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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  PDF 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 Per Pkg. Control Interface Wiper Memory Number of Steps End-to-End Resistance (kΩ) Res. Tol. (%) Temp. Coeff. (typ)(ppm/°C) Wiper Resistance (typ) (Ω) Max. Idle State Supply Current @5V (µA) Features Smallest Available Package (max w/pins) (mm2)
DS3502  Linear 1 I2C Non-Volatile 128 10 20 4 5,000 60
•4 Separate I2C Addresses
•36 Byte Lookup Table
•On-Chip Temperature Sensor and ADC
 15
DS3501  Linear 1 I2C Non-Volatile 128 10 20 4 5,000 60
•36 Byte Lookup Table
•On-Chip Temperature Sensor and ADC
 15
See All Digital Potentiometers (121)

Key Specifications:   Multifunction PMICs
Part Number Primary Topology Monitor/Control Features DC-DC/Power Features LCD/LED/Flash/CCD Features Interface Type VIN (min) (V) VIN (max) (V) Min. VOUT (V) Max. VOUT (V) IOUT (A) IOUT (A) Operating Freq. (kHz) Package Smallest Available Package (max w/pins) (mm2)
DS3503  Amplifier/Buffer Dynamic V Adj.  -  VCOM Buffer GPIO 2.7 5.5  -   -   -   -   -  µMAX/10 15
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 0/0  - 
MAX1512  Amplifier/Buffer  -   -  VCOM Buffer  -  4.5 20  -   -   -   -   -  TDFN-EP/8 10
See All Multifunction PMICs (79)

Key Specifications:   Programmable Gamma Buffers
Part Number Total Channels Programmable Channels Resolution (Bits) Integrated Nonvolatile Memory Memory Banks VCOM Calibrator VCOM Buffer Interface Supply Voltage (V) Quiescent Current (mA) Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
MAX9669  NEW! 16 16 10 Yes 1 Yes Yes I2C 9 to 20 20 TQFN/28 26 -40 to +85
DS3514  14 14 10 Yes  -  No Yes I2C 9 to 15 10 See Data Sheet  -  -45 to +95
See All Programmable Gamma Buffers (14)

Key Specifications:   VCOM Amplifiers and Panel Repair
Part Number Number of Channels Peak Current (mA) Resolution (Bits) Rail to Rail Bandwidth (MHz) Features Programmable Supply Voltage (V) Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
DS3503  2 3 7 Input/Output 1
•Non Volatile Settings
•Stepper Potentiometer
 Yes 4.5 to 15.5 µMAX/10 15 -40 to +85
-40 to +100
See All VCOM Amplifiers and Panel Repair (7)
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