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RT9134PC Datasheet(PDF) 4 Page - Richtek Technology Corporation |
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RT9134PC Datasheet(HTML) 4 Page - Richtek Technology Corporation |
4 / 11 page RT9134 Preliminary 4 DS9134-04 August 2007 www.richtek.com (VS+ = +2.5V, VS − = −2.5V, RL = 10kΩ and CL = 10pF to 2.5V, TA =25°C, unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Units Input Characteristics Input Offset Voltage VOS VCM = 2.5V -- 2 15 mV Average Offset Voltage Drift ΔVOS/ΔT -40°C≦TA≦85°C -- 5 -- uV/ °C Input Bias Current IB VCM = 2.5V -- 2 50 nA Input Impedance RIN -- 1 -- G Ω Input Capacitance CIN -- 1.35 -- pF Common-Mode Input Range CMIR -0.5 -- +5.5 V Common-Mode Rejection Ratio CMRR For VIN from –0.5V to +5.5V 45 65 -- dB Open-Loop Gain AVOL 0.5V≦VOUT≦+4.5V 75 95 -- dB Output Characteristics Output swing Low VOL IL = -5mA -- −2.42 −2.35 V Output swing High VOH IL = +5mA 2.35 2.42 -- V Continuous VCOM Buffer Output current IOC -- ±35 -- mA Peak VCOM Buffer Output current IPC -- ±90 -- mA Power Supply Power Supply Rejection Ratio PSRR VS is moved from ±2.25V to ±7.75V 50 70 -- dB Supply Current/Amplifier ISY No Load -- 500 750 uA Dynamic Performance Slew Rate(Note) SR -4.0V≦VOUT≦+4.0V, 20% to 80% -- 12 -- V/us Setting to ±0.1% (AV = +1) tS (AV = +1), VOUT = 2V step -- 500 -- ns -3dB Bandwidth BW RL = 10kΩ, CL =10 pF -- 12 -- MHz Gain-Bandwidth Product GBWP RL = 10kΩ, CL =10 pF -- 5 -- MHz Phase Margin PM RL = 10kΩ, CL =10 pF -- 50 -- ° Channel Separation CS f = 5MHz -- 75 -- dB Note: Slew rate is measured on rising and falling edges. |
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