Allicdata Part #: | AD641APZ-ND |
Manufacturer Part#: |
AD641APZ |
Price: | $ 0.00 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Analog Devices Inc. |
Short Description: | IC OPAMP LOG 250MHZ 20PLCC |
More Detail: | Logarithmic Amplifier 1 Circuit 20-PLCC (9x9) |
DataSheet: | AD641APZ Datasheet/PDF |
Quantity: | 36 |
Series: | -- |
Packaging: | Tube |
Part Status: | Active |
Amplifier Type: | Logarithmic |
Number of Circuits: | 1 |
Output Type: | -- |
Slew Rate: | -- |
-3db Bandwidth: | 250MHz |
Current - Input Bias: | 7µA |
Voltage - Input Offset: | 50µV |
Current - Supply: | 35mA |
Current - Output / Channel: | 2.3mA |
Voltage - Supply, Single/Dual (±): | ±4.5 V ~ 7.5 V |
Operating Temperature: | -40°C ~ 85°C |
Mounting Type: | Surface Mount |
Package / Case: | 20-LCC (J-Lead) |
Supplier Device Package: | 20-PLCC (9x9) |
Base Part Number: | AD648 |
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AD641APZ application field and working principle
The AD641APZ is a high precision dual operational amplifier created for use in linear, instrumentation, and buffer amp applications. Its performance makes it suitable for applications such as measuring and controlling process variables, providing precision signal amplification, signal monitoring, signal buffering, and generating precision reference levels. The current signal conditioner section of the AD641APZ features a low-noise differential input stage driven by a constant current source.
The operation of the AD641APZ is based on the principle of applying a differential input signal to the inputs of an amplifier and then driving the amplifier output to a predetermined level determined by the input signal itself. The output is then fed back to the input of the amplifier to maintain the original predetermined level. As a result, the gain of the amplifier is maintained at a constant level regardless of the input signal.
AD641APZ Features:
- Wide supply voltage range (up to +/- 15V)
- Low offset voltage
- Low drift with temperature
- High common-mode rejection ratio (CMRR)
- High input impedance
- Low noise
- Low distortion
- High slew rate
The AD641APZ also has a slew rate of 9V/us with a bandwidth of 500kHz. It has a low bias current and consumes a low amount of power, allowing it to be used in battery operated devices. It also has a high output current of 30mA, making it suitable for driving low impedance loads.
The AD641APZ also offers a high input impedance of 500k Ω, allowing for the measurement of high impedance signals without the need for additional buffering circuitry. Its low noise performance and high CMRR make it suitable for high performance applications, such as instrumentation, process control, and signal conditioning.
Conclusion
The AD641APZ is a highly versatile dual operational amplifier suitable for use in linear, instrumentation, and buffer amp applications. Its low offset voltage, low noise performance, and high CMRR make it suitable for a wide range of precision applications. Its wide supply voltage range, low power consumption, and high slew rate make it ideal for battery powered applications. In addition, its high output current makes it suitable for driving loads with low impedance.
The specific data is subject to PDF, and the above content is for reference
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