MTG-32240A GENERAL SPECIFICATION INTERFACE PIN ASSIGNMENT Item Pin No. Pin Out Content Number of Character 320x240 Module Size 167.1(W)x109.0(H)x11.0(D)mm Max Viewing Area 122.0(W)x92.0(H)mm 1~4 Dot Size/Dot Pitch 0.34(W)x0.34(H)mm/0.36(W)x0.36(H)mm Backlight CCFL Options Black & White Positive/Negative/Extended Temperature/Bottom Viewing Built-In Controller none Function Description DB0~DB3 Data input signal 5 D/OFF Display off. Active Low 6 FRM 7 NC No connection 8 CL1 Common driver data shift signal: also latches the data of the line immediately above. 9 CL2 Clock pulse for segment shift register 10 V DD Logic supply voltage 11 V SS GND 12 V EE Negative power supply voltage 13 VO Power supply for LCD panel 14 FGND Frame start signal (Data signal from the common driver shift register) ELECTRICAL CHARACTERISTICS Item Symbol Condition Min. Typ Power Supply for Logic V DD- V SS - 2.7 4.5 Input Voltage V IL L level V SS 0 . 2 V DD - V IH H level 0 . 8 V DD V DD - T a = 0 °C 21.7 22.2 22.7 T a = 2 5 °C 20.8 21.2 21.6 T a = 5 0 °C 20.1 20.6 21.1 - 3.4 - - 2.9 - - 750 - V RMS - 360 - V RMS - 5.0 - mA 15 30 85 KHZ - 1 - minut LCM Recommend LCD Module Driving Voltage Power Supply Current for LCM CCFL Starting Voltage CCFL driving Voltage CCFL driving Current CCFL driving Frequency CCFL Saturation Time V DD- V O I DD( B / L OFF) V DD= 4 . 5 V I EE V EE- V SS= 2 1 . 2 V V FLS T a = 2 5 °C FLM=64Hz T a = 2 5 °C V CCFL I CCFL F CCFL V CCFL= 4 5 0 V RMS F CCFL= 3 0 K H z T a = 2 5 °C T SAT BLOCK DIAGRAM MECHANICAL Max. Unit note 5.5 Volt - Volt - mA - - Frame ground POWER SUPPLY