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MCP621T Datasheet(PDF) 18 Page - Microchip Technology |
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MCP621T Datasheet(HTML) 18 Page - Microchip Technology |
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18 / 68 page ![]() MCP621/1S/2/3/4/5/9 DS20002188E-page 18 2009-2021 Microchip Technology Inc. and its subsidiaries 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 =2kto VL, CL = 50 pF, and CAL/CS =VSS. 2.6 Calibration and Chip Select Response FIGURE 2-44: CAL/CS Current vs. Power Supply Voltage. FIGURE 2-45: CAL/CS Voltage, Output Voltage and Supply Current (for Side A) vs. Time with VDD =2.5V. FIGURE 2-46: CAL/CS Voltage, Output Voltage and Supply Current (for Side A) vs. Time with VDD =5.5V. FIGURE 2-47: CAL/CS Hysteresis vs. Ambient Temperature. FIGURE 2-48: CAL/CS Turn-On Time vs. Ambient Temperature. FIGURE 2-49: CAL/CS’s Pull-Down Resistor (RPD) vs. Ambient Temperature. 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 Power Supply Voltage (V) CAL/CS = VDD -1 0 1 2 3 4 5 6 7 8 0 2 4 6 8 10 12 14 16 Time (ms) -12 -10 -8 -6 -4 -2 0 2 4 6 VDD = 2.5V G = 1 VL = 0V Op Amp turns on CAL/CS Op Amp turns off Calibration starts IDD VOUT -2 0 2 4 6 8 10 12 14 16 02 46 8 10 12 14 16 Time (ms) -12 -10 -8 -6 -4 -2 0 2 4 6 VDD = 5.5V G = 1 VL = 0V Op Amp turns on CAL/CS Op Amp turns off Calibration starts IDD VOUT 0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 -50 -25 0 255075 100 125 Ambient Temperature (°C) VDD = 2.5V VDD = 5.5V 0 1 2 3 4 5 6 7 8 -50 -25 0 25 50 75 100 125 Ambient Temperature (°C) 0 1 2 3 4 5 6 7 8 -50 -25 0 255075 100 125 Ambient Temperature (°C) Representative Part |
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