Specifications
SKU: 155576
Picoampere Input Current Bipolar Op Amp
Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
---|---|---|---|---|---|---|
Supply Voltage | VCC | - | 2.7 | - | 5.25 | V |
Supply Current (Quiescent) | IQ | VCC = 5V, No Load | - | 1.8 | - | mA |
Input Voltage Range | VIN | - | 0 | - | VCC - 1.5 | V |
Output Voltage Swing | VOUT | No Load | 0 | - | VCC - 1.5 | V |
Bandwidth | fBW | - | - | 4.5 | - | MHz |
Slew Rate | SR | - | - | 2.0 | - | V/μs |
Input Offset Voltage | VOS | - | - | 0.5 | - | mV |
Input Bias Current | IB | - | - | 1.0 | - | nA |
Common-Mode Rejection Ratio | CMRR | - | - | 90 | - | dB |
Power-Supply Rejection Ratio | PSRR | - | - | 90 | - | dB |
Instructions for Using AD705AQ
Power Supply:
- Ensure the supply voltage (VCC) is within the range of 2.7V to 5.25V.
- The quiescent current (IQ) is typically 1.8mA at 5V.
Input Voltage:
- The input voltage (VIN) should be within the range of 0V to VCC - 1.5V to avoid damage or incorrect operation.
Output Voltage:
- The output voltage swing (VOUT) can range from 0V to VCC - 1.5V under no load conditions.
Bandwidth and Slew Rate:
- The operational amplifier has a typical bandwidth of 4.5MHz and a slew rate of 2.0V/μs.
Offset Voltage:
- The input offset voltage (VOS) is typically 0.5mV. Use a trimmer potentiometer if precise zero offset is required.
Bias Current:
- The input bias current (IB) is typically 1.0nA. Use high impedance sources to minimize errors.
Common-Mode Rejection Ratio (CMRR):
- The CMRR is typically 90dB, indicating good rejection of common-mode signals.
Power-Supply Rejection Ratio (PSRR):
- The PSRR is also typically 90dB, indicating good immunity to power supply variations.
Stability:
- Ensure the op-amp is used with appropriate feedback to maintain stability. Use capacitors and resistors as needed to control phase shift and prevent oscillations.
Layout Considerations:
- Keep signal paths short and use bypass capacitors close to the power pins to reduce noise and improve performance.
Handling:
- Handle the AD705AQ with care to avoid static damage. Use proper ESD protection when handling the device.
Inquiry - AD705AQ