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| AZ DISPLAYS, INC. COMPLETE LCD SOLUTIONS TFT Driver Board PRODUCT SPECIFICATIONS FEATURES MECHANICAL SPECIFICATIONS AND DRAWING VIDEO INPUT SIGNAL ELECTRICAL CHARACTERISTICS POWER CONSUMPTION INPUT / OUTPUT TERMINALS APPLICATION SCHEMATIC DIAGRAM Date: October 6, 2003 Page 1 of 4 AZ DISPLAYS, INC. TFT Driver Board FEATURES Interfaces to TFT LCD Panel: ATM3224C Video input compatible with NTSC & PAL systems MECHANICAL SPECIFICATIONS AND DRAWING VIDEO INPUT SIGNAL Composite video signal 1.0V p-p75 ohm ELECTRICAL CHARACTERISTICS Parameter Voltage Symbol Vcc Min. +11.5 Typ. +12.0 Max. +12.5 Unit V POWER CONSUMPTION Parameter Current for V cc Condition Vcc = +12V Min. 400 Typ. 450 Max. 480 Unit mA Page 2 of 4 AZ DISPLAYS, INC. TFT Driver Board INPUT / OUTPUT TERMINALS CN1 - Connection to the TFT LCD module ATM3224C (Details refer to ATM3224C specification) Pin No Symbol I/O Description 1 /HSY I/O Horizontal sync input / output 2 FRP O Video polarity alternating signal 3 CSY / HSY I Composite sync signal 4 I Supply voltage for gate driver (Hi level) VGH 5 I Supply voltage for gate driver (Low level) VGL 6 I Video signal (Blue) VB 7 I Video signal (Red) VR 8 I Video signal (Green) VG 9 GND I Ground 10 VDD I Supply voltage for controller 11 VCC I Supply voltage for source driver 12 GND I Ground 13 CKC I Control pin for select I/O signal 14 /VSY I/O Vertical sync input/output 15 PSI O Synchronize pulse for decoder 16 PSC O Synchronize pulse for DC-DC converter 17 NC I No connection / Vertical sync signal 18 UD I Up / Down control 19 RL I Right / Left shift control 20 NP I/O NTSC / PAL selection signal (Low : PAL, High : NTSC) CN2 Pin No 1 2 3 4 5 6 7 Symbol Vcc (+12V) GND GND AGND Video in Vcc OUT Brightness adj Pin No 8 9 10 11 12 13 14 Symbol Contrast adj Color adj TINT adj N/P L/R U/D GND CN3 Pin No 1 2 3 4 5 Symbol R_IN G_IN B_IN SW SYNC IN Pin No 6 7 8 9 Symbol SYNC OUT /HSYNC OUT /VSYNC OUT GND CNN2 - Connection for backlight driving (For Details refer to ATM3224C specification) Pin No Symbol Description 1 VL1 Input terminal (Hi voltage side) 3 VL2 Input terminal (Lo voltage side) Remark Wire color : pink Wire color : white Page 3 of 4 AZ DISPLAYS, INC. Connection for CN2 TFT Driver Board APPLICATION SCHEMATIC DIAGRAM Page 4 of 4 |
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