AND1742MST2

AND1742MST2 240 x 128 Dots Intelligent Graphics Display The AND1742MST2 devices are compact, full dot matrix, with “white page” appearance, LCD modules that have an onboard LCD controller (RA8835) and display memory (RAM). The AND1742MST2 can display TEXT information, numerals, letters and symbols, as well as GRAPHIC patterns. These devices are suitable for medical and measurement equipment, point-of-sale terminals, portable equipment, and marine instrumentation. Features • • • • • • • • • Absolute Maximum Ratings Item Power Supply for Logic Power Supply for LCD Input Voltage CCFL Driving Voltage CCFL Input Current 119.7 0.51 0.47 • RoHS Compliant FSTN positive black & white LCD type Built-in CCFL backlight White backlight color, black frame 240 x 128 dot graphic display Excellent readability and high-contrast ratio Built-in LCD controller (RA8835/RAiO) Wide operating temperature range (0° to 50°C) 12 O’clock viewing direction ISO9001 certified Absolute Maximum Symbol VD D - VSS VD D - VEE V1 VFL IFL Min -0.3 0 -0.3 0 – Max 7.0 24.0 VD D 500 7.0 Unit V V V Vrms mA Dot Matrix Dimensions Electrical Characteristics (TA = 25°C) Item Power Supply for Logic Symbol VD D VSS VIL VIH Input Voltage VD D VO Bias = 1/12 ID D IEE Cond. – L Level H Level Ta = 0ºC Ta = 25ºC Ta = 50ºC VD D = 5.0V VD D VEE = 17.8V – Min. 4.5 0 2.2 – 16.7 – – – Typ. 5.0 – – – 17.8 – 15.6 2.4 Max. 5.5 0.6 VD D – Unit V 63.97 0.51 0.47 240 x 128 pixels V 18.5 – 18 – mA Mechanical Characteristics Item Outline Dimensions Viewing Area Dot Size Dot Pitch Resolution Duty Ratio Controller DC/DC Converter Specification 180.0 (W) x 110.0 (H) x 15.0 Max (D) 132.0 (W) x 76.0 (H) 0.47 (W) x 0.47 (H) 0.51 (W) x 0.51 (H) 240 (W) x 128 (H) Dots Matrix 1/128 Duty RA8835 / RAiO Without Unit mm mm mm mm – – – – Power Supply Current for LCM CCFL Starting Voltage CCFL Driving Voltage VFLS VFLD – 750 – Vrms – – 360 – Vrms 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. 1 Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085 Tel: 408.523.8200 • Fax: 408.733.1287 • sales@purdyelectronics.com • www.purdyelectronics.com 7/20/07 AND1742MST2 Intelligent Graphics Display Electrical Characteristics (TA = 25°C) (Continued) Item CCFL Driving Current Symbol IFLD Cond. VFLD= 450Vrms fFL = 30kHz VFLD= 450Vrms fFL = 30kHz Ta = 25ºC Min. Typ. Max. Unit Connector Pin Assignment Pin No. 1 2 3 15 30 85 kHz 4 5 6 tSAT – 1 – minut 7 Signal FGND VSS VDD VO /WR /RD /CE Level – 0V 5V – L L L Function Frame Ground Power Supply Ground Power Supply Voltage Contrast Adjustment Voltage Write Signal Read Signal Enable Signal WR = “L”, C/D = “H”: Command Write WR = “L”, C/D = “L”: Data Write RD = “L”, C/D = “H”: Status Read RD = “L”, C/D = “L”: Data Read No connection Reset Signal Data Bit 0 Data Bit 1 Data Bit 2 Data Bit 3 Data Bit 4 Data Bit 5 Data Bit 6 Data Bit 7 H: 6 * 8 / L: 8 * 8 Select of Font Reverse Data IN – 5.0 – mA CCFL Driving Frequency CCFL Saturation Time fFL 8 Optical Characteristics (TA = 25˚C, φ = 0°, θ = 0) Item Viewing Angle Range (when Cr ≥ 2) Rise Time * Fall Time * Frame Frequency * C/D H/L Symbol φ f(12 o’clock) φ b(6 o’clock) φ l(9 o’clock) φ r(3 o’clock) Tr Tf Frm Cr Min. – – – – – – – – Typ. 34 41 35 30 140 240 64 5.2 Max. – – – – – – – – Unit 9 10 11 12 13 14 15 16 17 18 19 20 NC /RST DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 FS RV – L H/L H/L H/L H/L H/L H/L H/L H/L H/L – degree mS Hz Contrast * – * Condition: VDD - VEE = 17.8V, Ta = 25ºC Environmental Absolute Maximum Ratings Normal Temperature Item Ambient Temperature Humidity (without condensation) 0ºC Operating Min. Note 2,4 Max. +50ºC Min. -20ºC Note 3, 5 Storage Max. +70ºC Min. -20ºC Note 4,5 Wide Temperature Operating Max. +70ºC Min. -30ºC Note 4,6 Storage Max. +80ºC Note 2: Ta ≤ 50ºC: 80% RH max. Ta > 50ºC: Absolute humidity must be lower than the humidity of 85% RH at 50ºC. Note 3: Ta at -20ºC will be < 48 hrs at 70ºC will be < 120 hrs when humidity is higher than 75%. Note 4: Background color changes slightly depending on ambient temperature. This phenomenon is reversible. Note 5: Ta ≤ 70ºC: 75% RH max. Ta > 70ºC: absolute humidity must be lower than the humidity of 75% RH at 70ºC. Note 6: Ta at -30ºC will be < 48 hrs, at 80ºC will be