Datasheet MCP6V81, MCP6V81U, MCP6V82, MCP6V84 (Microchip) - 10

ManufacturerMicrochip
DescriptionThe MCP6V8x family of operational amplifiers provides input offset voltage correction for very low offset and offset drift
Pages / Page48 / 10 — MCP6V81/1U/2/4. Note:. 2.2. Other DC Voltages and Currents. 0.6. 0.5. 1 …
File Format / SizePDF / 2.9 Mb
Document LanguageEnglish

MCP6V81/1U/2/4. Note:. 2.2. Other DC Voltages and Currents. 0.6. 0.5. 1 Wafer Lot. T = +125°C. T = +85°C. ltage. 0.4. T = +25°C. 0.3. Upper (V. - V

MCP6V81/1U/2/4 Note: 2.2 Other DC Voltages and Currents 0.6 0.5 1 Wafer Lot T = +125°C T = +85°C ltage 0.4 T = +25°C 0.3 Upper (V - V

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Text Version of Document

MCP6V81/1U/2/4 Note:
Unless otherwise indicated, TA = +25°C, VDD = +2.2V 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 0.6 60 0.5 1 Wafer Lot 50 T = +125°C A T = +85°C ltage 0.4 40 A o T = +25°C A 0.3 Upper (V - V ) CMH DD 30 T = -40°C A 0.2 20 0.1 10 0 0 -0.1 (mA) -10 -0.2 -20 Headroom (V) -0.3 Lower (V - V ) CML SS -30 T = +125°C A -0.4 -40 T = +85°C A -0.5 -50 T = +25°C A Input Common-Mode V Output Short-Circuit Current T = -40°C -0.6 -60 A -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 700 V = 2.2V 600 DD 500 100 V - V DD OH 400 V = 5.5V DD 300 T = +125°C A 10 T = +85°C A ltage Headroom (mV) (µA/Amplifier) 200 T = +25°C o V - V A OL SS Quiescent Current T = -40°C A 100 1 0 Output V 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.
100% 80 R = 1 kȍ 430 Samples L 90% 70 1 Wafer Lot 80% 60 T = +25ºC 70% A V = 5.5V V - V DD DD OH 50 60% 40 Occurrences 50% 40% 30 ltage Headroom (mV) o 30% 20 20% V - V OL SS 10 10% V = 2.2V DD Output V 0 Percentage of 0% -50 -25 0 25 50 75 100 125 1.4 1.5 1.6 1.7 1.8 1.35 1.45 1.55 1.65 1.75 1.85 Ambient Temperature (°C) POR Trip Voltage (V) FIGURE 2-21:
Output Voltage Headroom
FIGURE 2-24:
Power-on Reset Trip vs. Ambient Temperature. Voltage. DS20005419B-page 10  2016 Microchip Technology Inc. Document Outline 5 MHz, 0.5 mA, Zero-Drift Op Amps Features Typical Applications Design Aids Related Parts Description Package Types Typical Application Circuit FIGURE 1: Input Offset Voltage vs. Ambient Temperature with VDD = 2.2V. FIGURE 2: Input Offset Voltage vs. Ambient Temperature with VDD = 5.5V. 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 Non-Inverting 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 = 2.2V. 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 = 2.2V. 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 = 2.2V. 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 = 2.2V. 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 MCP6V81/1U/2/4 Family Shows No Input Phase Reversal with Overdrive. FIGURE 2-47: Non-Inverting Small Signal Step Response. FIGURE 2-48: Non-Inverting 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 Product Identification System Trademarks Worldwide Sales and Service