Datasheet MCP6V91, MCP6V91U, MCP6V92, MCP6V94 (Microchip) - 10

ManufacturerMicrochip
DescriptionThe MCP6V9x family of operational amplifiers provides input offset voltage correction for very low offset and offset drift
Pages / Page48 / 10 — MCP6V91/1U/2/4. Note:. 2.2. Other DC Voltages and Currents. 0.5. 1 Wafer …
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MCP6V91/1U/2/4. Note:. 2.2. Other DC Voltages and Currents. 0.5. 1 Wafer Lot. T = +125°C. 0.4. Upper (V. – V. T = +85°C. CMH. 0.3. T = +25°C

MCP6V91/1U/2/4 Note: 2.2 Other DC Voltages and Currents 0.5 1 Wafer Lot T = +125°C 0.4 Upper (V – V T = +85°C CMH 0.3 T = +25°C

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Text Version of Document

MCP6V91/1U/2/4 Note:
Unless otherwise indicated, TA = +25°C, VDD = +2.4V to 5.5V, VSS = GND, VCM = VDD/3, VOUT = VDD/2, VL = VDD/2, RL = 10 kΩ to VL and CL = 30 pF.
2.2 Other DC Voltages and Currents 0.5 80 1 Wafer Lot T = +125°C 0.4 A Upper (V – V ) 60 T = +85°C CMH DD A 0.3 T = +25°C oltage A 40 T = -40°C A 0.2 put V 20 0.1 n V = 2.4V rcuit Current ) DD 0.0 V = 5.5V 0 DD (mA -0.1 -20 Headroom (V) -0.2 -40 T = +125°C A -0.3 T = +85°C A -60 T = +25°C A -0.4 Common-Mode I Output Short Ci T = -40°C A Lower (V – V ) -0.5 CML SS -80 -50 -25 0 25 50 75 100 125 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 Ambient Temperature (°C) Power Supply Voltage (V) FIGURE 2-19:
Input Common-Mode
FIGURE 2-22:
Output Short-Circuit Current Voltage Headroom (Range) vs. Ambient vs. Power Supply Voltage. Temperature.
1000 1600 1400 (mV) V = 2.4V DD 1200 100 er) ifi 1000 V -V V = 5.5V 800 DD OH DD T = +125°C A 600 T = +85°C A ltage Headroom 10 (µA/Ampl o T = +25°C Quiescent Current A 400 T = -40°C A V -V 200 OL SS Output V 1 0 0.1 1 10 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5 Output Current Magnitude (mA) Power Supply Voltage (V) FIGURE 2-20:
Output Voltage Headroom
FIGURE 2-23:
Supply Current vs. Power vs. Output Current. Supply Voltage.
80 100% R = 1 kȍ L 430 Samples 90% (mV) 70 1 Wafer Lot 80% T = +25ºC 60 A V - V 70% DD OH 50 60% V = 5.5V DD 50% 40 40% 30 ltage Headroom 30% o 20 t V 20% V - V OL SS tpu 10% 10 V = 2.4V DD Percentage of Occurrences Ou 0% 0 2 1.6 1.7 1.8 1.9 2.1 -50 -25 0 25 50 75 100 125 1.65 1.75 1.85 1.95 2.05 Ambient Temperature (°C) POR Trip Voltage (V) FIGURE 2-21:
Output Voltage Headroom
FIGURE 2-24:
Power-On Reset Trip vs. Ambient Temperature. Voltage. DS20005434B-page 10  2015-2016 Microchip Technology Inc. Document Outline 10 MHz, Zero-Drift Op Amps Features Typical Applications Design Aids Related Parts General Description Package Types Typical Application Circuit 1.0 Electrical Characteristics 1.1 Absolute Maximum Ratings 1.2 Specifications TABLE 1-1: DC Electrical Specifications TABLE 1-2: AC Electrical Specifications TABLE 1-3: Temperature Specifications 1.3 Timing Diagrams FIGURE 1-1: Amplifier Start-Up. FIGURE 1-2: Offset Correction Settling Time. FIGURE 1-3: Output Overdrive Recovery. 1.4 Test Circuits FIGURE 1-4: AC and DC Test Circuit for Most Noninverting Gain Conditions. FIGURE 1-5: AC and DC Test Circuit for Most Inverting Gain Conditions. FIGURE 1-6: Test Circuit for Dynamic Input Behavior. 2.0 Typical Performance Curves 2.1 DC Input Precision FIGURE 2-1: Input Offset Voltage. FIGURE 2-2: Input Offset Voltage Drift. FIGURE 2-3: Input Offset Voltage Quadratic Temperature Coefficient. FIGURE 2-4: Input Offset Voltage vs. Power Supply Voltage with VCM = VCML. FIGURE 2-5: Input Offset Voltage vs. Power Supply Voltage with VCM = VCMH. FIGURE 2-6: Input Offset Voltage vs. Output Voltage with VDD = 2.4V. FIGURE 2-7: Input Offset Voltage vs. Output Voltage with VDD = 5.5V. FIGURE 2-8: Input Offset Voltage vs. Common-Mode Voltage with VDD = 2.4V. FIGURE 2-9: Input Offset Voltage vs. Common-Mode Voltage with VDD = 5.5V. FIGURE 2-10: Common-Mode Rejection Ratio. FIGURE 2-11: Power Supply Rejection Ratio. FIGURE 2-12: DC Open-Loop Gain. FIGURE 2-13: CMRR and PSRR vs. Ambient Temperature. FIGURE 2-14: DC Open-Loop Gain vs. Ambient Temperature. FIGURE 2-15: Input Bias and Offset Currents vs. Common-Mode Input Voltage with TA = +85°C. FIGURE 2-16: Input Bias and Offset Currents vs. Common-Mode Input Voltage with TA = +125°C. FIGURE 2-17: Input Bias and Offset Currents vs. Ambient Temperature with VDD = 5.5V. FIGURE 2-18: Input Bias Current vs. Input Voltage (Below VSS). 2.2 Other DC Voltages and Currents FIGURE 2-19: Input Common-Mode Voltage Headroom (Range) vs. Ambient Temperature. FIGURE 2-20: Output Voltage Headroom vs. Output Current. FIGURE 2-21: Output Voltage Headroom vs. Ambient Temperature. FIGURE 2-22: Output Short-Circuit Current vs. Power Supply Voltage. FIGURE 2-23: Supply Current vs. Power Supply Voltage. FIGURE 2-24: Power-On Reset Trip Voltage. FIGURE 2-25: Power-On Reset Voltage vs. Ambient Temperature. 2.3 Frequency Response FIGURE 2-26: CMRR and PSRR vs. Frequency. FIGURE 2-27: Open-Loop Gain vs. Frequency with VDD = 2.4V. FIGURE 2-28: Open-Loop Gain vs. Frequency with VDD = 5.5V. FIGURE 2-29: Gain Bandwidth Product and Phase Margin vs. Ambient Temperature. FIGURE 2-30: Gain Bandwidth Product and Phase Margin vs. Common-Mode Input Voltage. FIGURE 2-31: Gain Bandwidth Product and Phase Margin vs. Output Voltage. FIGURE 2-32: Closed-Loop Output Impedance vs. Frequency with VDD = 2.2V. FIGURE 2-33: Closed-Loop Output Impedance vs. Frequency with VDD = 5.5V. FIGURE 2-34: Maximum Output Voltage Swing vs. Frequency. FIGURE 2-35: EMIRR vs. Frequency. FIGURE 2-36: EMIRR vs. Input Voltage. FIGURE 2-37: Channel-to Channel Separation vs. Frequency. 2.4 Input Noise and Distortion FIGURE 2-38: Input Noise Voltage Density and Integrated Input Noise Voltage vs. Frequency. FIGURE 2-39: Input Noise Voltage Density vs. Input Common-Mode Voltage. FIGURE 2-40: Intermodulation Distortion vs. Frequency with VCM Disturbance (see Figure 1-6). FIGURE 2-41: Intermodulation Distortion vs. Frequency with VDD Disturbance (see Figure 1-6). FIGURE 2-42: Input Noise vs. Time with 1 Hz and 10 Hz Filters and VDD = 2.4V. FIGURE 2-43: Input Noise vs. Time with 1 Hz and 10 Hz Filters and VDD = 5.5V. 2.5 Time Response FIGURE 2-44: Input Offset Voltage vs. Time with Temperature Change. FIGURE 2-45: Input Offset Voltage vs. Time at Power-Up. FIGURE 2-46: The MCP6V91/1U/2/4 Family Shows No Input Phase Reversal with Overdrive. FIGURE 2-47: Noninverting Small Signal Step Response. FIGURE 2-48: Noninverting Large Signal Step Response. FIGURE 2-49: Inverting Small Signal Step Response. FIGURE 2-50: Inverting Large Signal Step Response. FIGURE 2-51: Slew Rate vs. Ambient Temperature. FIGURE 2-52: Output Overdrive Recovery vs. Time with G = -10 V/V. FIGURE 2-53: Output Overdrive Recovery Time vs. Inverting Gain. 3.0 Pin Descriptions TABLE 3-1: Pin Function Table 3.1 Analog Outputs (VOUT, VOUTA, VOUTB, VOUTC, VOUTD) 3.2 Analog Inputs (VIN+, VIN-, VINB+, VINB-, VINC-, VINC+, VIND-, VIND+) 3.3 Power Supply Pins (VDD, VSS) 3.4 Exposed Thermal Pad (EP) 4.0 Applications 4.1 Overview of Zero-Drift Operation FIGURE 4-1: Simplified Zero-Drift Op Amp Functional Diagram. FIGURE 4-2: First Chopping Clock Phase; Equivalent Amplifier Diagram. FIGURE 4-3: Second Chopping Clock Phase; Equivalent Amplifier Diagram. 4.2 Other Functional Blocks FIGURE 4-4: Simplified Analog Input ESD Structures. FIGURE 4-5: Protecting the Analog Inputs Against High Voltages. FIGURE 4-6: Protecting the Analog Inputs Against High Currents. 4.3 Application Tips FIGURE 4-7: Output Resistor, RISO, Stabilizes Capacitive Loads. FIGURE 4-8: Recommended RISO Values for Capacitive Loads. FIGURE 4-9: Output Load. FIGURE 4-10: Amplifier with Parasitic Capacitance. 4.4 Typical Applications FIGURE 4-11: Simple Design. FIGURE 4-12: RTD Sensor. FIGURE 4-13: Offset Correction. FIGURE 4-14: Precision Comparator. 5.0 Design Aids 5.1 FilterLab® Software 5.2 Microchip Advanced Part Selector (MAPS) 5.3 Analog Demonstration and Evaluation Boards 5.4 Application Notes 6.0 Packaging Information 6.1 Package Marking Information Appendix A: Revision History Revision B (March 2016) Revision A (September 2015) Product Identification System Trademarks Worldwide Sales and Service
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