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LC7940YD Arkusz danych(PDF) 2 Page - Sanyo Semicon Device |
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LC7940YD Arkusz danych(HTML) 2 Page - Sanyo Semicon Device |
2 / 11 page LC7940YD, LC7941YD No. 6158—2/11 Note VDD ≥ V1> V3 > V4 > VEE Recommended Operating Condltions at Ta = –20 to + 85°C, VSS = 0V Notes 1. VDD ≥ Vl > V3 > V4 > VEE 2. At turn ON, the LCD supply should be energized after or simultaneously with the logic supply. At turn OFF, the logic supply should be cut after or simultaneously with the LCD supply. Electrlcai Characterfstlcs at Ta = 25 ± 2°C,VSS = 0V, VDD = 2.7 to 5.5 V Operating temperature range Topr –20 to +85 °C Storage temperature range Tstg –40 to +125 °C Parameter Symbol Conditions Ratings Unit min typ max Logic supply voltage VDD 2.7 – 5.5 V LCD supply voltage VDD – VEE See Notes 1 and 2. 8 – 20 V HIGH–level input voltage VIH CP, CDl, DI1 to DI3, M, SDl, P/S, DISPOFF and LOAD 0.8VDD –– V LOW–level inpvt voltage VIL CP, CDI, Dl1 to DI3, M, SDl, P/S,DISPOFF and LOAD – – 0.2VDD V CP shift clock frequency fCP –3.3 MHz CP pulsewidth tWC 100–– ns LOAD pulsewidth tWL 100–– ns DIn and SDI to CP setup time tSETUP 80–– ns DIn and SDI to CP hold time tHOLD 80–– ns CP to LOAD time tCL1 0–– ns tCL2 100–– ns LOAD to CP time tLC 100–– ns CP rise time tR –– 50 ns CP fall time tF –– 50 ns LOAD rise time tRL –– 50 ns LOAD fall time tFL –– 50 ns Parameter Symbol Conditions Ratings Unit min typ max HIGH–level input current IIH VIN =VDD; LOAD, CP, CDI, P/S, DI1 to DI3, SDl, M, and DISPOFF ––1 µA LOW–level input current IIL VIN = VSS; LOAD, CP, CDl, P/S, DI1 to DI3, SDI, M, and DISPOFF –– –1 µA CDO HIGH–level output voltage VOH IOH = –400 µA VDD – 0.4 – – V CDO LOW–levef output voltage VOL IOL = 400 µA – – 0.4 V O1 to O80 driver ON resistance RON VDD – VEE = 18 V, |VDE – VO|= 0.25 V. See note –24 k Ω Parameter Symbol Ratings Unit |
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