INA2132U
Differential Amplifiers Dual Low Power Single-Supply
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製造商零件號 # : INA2132U
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包裝/封裝: SOIC-14
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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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INA2132U 數據表
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詳細說明
Boasting a high input impedance of 10^12 ohms, the INA2132U minimizes signal loss and distortion during amplification, guaranteeing exceptional signal fidelity. Additionally, the device features a low input offset voltage of 0.2mV and a low input bias current of 10nA, further enhancing its precision performance. These characteristics make the INA2132U the go-to solution for applications that demand uncompromising accuracy and reliability
主要特徵
- ♦ Non-volatile storage of information during 10 years
- ♦ Single supply (Ucc=4,75 B - 5,25 B)
- ♦ On-chip voltage multiplier
- ♦ On-chip generator of bulk biasing
- ♦ Serial input/output I2C-bus
- ♦ 10 000 ERASE/WRITE cycles per byte;
- ♦ Internal reprogramming (no external components)
- ♦ Duration of the ERASE/WRITE cycle is 15 ms
- ♦ Temperature range: 0 ÷ +70°C
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。
Number of channels | 2 | Vs (min) (V) | 2.7 |
Vs (max) (V) | 36 | CMRR (min) (dB) | 76 |
Common-mode input low (min) (V) | -15 | Common-mode input high (max) (V) | 28 |
Input offset (±) (max) (V) | 0.00025 | Iq (typ) (mA) | 0.16 |
Slew rate (typ) (V/µs) | 0.1 | Voltage gain (min) (V/V) | 1 |
Voltage gain (max) (V/V) | 1 | Small-signal bandwidth (typ) (Hz) | 300000 |
Rating | Catalog | Operating temperature range (°C) | -40 to 85 |
Gain drift (max) (ppm/°C) | 1 | Gain error (±) (max) (%) | 0.075 |
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 INA2132U?
The INA2132U is a precision, low-noise instrumentation amplifier designed by Texas Instruments. It is ideal for applications requiring accurate amplification of small differential signals, such as sensor interface, industrial instrumentation, and medical equipment.
How Does INA2132U Work?
The INA2132U works by amplifying the voltage difference between its two input terminals, while rejecting common-mode noise and interference. It utilizes a precision instrumentation amplifier architecture to achieve high common-mode rejection ratio (CMRR) and low noise performance. The amplifier features a wide input voltage range and adjustable gain settings, making it suitable for a variety of signal conditioning applications.
How Many Pins does INA2132U have and What are the Functions of the Pinout Configuration?
The INA2132U is housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:
- IN+: Non-inverting input pin.
- IN-: Inverting input pin.
- REF: Reference pin for setting the common-mode voltage.
- RG: Gain setting pin for adjusting the gain of the amplifier.
- V+: Positive power supply pin.
- V-: Negative power supply pin.
- OUT: Amplified output pin.
- NC: No connection pin.
What are the Pros and Cons of INA2132U?
Pros:
- Precision Amplification: Provides accurate amplification of small differential signals with high CMRR.
- Low Noise: Offers low input-referred noise for high-fidelity signal processing.
- Wide Input Voltage Range: Suitable for applications with varying input signal levels.
- Adjustable Gain: Allows for flexibility in amplification settings to accommodate different sensor outputs.
- Compact Package: The 8-pin SOIC package is space-efficient, suitable for compact PCB designs.
Cons:
- External Components: May require external resistors for setting the gain and reference voltage.
- Single-Ended Output: The amplifier provides a single-ended output, which may require additional circuitry for differential signal processing.
- Temperature Drift: The amplifier's performance may be sensitive to temperature variations.
Are There Any Equivalents/Alternatives to INA2132U for Recommendation?
- The INA128 from Texas Instruments is a similar precision instrumentation amplifier suitable for low-noise applications.
- Alternatives to the INA2132U include the AD8221 from Analog Devices and the MCP6N11 from Microchip Technology.
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