G1612 Global Mixed-mode Technology Programmable Vcom Buffer with NVM for TFT LCD Features Applications Supply Operation Range : 6.5V to 18V Rail-to-Rail Vcom Buffer: TFT-LCD Monitors LCD Televisions 7 Bits Adjustable Output ±100mA Output Current ±260mA Output Short-Circuit Current 20V/μs Slew Rate General Description 2 2-Wire I C Slave Mode Interface The G1612 is the programmable Vcom buffer target toward the needs of thin film transistor liquid crystal display (TFT LCD). This device incorporates one Vcom buffer and are programmed through I2C interface. Using One Control Pin Enable to Store Data into Non-Volatile Memory (NVM) Non-Volatile Memory (NVM) Store Setting (at Least 100 Re-Write Times) TDFN3x3-10 Package The G1612 is available in the TDFN3x3-10 package. Ordering Information ORDER NUMBER MARKING TEMP. RANGE PACKAGE (Green) G1612RE1U 1612 -40°C to 85°C TDFN3X3-10 Note: RE:TDFN3X3-10 1: Bonding code U: Tape & Reel Typical Application Circuit Pin Configuration AVDD 10µF G1612 AVDD 1 VCOM_OUT 2 AGND 3 VCOM_ADJ 4 SET 5 DVDD 10µF 10 10 DGND Thermal Pad 9 SCL SCL 8 SDA 3.3V 7 nWR SDA 6 DVDD 3.3V nWR TDFN3X3-10 3.3V Note: Exposed pad must be connected to AGND 1 6 9 8 4.7kΩ 7 0.1µF VCOM_OUT 2 *10Ω 10µF 4.7kΩ 4.7kΩ AVDD DVDD AVDD G1612 200kΩ SCL VCOM_ADJ 4 SDA 200kΩ nWR SET AGND 3 5 DGND 10 24.9kΩ * optional Note: Exposed pad must be connected to AGND TEL: 886-3-5788833 http://www.gmt.com.tw Ver: 0.2 Jul 13, 2012 1