|
|
PDF HX8238-D Data sheet ( Hoja de datos )
| Número de pieza | HX8238-D | |
| Descripción | 960 x 240 TFT LCD Single Chip Digital Driver | |
| Fabricantes | HiMAX | |
| Logotipo |  |
|
Hay una vista previa y un enlace de descarga de HX8238-D (archivo pdf) en la parte inferior de esta página. Total 30 Páginas | ||
|
No Preview Available !
( DOC No. HX8238-D-DS )
HX8238-D
960 x 240 TFT LCD Single Chip
Digital Driver
Preliminary version 01 November, 2007
Himax Confidential
This information contained herein is the exclusive property of Himax and shall not be distributed, reproduced, or disclosed
in whole or in part without prior written permission of Himax.
-P.1-
October, 2007
1 page  
HX8238-D
960 x 240 TFT LCD Single Chip
Digital Driver
List of Tables
November, 2007
Table 7. 1 Command Table (Primary Register Map) .................................................................. 15
Table 7. 2 Registers Default Value(Primary Register Map) ...................................................... 16
Table 7. 3 Source Output Level ................................................................................................... 17
Table 7. 4 Step-up Cycle .............................................................................................................. 19
Table 7. 5 VGH and VGL Booster Ratio ...................................................................................... 19
Table 7. 6 Step-up Cycle .............................................................................................................. 20
Table 7. 7 Op-amp Power............................................................................................................. 20
Table 7. 8 Color Filter Type.......................................................................................................... 21
Table 7. 9 Interface Type .............................................................................................................. 21
Table 7. 10 LED Driver Control Signal Frequency..................................................................... 22
Table 7. 11 VLCD63 Voltage ......................................................................................................... 24
Table 7. 12 VCOM Amplitude ....................................................................................................... 25
Table 7. 13 No. of Pixel Per Line ................................................................................................. 26
Table 7. 14 No. of Clock Cycle of Clock ..................................................................................... 27
Table 7. 15 No. of Clock Cycle of HSYNC .................................................................................. 28
Table 7. 16 VCOMH....................................................................................................................... 29
Table 7. 17 Command Table ........................................................................................................ 31
Table 7. 18 Registers Default Value(Secondary Register Map) ............................................... 32
Table 7. 19 REV Bit And Source Output Level Of Displayed Area........................................... 33
Table 7. 20 CLW Bits Setting ....................................................................................................... 36
Table 7. 21 SAP Bits Setting ........................................................................................................ 39
Table 7. 22 VCOM Amplitude ....................................................................................................... 40
Table 7. 23 VCOMH....................................................................................................................... 40
Table 8. 1 OTP Programming Sequence ....................................................................................... 44
Table 9. 1 PRP(N) ......................................................................................................................... 49
Table 9. 2 VRP(N)0 ........................................................................................................................ 49
Table 9. 3 VRP(N)1 ........................................................................................................................ 49
Table 9. 4 PKP and PKN ................................................................................................................ 49
Table 9. 5 Grayscale Voltages Formulas ....................................................................................... 50
Table 9. 6 Reference Voltages of Positive Polarity ........................................................................ 51
Table 9. 7 Reference Voltages of Negative Polarity....................................................................... 52
Table 10. 1 Maximum Ratings ........................................................................................................ 53
Table 11. 1 DC Characteristics ....................................................................................................... 54
Himax Confidential
This information contained herein is the exclusive property of Himax and shall not be distributed, reproduced, or disclosed
in whole or in part without prior written permission of Himax.
-P.4-
November, 2007
5 Page 
HX8238-D
960x 240 TFT LCD Single Chip Digital Driver
DATA SHEET Preliminary V01
Name
REGVDD
RESB
SPSW
CSB
SCK
SDI
SDO
VDDIO
VDD
VSS
AVSS
VSSRC
VCHS
VCI
VCIP
VCIM
VCIX2
VCIX2J
EXVR
VCOMR
VCOMH
VCOML
I/O
Input
Input
Input
Input
Output
Power
Power
Power
Output
Power
Input
Output
Function
Description
Logic Control
Input pin to enable internal voltage regulation.
-Connect to VDDIO if System Vdd > 2.5V
-Connect to VSS if 2.5V ≧ System Vdd ≧ 1.8V, internal regulator will
be disabled
System Reset
System reset pin. Internal pull high.
- Connect to VDDIO when not used (Refer to Power Up Sequence)
SPI table select.
SPI Select
- Connect to VSS for Secondary SPI Register.
- Connect to VDDIO for Primary SPI Register.
Chip select pin of serial interface. Internal pull high.
- Leave it OPEN when not used (Refer to Serial Interface block)
Clock pin of serial interface. Internal pull high.
Serial Interface
- Leave it OPEN when not used (Refer to Serial Interface block)
Data input pin in serial mode. Internal pull high.
- Leave it OPEN when not used (Refer to Serial Interface block)
Data output pin in serial mode.
- Leave it OPEN when not used (Refer to Serial Interface block)
Voltage input pin for I/O logic.
- Connect to system Vdd
Voltage input pin for internal logic.
(a) REGVDD = VDDIO
Power Supply for Internal regulator will be on for 3.6V ≧ System Vdd ≧ 2.5V
Logic Circuits VDD ~2V.
(b) REGVDD = VSS
Internal regulator will be off for 2.5V ≧ System Vdd ≧ 1.8V
VDD = System Vdd
System ground pin of the IC.
- Connect to system ground
Grounding for analog circuit.
Ground of the - Connect to system ground
Power Supply
Grounding for analog circuit. This pin requires a noise free path for
providing accurate LCD driving voltages.
- Connect to system ground.
Grounding for booster circuit.
- Connect to system ground.
Booster input voltage pin.
Power Supply for - Connect to voltage source between 2.5V to 3.6V
Analog Circuits
Voltage supply pin for analog circuit. This pin requires a noise free path
for providing accurate LCD driving voltages.
- Connect to same source of VCI
Negative voltage of VCI.
Booster Voltages
- Connect a capacitor for stabilization
Equals to 2 x VCI.
- Connect a capacitor for stabilization
Voltage for This is the power supply used by on chip analog blocks and VGH/VGL
Analog
dcdc.
External reference of internal Gamma resistor.
External
Reference
- Connect to VSS
This pin provides voltage reference for internal voltage regulator when
register VDV[6:0] of Power Control 3 set to “01111XX”.
- Connect to an external voltage source for reference
This pin indicates a HIGH level of VCOM generated in driving the VCOM
alternation.
Voltages for - Connect a capacitor for stabilization
VCOM Signal This pin indicates a LOW level of VCOM generated in driving the VCOM
alternation.
- Connect a capacitor for stabilization
Himax Confidential
-P.10-
This information contained herein is the exclusive property of Himax and shell not be distributed, reproduced, or disclosed
in whole or in part without prior written permission of Himax.
November, 2007
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet HX8238-D.PDF ] | |
Hoja de datos destacado
| Número de pieza | Descripción | Fabricantes |
| HX8238-A | 960 x 240 TFT LCD Single Chip Digital Driver | HiMAX |
| HX8238-D | 960 x 240 TFT LCD Single Chip Digital Driver | HiMAX |
| Número de pieza | Descripción | Fabricantes |
| SLA6805M | High Voltage 3 phase Motor Driver IC. |
 Sanken |
| SDC1742 | 12- and 14-Bit Hybrid Synchro / Resolver-to-Digital Converters. |
 Analog Devices |
|
DataSheet.es es una pagina web que funciona como un repositorio de manuales o hoja de datos de muchos de los productos más populares, |
| DataSheet.es | 2020 | Privacy Policy | Contacto | Buscar |