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MCP6021 数据表(PDF) 2 Page - Microchip Technology |
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MCP6021 数据表(HTML) 2 Page - Microchip Technology |
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2 / 34 page  MCP6021/1R/2/3/4 DS21685C-page 2 © 2006 Microchip Technology Inc. 1.0 ELECTRICAL CHARACTERISTICS Absolute Maximum Ratings † VDD –VSS ........................................................................7.0V All Inputs and Outputs .................... VSS – 0.3V to VDD +0.3V Difference Input Voltage ...................................... |VDD –VSS| Output Short Circuit Current ..................................continuous Current at Input Pins ....................................................±2 mA Current at Output and Supply Pins ............................±30 mA Storage Temperature.....................................-65°C to +150°C Junction Temperature.................................................. +150°C ESD Protection on all pins (HBM; MM) ................ ≥ 2 kV; 200V † Notice: Stresses above those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress rating only and functional operation of the device at those or any other conditions above those indicated in the operational listings of this specification is not implied. Exposure to maximum rating conditions for extended periods may affect device reliability. DC ELECTRICAL CHARACTERISTICS Electrical Specifications: Unless otherwise indicated, TA = +25°C, VDD = +2.5V to +5.5V, VSS = GND, VCM = VDD/2, VOUT ≈ VDD/2 and RL =10 kΩ to VDD/2. Parameters Sym Min Typ Max Units Conditions Input Offset Input Offset Voltage: Industrial Temperature Parts VOS -500 — +500 µV VCM = 0V Extended Temperature Parts VOS -250 — +250 µV VCM = 0V, VDD = 5.0V Extended Temperature Parts VOS -2.5 — +2.5 mV VCM = 0V, VDD = 5.0V TA = -40°C to +125°C Input Offset Voltage Temperature Drift ΔVOS/ΔTA —±3.5 — µV/°C TA = -40°C to +125°C Power Supply Rejection Ratio PSRR 74 90 — dB VCM = 0V Input Current and Impedance Input Bias Current IB —1 — pA Industrial Temperature Parts IB — 30 150 pA TA = +85°C Extended Temperature Parts IB — 640 5,000 pA TA = +125°C Input Offset Current IOS —±1 — pA Common-Mode Input Impedance ZCM —1013||6 — Ω||pF Differential Input Impedance ZDIFF —1013||3 — Ω||pF Common-Mode Common-Mode Input Range VCMR VSS-0.3 — VDD+0.3 V Common-Mode Rejection Ratio CMRR 74 90 — dB VDD = 5V, VCM = -0.3V to 5.3V CMRR 70 85 — dB VDD = 5V, VCM = 3.0V to 5.3V CMRR 74 90 — dB VDD = 5V, VCM = -0.3V to 3.0V Voltage Reference (MCP6021 and MCP6023 only) VREF Accuracy (VREF –VDD/2) VREF_ACC -50 — +50 mV VREF Temperature Drift ΔVREF/ΔTA — ±100 — µV/°C TA = -40°C to +125°C Open-Loop Gain DC Open-Loop Gain (Large Signal) AOL 90 110 — dB VCM = 0V, VOUT = VSS+0.3V to VDD-0.3V Output Maximum Output Voltage Swing VOL, VOH VSS+15 — VDD-20 mV 0.5V output overdrive Output Short Circuit Current ISC —±30 — mA VDD = 2.5V ISC —±22 — mA VDD = 5.5V Power Supply Supply Voltage VS 2.5 — 5.5 V Quiescent Current per Amplifier IQ 0.5 1.0 1.35 mA IO = 0 |
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