Datasheet MCP606, MCP607, MCP608 (Microchip) - 9
| Fabricante | Microchip |
| Descripción | The MCP606 operational amplifier (op amp) has a gain bandwidth product of 155 kHz with a low typical operating current of 18.7 µA and an offset voltage that is less than 250 µV |
| Páginas / Página | 42 / 9 — MCP606/7/8/9. Note:. 100. DD = 5.5V. TA = 85°C. CM = VDD. VDD = 5.5V. … |
| Formato / tamaño de archivo | PDF / 707 Kb |
| Idioma del documento | Inglés |
MCP606/7/8/9. Note:. 100. DD = 5.5V. TA = 85°C. CM = VDD. VDD = 5.5V. fset. set. s nt. (pA) 20. Curre. Bias and Of. Bias and Off. Currents. put. IOS
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MCP606/7/8/9 Note:
Unless otherwise indicated, V ≈ DD = +2.5V to +5.5V, VSS = GND, TA = +25°C, VCM = VDD/2, VOUT VDD/2, VL = VDD/2, RL = 100 kΩ to VL, CL = 60 pF, and CS is tied low.
100 60 V DD = 5.5V TA = 85°C V 50 CM = VDD VDD = 5.5V fset set 10 40 s nt ) IB A I 30 B (p (pA) 20 Curre Bias and Of 1 Bias and Off Currents 10 put IOS Input | IOS | In 0 0.1 -10 25 30 35 40 45 50 55 60 65 70 75 80 85 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 Ambient Temperature (°C) Common Mode Input Voltage (V) FIGURE 2-13:
Input Bias Current, Input
FIGURE 2-16:
Input Bias Current, Input Offset Current vs. Ambient Temperature. Offset Current vs. Common Mode Input Voltage.
135 150 RL = 25 kΩ B) 130 d 140 125 130 Gain (dB) 120 VDD = 5.5V 120 115 Loop -Loop Gain ( 110 110 VDD = 2.5V 100 105 DC Open DC Open- 90 100 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 1.E+02 100 1.E+ 1k03 1.E+04 10k 1.E 10+05 0k Load Resistance (Ω) Power Supply Voltage (V) FIGURE 2-14:
DC Open-Loop Gain vs.
FIGURE 2-17:
DC Open-Loop Gain vs. Load Resistance. Power Supply Voltage.
120 100 PSRR- ) ) B 100 PSRR+ B d 95 d PSRR 80 CMRR 90 CMRR 60 85 40 80 20 CMRR and PSRR ( CMRR and PSRR ( 0 75 1.E-0 0.1 1 1.E+ 1 00 1.E+0 10 1 1.E 1 + 0 02 0 1.E+0 1k 3 1.E+0 10k 4 -50 -25 0 25 50 75 100 Frequency (Hz) Ambient Temperature (°C) FIGURE 2-15:
CMRR, PSRR vs.
FIGURE 2-18:
CMRR, PSRR vs. Ambient Frequency. Temperature. © 2009 Microchip Technology Inc. DS11177F-page 9 Document Outline 1.0 Electrical Characteristics FIGURE 1-1: Timing Diagram for the CS Pin on the MCP608. 1.1 Test Circuits FIGURE 1-2: AC and DC Test Circuit for Most Non-Inverting Gain Conditions. FIGURE 1-3: AC and DC Test Circuit for Most Inverting Gain Conditions. 2.0 Typical Performance Curves FIGURE 2-1: Input Offset Voltage at VDD = 5.5V. FIGURE 2-2: Input Offset Voltage at VDD = 2.5V. FIGURE 2-3: Quiescent Current vs. Power Supply Voltage. FIGURE 2-4: Input Offset Voltage Drift Magnitude at VDD = 5.5V. FIGURE 2-5: Input Offset Voltage Drift Magnitude at VDD = 2.5V. FIGURE 2-6: Quiescent Current vs. Ambient Temperature. FIGURE 2-7: Input Offset Voltage vs. Ambient Temperature. FIGURE 2-8: Open-Loop Gain and Phase vs. Frequency. FIGURE 2-9: Channel-to-Channel Separation (MCP607 and MCP609 only). FIGURE 2-10: Input Offset Voltage vs. Common Mode Input Voltage. FIGURE 2-11: Gain Bandwidth Product, Phase Margin vs. Ambient Temperature. FIGURE 2-12: Input Noise Voltage Density vs. Frequency. FIGURE 2-13: Input Bias Current, Input Offset Current vs. Ambient Temperature. FIGURE 2-14: DC Open-Loop Gain vs. Load Resistance. FIGURE 2-15: CMRR, PSRR vs. Frequency. FIGURE 2-16: Input Bias Current, Input Offset Current vs. Common Mode Input Voltage. FIGURE 2-17: DC Open-Loop Gain vs. Power Supply Voltage. FIGURE 2-18: CMRR, PSRR vs. Ambient Temperature. FIGURE 2-19: Output Voltage Headroom vs. Output Current Magnitude. FIGURE 2-20: Maximum Output Voltage Swing vs. Frequency. FIGURE 2-21: Slew Rate vs. Ambient Temperature. FIGURE 2-22: Output Voltage Headroom vs. Ambient Temperature at RL = 5 kW. FIGURE 2-23: The MCP606/7/8/9 Show No Phase Reversal. FIGURE 2-24: Output Short Circuit Current Magnitude vs. Ambient Temperature. FIGURE 2-25: Large-signal, Non-inverting Pulse Response. FIGURE 2-26: Small-signal, Non-inverting Pulse Response. FIGURE 2-27: Chip Select (CS) Hysteresis (MCP608 only). FIGURE 2-28: Large-signal, Inverting Pulse Response. FIGURE 2-29: Small-signal, Inverting Pulse Response. FIGURE 2-30: Amplifier Output Response Times vs. Chip Select (CS) Pulse (MCP608 only). FIGURE 2-31: Measured Input Current vs. Input Voltage (below VSS). 3.0 Pin Descriptions TABLE 3-1: Pin Function Table 3.1 Analog Outputs 3.2 Analog Inputs 3.3 Chip Select Digital Input 3.4 Power Supply Pins 4.0 Applications Information 4.1 Rail-to-Rail Inputs FIGURE 4-1: Simplified Analog Input ESD Structures. FIGURE 4-2: Protecting the Analog Inputs. FIGURE 4-3: Unity Gain Buffer has a Limited VOUT Range. 4.2 Rail-to-Rail Output 4.3 Capacitive Loads FIGURE 4-4: Output Resistor, RISO stabilizes large capacitive loads. FIGURE 4-5: Recommended RISO Values for Capacitive Loads. 4.4 MCP608 Chip Select 4.5 Supply Bypass 4.6 Unused Op Amps FIGURE 4-6: Unused Op Amps. 4.7 PCB Surface Leakage FIGURE 4-7: Example Guard Ring Layout for Inverting Gain. 4.8 Application Circuits FIGURE 4-8: Low Side Battery Current Sensor. FIGURE 4-9: Photodiode (in Photo-voltaic mode) and Transimpedance Amplifier. FIGURE 4-10: Photodiode (in Photo- conductive mode) and Transimpedance Amplifier. FIGURE 4-11: Two Op Amp Instrumentation Amplifier. FIGURE 4-12: Three Op Amp Instrumentation Amplifier. FIGURE 4-13: Precision Gain with Good Load Isolation. 5.0 Design Aids 5.1 SPICE Macro Model 5.2 FilterLab® Software 5.3 Mindi™ Circuit Designer & Simulator 5.4 Microchip Advanced Part Selector (MAPS) 5.5 Analog Demonstration and Evaluation Boards 5.6 Application Notes 6.0 Packaging Information 6.1 Package Marking Information
Unless otherwise indicated, V ≈ DD = +2.5V to +5.5V, VSS = GND, TA = +25°C, VCM = VDD/2, VOUT VDD/2, VL = VDD/2, RL = 100 kΩ to VL, CL = 60 pF, and CS is tied low.
100 60 V DD = 5.5V TA = 85°C V 50 CM = VDD VDD = 5.5V fset set 10 40 s nt ) IB A I 30 B (p (pA) 20 Curre Bias and Of 1 Bias and Off Currents 10 put IOS Input | IOS | In 0 0.1 -10 25 30 35 40 45 50 55 60 65 70 75 80 85 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 Ambient Temperature (°C) Common Mode Input Voltage (V) FIGURE 2-13:
Input Bias Current, Input
FIGURE 2-16:
Input Bias Current, Input Offset Current vs. Ambient Temperature. Offset Current vs. Common Mode Input Voltage.
135 150 RL = 25 kΩ B) 130 d 140 125 130 Gain (dB) 120 VDD = 5.5V 120 115 Loop -Loop Gain ( 110 110 VDD = 2.5V 100 105 DC Open DC Open- 90 100 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 1.E+02 100 1.E+ 1k03 1.E+04 10k 1.E 10+05 0k Load Resistance (Ω) Power Supply Voltage (V) FIGURE 2-14:
DC Open-Loop Gain vs.
FIGURE 2-17:
DC Open-Loop Gain vs. Load Resistance. Power Supply Voltage.
120 100 PSRR- ) ) B 100 PSRR+ B d 95 d PSRR 80 CMRR 90 CMRR 60 85 40 80 20 CMRR and PSRR ( CMRR and PSRR ( 0 75 1.E-0 0.1 1 1.E+ 1 00 1.E+0 10 1 1.E 1 + 0 02 0 1.E+0 1k 3 1.E+0 10k 4 -50 -25 0 25 50 75 100 Frequency (Hz) Ambient Temperature (°C) FIGURE 2-15:
CMRR, PSRR vs.
FIGURE 2-18:
CMRR, PSRR vs. Ambient Frequency. Temperature. © 2009 Microchip Technology Inc. DS11177F-page 9 Document Outline 1.0 Electrical Characteristics FIGURE 1-1: Timing Diagram for the CS Pin on the MCP608. 1.1 Test Circuits FIGURE 1-2: AC and DC Test Circuit for Most Non-Inverting Gain Conditions. FIGURE 1-3: AC and DC Test Circuit for Most Inverting Gain Conditions. 2.0 Typical Performance Curves FIGURE 2-1: Input Offset Voltage at VDD = 5.5V. FIGURE 2-2: Input Offset Voltage at VDD = 2.5V. FIGURE 2-3: Quiescent Current vs. Power Supply Voltage. FIGURE 2-4: Input Offset Voltage Drift Magnitude at VDD = 5.5V. FIGURE 2-5: Input Offset Voltage Drift Magnitude at VDD = 2.5V. FIGURE 2-6: Quiescent Current vs. Ambient Temperature. FIGURE 2-7: Input Offset Voltage vs. Ambient Temperature. FIGURE 2-8: Open-Loop Gain and Phase vs. Frequency. FIGURE 2-9: Channel-to-Channel Separation (MCP607 and MCP609 only). FIGURE 2-10: Input Offset Voltage vs. Common Mode Input Voltage. FIGURE 2-11: Gain Bandwidth Product, Phase Margin vs. Ambient Temperature. FIGURE 2-12: Input Noise Voltage Density vs. Frequency. FIGURE 2-13: Input Bias Current, Input Offset Current vs. Ambient Temperature. FIGURE 2-14: DC Open-Loop Gain vs. Load Resistance. FIGURE 2-15: CMRR, PSRR vs. Frequency. FIGURE 2-16: Input Bias Current, Input Offset Current vs. Common Mode Input Voltage. FIGURE 2-17: DC Open-Loop Gain vs. Power Supply Voltage. FIGURE 2-18: CMRR, PSRR vs. Ambient Temperature. FIGURE 2-19: Output Voltage Headroom vs. Output Current Magnitude. FIGURE 2-20: Maximum Output Voltage Swing vs. Frequency. FIGURE 2-21: Slew Rate vs. Ambient Temperature. FIGURE 2-22: Output Voltage Headroom vs. Ambient Temperature at RL = 5 kW. FIGURE 2-23: The MCP606/7/8/9 Show No Phase Reversal. FIGURE 2-24: Output Short Circuit Current Magnitude vs. Ambient Temperature. FIGURE 2-25: Large-signal, Non-inverting Pulse Response. FIGURE 2-26: Small-signal, Non-inverting Pulse Response. FIGURE 2-27: Chip Select (CS) Hysteresis (MCP608 only). FIGURE 2-28: Large-signal, Inverting Pulse Response. FIGURE 2-29: Small-signal, Inverting Pulse Response. FIGURE 2-30: Amplifier Output Response Times vs. Chip Select (CS) Pulse (MCP608 only). FIGURE 2-31: Measured Input Current vs. Input Voltage (below VSS). 3.0 Pin Descriptions TABLE 3-1: Pin Function Table 3.1 Analog Outputs 3.2 Analog Inputs 3.3 Chip Select Digital Input 3.4 Power Supply Pins 4.0 Applications Information 4.1 Rail-to-Rail Inputs FIGURE 4-1: Simplified Analog Input ESD Structures. FIGURE 4-2: Protecting the Analog Inputs. FIGURE 4-3: Unity Gain Buffer has a Limited VOUT Range. 4.2 Rail-to-Rail Output 4.3 Capacitive Loads FIGURE 4-4: Output Resistor, RISO stabilizes large capacitive loads. FIGURE 4-5: Recommended RISO Values for Capacitive Loads. 4.4 MCP608 Chip Select 4.5 Supply Bypass 4.6 Unused Op Amps FIGURE 4-6: Unused Op Amps. 4.7 PCB Surface Leakage FIGURE 4-7: Example Guard Ring Layout for Inverting Gain. 4.8 Application Circuits FIGURE 4-8: Low Side Battery Current Sensor. FIGURE 4-9: Photodiode (in Photo-voltaic mode) and Transimpedance Amplifier. FIGURE 4-10: Photodiode (in Photo- conductive mode) and Transimpedance Amplifier. FIGURE 4-11: Two Op Amp Instrumentation Amplifier. FIGURE 4-12: Three Op Amp Instrumentation Amplifier. FIGURE 4-13: Precision Gain with Good Load Isolation. 5.0 Design Aids 5.1 SPICE Macro Model 5.2 FilterLab® Software 5.3 Mindi™ Circuit Designer & Simulator 5.4 Microchip Advanced Part Selector (MAPS) 5.5 Analog Demonstration and Evaluation Boards 5.6 Application Notes 6.0 Packaging Information 6.1 Package Marking Information