0.
20±0.
05 s Features • Incorporating a high precision reference voltage source : 1.
23 V (typ.
) • Wide dynamic range of buffer amplifiers and it is possible to provide an output from VCC − 0.
2 V (the highest stage) to GND + 0.
2 V (the lowest stage).
• Large COM-amplifier drive current : ±100 mA (max.
) 7.
0±0.
1 9.
0±0.
2 0.
10 M (1.
00) 1.
20 max.
0.
15±0.
05 (1.
0) 0.
10–0.
05 +0.
10 0° to 8° 0.
5±0.
1 TQFP048-P-0707B s Applications • Gradation power supply source for LCDs 1 AN8001FHK s Block Diagram IC for Other Information Equipment 29 GND2 28 VA4 26 VA3 N.
C.
37 VB1 38 VB0 39 L4 R0 25 VA2 24 N.
C.
23 VA1 22 VA0 21 N.
C.
REF 36 VB2 35 VB3 33 VB4 34 N.
C.
32 N.
C.
31 N.
C.
30 N.
C.
N.
C.
40 GND1 41 COM1 42 L2 R2 L3 R1 27 N.
C.
20 VREF 19 VR VREF 18 VCC1 17 VR0 16 N.
C.
COM0 43 COM COMS 44 N.
C.
45 L0 L1 R3 R4 N.
C.
46 VL0 47 N.
C.
48 15 VR1 14 VR2 13 N.
C.
1 2 3 4 5 6 7 8 9 N.
C.
10 VR4 11 Top View 2 VCC2 VR3 12 VL1 VL2 N.
C.
VL3 VL4 N.
C.
N.
C.
N.
C.
IC for Other Information Equipment s Absolute Maximum Ratings Parameter Supply voltage Supply current REF amplifier output source current R0 amplifier output source current R0 amplifier output sink current R1 amplifier output source current R1 amplifier output sink current R/2/3/4, L2/3/4 amplifier output source current R/2/3/4, L2/3/4 amplifier output sink current L1 amplifier output source current L1 amplifier output sink current L0 amplifier output source current L0 amplifier output sink current COM amplifier output source current COM amplifier output sink curr...

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AN8001FHK Gradation voltage generation - Panasonic Semiconductor

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