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MCP6421 数据表(PDF) 4 Page - Microchip Technology |
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MCP6421 数据表(HTML) 4 Page - Microchip Technology |
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4 / 34 page  MCP6421 DS25165A-page 4 2013 Microchip Technology Inc. Open-Loop Gain DC Open-Loop Gain (Large Signal) AOL 95 115 — dB 0.3 < VOUT < (VDD -0.3V) VCM= VSS VDD = 5.5V Output High-Level Output Voltage VOH 1.796 1.799 — V VDD = 1.8V 5.495 5.499 — V VDD = 5.5V Low-Level Output Voltage VOL — 0.001 0.004 V VDD = 1.8V — 0.001 0.005 V VDD = 5.5V Output Short-Circuit Current ISC —±6 — mA VDD = 1.8V —±22 — mA VDD = 5.5V Power Supply Supply Voltage VDD 1.8 — 5.5 V Quiescent Current per Amplifier IQ —4.4 5.5 µA IO = 0, VCM = VDD/4 TABLE 1-1: DC ELECTRICAL SPECIFICATIONS (CONTINUED) Electrical Characteristics: Unless otherwise indicated, TA= +25°C, VDD = +1.8V to +5.5V, VSS= GND, VCM = VDD/2, VOUT =VDD/2, VL =VDD/2, RL = 100 k to VL and CL = 30 pF (refer to Figure 1-1). Parameters Sym Min Typ Max Units Conditions TABLE 1-2: AC ELECTRICAL SPECIFICATIONS Electrical Characteristics: Unless otherwise indicated, TA= +25°C, VDD = +1.8V to +5.5V, VSS= GND, VCM = VDD/2, VOUT =VDD/2, VL =VDD/2, RL = 100 k to VL and CL = 30 pF (refer to Figure 1-1). Parameters Sym Min Typ Max Units Conditions AC Response Gain Bandwidth Product GBWP — 90 — kHz Phase Margin PM — 55 — ° G = +1 V/V Slew Rate SR — 0.05 — V/µs Noise Input Noise Voltage Eni — 15 — µVp-p f = 0.1 Hz to 10 Hz Input Noise Voltage Density eni —95 — nV/ Hz f = 1 kHz —90 — nV/ Hz f = 10 kHz Input Noise Current Density ini —0.6 — fA/ Hz f = 1 kHz Electromagnetic Interference Rejection Ratio EMIRR — 77 — dB VIN = 100 mVPK, 400 MHz —92 — VIN = 100 mVPK, 900 MHz —97 — VIN = 100 mVPK, 1800 MHz —99 — VIN = 100 mVPK, 2400 MHz |
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