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LM2029E Datasheet(PDF) 5 Page - Shenzhen TOPWAY Technology Co., Ltd |
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LM2029E Datasheet(HTML) 5 Page - Shenzhen TOPWAY Technology Co., Ltd |
5 / 11 page TOPWAY LCD Module User Manual LM2029E URL: www.topwaydisplay.com www.topwaysz.com Document Name: LM2029E-Manual-Rev0.1.doc Page: 5 of 11 2. Absolute Maximum Ratings Items Symbol Min. Max. Unit Condition Supply Voltage VDD 0 +7.0 V VSS = 0V Input Voltage VIN VSS-0.3 VDD+0.3 V VSS = 0V Operating Temperature TOP 0 +50 °C No Condensation Storage Temperature TST -20 +70 °C No Condensation Cautions: Any Stresses exceeding the Absolute Maximum Ratings may cause substantial damage to the device. Functional operation of this device at other conditions beyond those listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliability. 3. Electrical Characteristics 3.1 DC Characteristics VSS=0V, VDD=5.0V, TOP=25°C Items Symbol MIN. TYP. MAX. Unit Applicable Pin Operating Voltage VDD 4.5 5.0 5.5 V VDD Input High Voltage VIN 0.8xVDD - VDD V DB0~DB7, /WR, /RD, /CS, A0, /RES Input Low Voltage VIN VSS - 0.15xVDD V DB0~DB7, /WR, /RD, /CS, A0, /RES LCD Contrast Reference Voltage (*1) V0 - -18.5 - V V0 Frame Freq. fFRAME 60 66 80 Hz Operating Current IDD - 23.0 80.0 mA VDD Note: *1. Frame freq. at 66Hz 3.2 LED Backlight Circuit Characteristics BLK=0V, IfBLA=300.0mA, TOP =25°C Items Symbol MIN. TYP. MAX. Unit Applicable Pin Forward Voltage VfBLA - 3.55 - V BLA Forward Current IfBLA - 300 360 MA BLA Cautions: Exceeding the recommended driving current could cause substantial damage to the backlight and shorten its lifetime. BLK BLA No. of LED = 18pcs |
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