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Maxim > 方案 > 显示器:LCD

EEPROM可编程TFT VCOM校准器

数据资料
显示 标题/型号 关键优势
QV    带有MTP的10位可编程gamma基准系统,用于TFT LCD
MAX9669

10位DAC分辨率和MTP非易失存储器,无需外部EEPROM
QV  PDF NV、I²C、步进调节电位器
DS3503

具有抗图像混叠特性的低成本VCOM校准器
QV  PDF I²C gamma和VCOM缓冲器,带有EEPROM
DS3514

集成VCOM gamma缓冲器,提供丰富的功能设计
QV  PDF 高压、NV I²C电位器
DS3502

低成本电位器
QV  PDF 内置开关的boost调节器,集成3通道扫描驱动器,用于TFT LCD
MAX8798

高度集成的高效电源管理IC,用于LCD显示器,有效节省系统空间和成本
QV  PDF 高压、NV I²C电位器,具有温度检测和LUT
DS3501

为TFT-LCD平板显示器提供VCOM校准方案
QV  PDF EEPROM可编程TFT VCOM校准器,带有I²C接口
MAX8738

EEPROM可编程、TFT、VCOM校准器,I²C接口
QV    EEPROM可编程TFT VCOM校准器
MAX1512, MAX1512ETA

EEPROM可编程、TFT、 VCOM校准器,无需人工调节,提高了可靠性



Key Specifications:  Digital Potentiometers
Part Number Taper POTs Control Interface Wiper Memory Steps REND-TO-END
(kΩ)
Res. Tol.
(%)
Temp. Coeff.
(ppm/°C)
Wiper Resistance
(Ω)
ICC @5V
(µA)
Smallest Available Pckg.
(mm2)
typ typ max max w/pins
DS3502  Linear 1 I2C Non-Volatile 128 10 20 4 5000 60 15.4
DS3501 
See All Digital Potentiometers (123)

Key Specifications:  Programmable Gamma Buffers
Part Number Total Channels Programmable Channels Resolution
(bits)
Integrated Nonvolatile Memory Memory Banks VCOM Calibrator VCOM Buffer Interface VSUPPLY
(V)
IQ
(mA)
Oper. Temp.
(°C)
Package/Pins Smallest Available Pckg.
(mm2)
RoHS Available
max w/pins
MAX9669  16 16 10 Yes 1 Yes Yes I2C 9 to 20 20 -40 to +85
TQFN/28
26 Yes
DS3514  14 14 - No 9 to 15 10 -45 to +95
See Data Sheet/
- See Data Sheet
See All Programmable Gamma Buffers (14)

Key Specifications:  Multifunction PMICs
Part Number Primary Topology Monitor/Control Features DC-DC/Power Features LCD/LED/Flash/CCD Features Interface Type VIN
(V)
VIN
(V)
VOUT
(V)
VOUT
(V)
Max. IOUT
(A)
Max. IOUT
(A)
Oper. Freq.
(kHz)
Package/Pins Smallest Available Pckg.
(mm2)
min max min max max w/pins
DS3503  Amplifier/Buffer Dynamic V Adj. - VCOM Buffer GPIO 2.7 5.5 - - - - -
µMAX/10
15.4
MAX8798  Step-Up
Output OVP
Output UVP
Serial Interface
Shutdown
Current Limit
Fixed Freq./PWM
Internal Pwr. FETs
Soft Start
Scan Driver
TFT Bias
VCOM Buffer
- 1.8 5.5 1.23 18 0.4 0.4 1200
TQFN/36
37.2
MAX1512  Amplifier/Buffer - - VCOM Buffer - 4.5 20 - - - - -
TDFN-EP/8
9.6
See All Multifunction PMICs (83)

Key Specifications:  VCOM Amplifiers and Panel Repair
Part Number Channels Peak Current
(mA)
Resolution
(bits)
Rail to Rail BW
(MHz)
Features Programmable VSUPPLY
(V)
Oper. Temp.
(°C)
Package/Pins Smallest Available Pckg.
(mm2)
RoHS Available
max w/pins
DS3503  2 3 7 Input/Output 1
Non Volatile Settings
Stepper Potentiometer
Yes 4.5 to 15.5
-40 to +85
-40 to +100
µMAX/10
15.4 Yes
See All VCOM Amplifiers and Panel Repair (7)



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