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| PC-TFT-35PA Interface Board Features * Used for TFT-LCD Display: 3.5" AND-TFT-35PA * DC/DC DC/AC Video Decoder All In One * NTSC/PAL Video input Switch * Up/Down Display Reverse * Left/Right Display Reverse * Single Operation Voltage +12V * RoHS Compliant The PC-TFT-35PA interface board is designed to work with the AND-TFT-35PA color TFT 3.5" display and together is suitable for security, video games, door phone, video phone, portable TV, and instrument display applications. Mechanical Characteristics Parameter Screen Size Display Format Active Area Dot Pitch Pixel Configuration Weight Outline Dimension Contrast Ratio: View Angle Color Brightness Specification 3.5(diagonal) 160x234 71.6 x 52.7 0.149 (W)x0.225 (H) Delta 583 84(W) x 69(H) x 7(D) 350:1 (V) +15 C/ -35 C (H) 50 C Full Color 250 Unit inch dot mm mm - g mm ratio deg. - cd/m2 Absolute Maximum Rating Parameter Input Voltage Video Input Signal Digital Input Signal Operating Temp. Relative Humidity Storage Temp Relative Humidity Sym Vin Video in TTL - - - - Min +10 0.5 +0.3 -10 5 -25 0 Max +14 2.0 +5.3 60 90 80 90 Unit V Vp-p V C %RH C %RH Electrical Characteristics Parameter Input Voltage Total Current Power Consumption Video Input Signal Output Voltage Brightness Adjust Contrast Adjust Color Adjust Tint Adjust Video Auto Detect Screen Reverse Screen Reverse Symbol Vin Iin - Video in +5V Bright Contrast Color Tint (NTSC only) NTSC/PAL Left/Right Up/Down I/O I I I I O I I I I I I I Min +10 - - - - +1.60 +1.60 +0.60 +1.40 - - - Typ +12 TBD TBD 1.0 +5V +2.20 +1.80 +1.40 +1.90 TTL TTL TTL Max +14 - - - - +2.50 +2.50 +1.80 +2.40 - - - Unit V mA W Vp-p V V V V V V V V Remark @+12V @75 Product specifications contained herein may be changed without prior notice. It is therefore advisable to contact Purdy Electronics before proceeding with the design of equipment incorporating this product. Purdy Electronics Corporation * 720 Palomar Avenue * Sunnyvale, CA 94085 Tel: 408.523.8200 * Fax: 408.733.1287 * sales@purdyelectronics.com 1/28/08 1 www.purdyelectronics.com PC-TFT-35PA Block Diagram Outline Dimensions (General Tolerance 0.50mm) 2 Purdy Electronics Corporation * 720 Palomar Avenue * Sunnyvale, CA 94085 Tel: 408.523.8200 * Fax: 408.733.1287 * sales@purdyelectronics.com 1/28/08 www.purdyelectronics.com PC-TFT-35PA Pin Assignment of Signal Input (pitch 1.25mm, side entry type) Pin No 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Symbol Vin GND GND GND Video in +5V Bright Contrast Color Tint NTSC / PAL Left / Right Up / Down GND I/O I I I I I O I I I I O I I I Description +12V Voltage DC Input Power Ground Power Ground Signal Ground Video Input +5V Voltage DC Output Brightness Control Contrast Control Color Control Tint Control Auto detect system output Left / Right Reverse Up / Down Reverse Power Ground Note 2 Note 3 Note 4 Note 4 Note 1 Remark Note1 : The +5V power supply external control circuit.(Max. output is 5mA) Note2 : The TINT is only operating in NTSC system. Note3 : The output High level for NTSC mode and Low level for PAL mode. Note4 : Default is reversed scanning(High) and Low is for normal scanning. Please do force this pin to ground for normal scan. Output For LCD Panel Backlight Pin No 1 2 Symbol HV+ HVI/O O - Description High Voltage Terminal for Backlight Return Terminal for Backlight Remark Connect to Pink Wire Connect to White Wire Panel Backlight Data Parameter Lamp Voltage Lamp Current Brightness Inverter Data (Ta=25C @+12V) Parameter Lamp Voltage Lamp Current Symbol VL IL Min - - Typ TBD TBD Max - - Unit Vrms mArms Remark IL = mA Symbol VL IL - Min - - 200 Typ 265 3 250 Max - - - Unit Vrms mArms cd/m2 Remark IL = 3mA 1/28/08 Purdy Electronics Corporation * 720 Palomar Avenue * Sunnyvale, CA 94085 Tel: 408.523.8200 * Fax: 408.733.1287 * sales@purdyelectronics.com 3 www.purdyelectronics.com |
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