OPA657N/250
High Speed Operational Amplifiers 1.6GHz Low Noise FET-Input Op AmpOPA657N/250
High Speed Operational Amplifiers 1.6GHz Low Noise FET-Input Op Amp
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製造商零件號 # : OPA657N/250
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包裝/封裝: SOT23-5
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製造商: Texas Instruments
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產品分類 : Instrumentation, OP Amps, Buffer Amps
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OPA657N/250 數據表
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詳細說明
Designed for precision instrumentation and measurement applications, the OPA657N/250 offers a high open-loop gain of 90 dB and a low input bias current of 2 nA. These features ensure that the amplifier delivers reliable and accurate results, making it a suitable choice for critical data acquisition systems. The amplifier's 8-pin PDIP package simplifies integration into existing circuit designs, providing convenience and ease of use for engineers and designers
主要特徵
- Ultra-low noise and high bandwidth operational amplifier.
- Fast and stable device for amplifying signals accurately.
- Wide supply voltage range ensures flexibility in designs.
規格
以下是所選零件的基本參數,涉及零件的特性及其所屬類別。
Architecture | FET / CMOS Input, Voltage FB | Number of channels | 1 |
Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) | 8 | Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) | 12 |
GBW (typ) (MHz) | 1600 | BW at Acl (MHz) | 350 |
Acl, min spec gain (V/V) | 7 | Slew rate (typ) (V/µs) | 700 |
Vn at flatband (typ) (nV√Hz) | 4.8 | Vn at 1 kHz (typ) (nV√Hz) | 7 |
Iq per channel (typ) (mA) | 14 | Vos (offset voltage at 25°C) (max) (mV) | 1.8 |
Rail-to-rail | No | Features | Decompensated |
Rating | Catalog | Operating temperature range (°C) | -40 to 85 |
CMRR (typ) (dB) | 89 | Input bias current (max) (pA) | 20 |
Offset drift (typ) (µV/°C) | 2 | Iout (typ) (mA) | 70 |
2nd harmonic (dBc) | 74 | 3rd harmonic (dBc) | 106 |
Frequency of harmonic distortion measurement (MHz) | 5 |
數據表 PDF
數據表記錄了器件的特性、絕對最大額定值、應用等,這對於作為器件特定應用的整體指南大有裨益。
常見問題解答
What is OPA657N/250?
The OPA657N/250 is a high-speed, low-noise, precision operational amplifier designed by Texas Instruments. It is ideal for applications requiring fast signal processing, wide bandwidth, and low distortion, such as communications, test and measurement, and high-speed imaging systems.
How Does OPA657N/250 Work?
The OPA657N/250 operates as a high-speed operational amplifier with low distortion and low noise, making it suitable for high-frequency signal processing and amplification. It provides wide bandwidth and high slew rate, enabling rapid and accurate signal response. The amplifier is designed to maintain precision performance even at high speeds.
How Many Pins does OPA657N/250 have and What are the Functions of the Pinout Configuration?
The OPA657N/250 is housed in a 6-pin SOT-23 package. The pinout configuration includes:
- V+: Positive power supply pin.
- V-: Negative power supply pin.
- IN+: Non-inverting input pin.
- IN-: Inverting input pin.
- OUT: Output pin.
What are the Pros and Cons of OPA657N/250?
Pros:
- High Speed: Provides wide bandwidth and high slew rate for fast signal processing.
- Low Noise: Offers low distortion and low noise for high-fidelity signal amplification.
- Wide Supply Voltage Range: Operates over a wide range of supply voltages for versatile applications.
- Compact Package: The 6-pin SOT-23 package is space-efficient, suitable for compact designs.
Cons:
- External Components: May require additional external components for optimal performance in certain applications.
- Thermal Considerations: High-speed operation may require thermal management for heat dissipation.
Are There Any Equivalents/Alternatives to OPA657N/250 for Recommendation?
- The OPA656 from Texas Instruments is a similar high-speed operational amplifier with slightly different specifications.
- Alternatives to the OPA657N/250 include the AD8099 from Analog Devices and the LT1225 from Linear Technology.
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