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MAX1664CUP Datasheet(PDF) 3 Page - Maxim Integrated Products |
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MAX1664CUP Datasheet(HTML) 3 Page - Maxim Integrated Products |
3 / 16 page Active-Matrix Liquid Crystal Display (AMLCD) Supply _______________________________________________________________________________________ 3 ELECTRICAL CHARACTERISTICS (continued) (VIN = VINP = 3.3V, SHDN = IN, VBPVDD = 4V, VBPVSS = -1V, PGND1 = PGND2 = FPLL = GND, fBPCLK = 30kHz, TA = 0°C to +70°C, unless otherwise noted. Typical values are at TA = +25°C.) VBPCLK = 0 or 3.3V SHDN = GND Source and sink Rising edge, 40mV hysteresis SHDN = GND Falling edge, 40mV hysteresis VLX2N = 28V, VLX2P = -10V VFB2+ = 1.3V, VFB2- = -0.1V CONDITIONS µA 0.01 1 IIN(BPCLK) BPCLK Input Current V 0.7 x VIN VIH(BPCLK) BPCLK Input High Voltage V 0.3 x VIN VIL(BPCLK) BPCLK Input Low Voltage µA 80 200 IIN(BPVDD) BPVDD Supply Current µA -10 10 ILKG(BPDRV) BPDRV Leakage Current Ω 0.35 0.7 RON(BPDRV) BPDRV On-Resistance µA 0.1 10 ISHDN(BP) BPVDD Shutdown Current V 2.5 5.5 VVDD to VSS BPVDD to BPVSS Voltage Range V -3 0 VBPVSS BPVSS Supply Range V 2.5 5.5 VBPVDD BPVDD Supply Range mV -15 0 15 VFB2- V 1.225 1.25 1.275 VFB2+ FB2+ Regulation Voltage FB2- Regulation Voltage V 1.091 1.125 1.159 VTH(RDY) FB2+ Power-Ready Trip Level mV 85 120 165 VTH(RDY) FB2- Power-Ready Trip Level µA 0.05 10 ILKG(LX2N), ILKG(LX2P) LX2N, LX2P Leakage Current nA -100 100 IFB2+, IFB2- FB2+, FB2- Input Bias Current Ω 0.9 1.7 RON(LX2N), RON(LX2P) LX2N, LX2P On-Resistance UNITS MIN TYP MAX SYMBOL PARAMETER CPLLC = 22nF RPLLC = 100kΩ CSHUNT = 2.2nF PLLC = REF, BPCLK = GND 40 72 BPCLK Input Frequency Range 27 48 kHz 20 36 fBPCLK MHz 1.63 1.92 2.20 fC VCO Center Frequency (Note 1) -2µA < IREF < 50µA V 0.90 1.05 1.20 VREF(UVLO) Undervoltage Lockout V 1.225 1.250 1.275 VREF Reference Voltage (0.10 x VIN) typical hysteresis V 0.3 x VIN VIL(SHDN) SHDN Input Low Voltage FPLL = GND or IN µA 0.01 1 IIN(FPLL) FPLL Input Current µA 0.01 1 IIN(SHDN) SHDN Input Current V 0.7 x VIN VIH(SHDN) SHDN Input High Voltage ISINK = 2mA V 0.05 0.4 VOL(RDY) RDY Output Low Voltage VRDY = 5.5V µA 0.01 1 ILKG(RDYOH) RDY Output High Leakage FPLL = GND FPLL = REF FPLL = IN Note 1: DC-DC 1 operates at one-half of the VCO frequency (fC / 2). BACKPLANE DRIVER PLL LOGIC SIGNALS |
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