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MCP661 数据表(PDF) 7 Page - Microchip Technology |
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MCP661 数据表(HTML) 7 Page - Microchip Technology |
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7 / 68 page ![]() 2009-2014 Microchip Technology Inc. DS20002194E-page 7 MCP660/1/2/3/4/5/9 2.0 TYPICAL PERFORMANCE CURVES Note: Unless otherwise indicated, TA =+25°C, VDD = +2.5V to 5.5V, VSS = GND, VCM =VDD/3, VOUT =VDD/2, VL =VDD/2, RL =1 kto VL, CL = 20 pF and CS =VSS. 2.1 DC Signal Inputs FIGURE 2-1: Input Offset Voltage. FIGURE 2-2: Input Offset Voltage Drift. FIGURE 2-3: Input Offset Voltage vs. Power Supply Voltage with VCM =0V. FIGURE 2-4: Input Offset Voltage vs. Output Voltage. FIGURE 2-5: Low-Input Common-Mode Voltage Headroom vs. Ambient Temperature. FIGURE 2-6: High-Input Common-Mode Voltage Headroom vs. Ambient Temperature. Note: The graphs and tables provided following this note are a statistical summary based on a limited number of samples and are provided for informational purposes only. The performance characteristics listed herein are not tested or guaranteed. In some graphs or tables, the data presented may be outside the specified operating range (e.g., outside specified power supply range) and therefore outside the warranted range. 0% 2% 4% 6% 8% 10% 12% 14% 16% 18% 20% 22% -6 -5 -4 -3 -2 -1 0 123 456 Input Offset Voltage (mV) 100 Samples TA = +25°C VDD = 2.5V and 5.5V 0% 2% 4% 6% 8% 10% 12% 14% 16% 18% 20% 22% 24% -12 -10 -8 -6 -4 -2 02468 10 12 Input Offset Voltage Drift (µV/°C) 100 Samples VDD = 2.5V and 5.5V TA = -40°C to +125°C -2.0 -1.8 -1.6 -1.4 -1.2 -1.0 -0.8 -0.6 -0.4 -0.2 0.0 1.52.0 2.53.0 3.54.0 4.55.0 5.56.0 6.5 Power Supply Voltage (V) +125°C +85°C +25°C -40°C Representative Part VCM = VSS 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 0.00.5 1.01.5 2.02.5 3.03.5 4.04.5 5.05.5 Output Voltage (V) VDD = 2.5V VDD = 5.5V Representative Part -0.5 -0.4 -0.3 -0.2 -0.1 0.0 -50 -25 0 25 50 75 100 125 Ambient Temperature (°C) VDD = 2.5V 1 Lot Low (VCMR_L – VSS) VDD = 5.5V 1.0 1.1 1.2 1.3 1.4 -50 -25 0 25 50 75 100 125 Ambient Temperature (°C) VDD = 2.5V VDD = 5.5V 1 Lot High (V DD – VCMR_H) |
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