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LF353M
Dual JFET input
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製造商零件號 # : LF353M
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包裝/封裝: SOIC (D)-8
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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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LF353M 數據表
價格 (USD)
| 數量 | 單價 | 總價 |
|---|---|---|
| 1 | $1.398 | $1.40 |
| 200 | $0.541 | $108.20 |
| 500 | $0.522 | $261.00 |
| 1000 | $0.513 | $513.00 |
這些價格會受到市場波動的影響，需要提交報價才能取得最新價格。
詳細說明
With its dual high-speed operational amplifiers, the LF353M stands out as a reliable and versatile component for various electronic applications. The device offers high input impedance, low input offset voltage, and high input offset current, meeting the stringent requirements of modern circuits. Its wide supply voltage range of ±3V to ±22V and high output current capability make it adaptable to diverse power needs, while the thermal shutdown protection ensures the device's safety during prolonged use. Housed in an 8-pin SOIC package, the LF353M provides convenient installation and static discharge protection, making it ideal for integration into PCBs. Its 4 MHz unity-gain bandwidth and 13V/µs slew rate further enhance its suitability for high-speed applications, positioning it as a valuable choice for demanding electronic designs
主要特徵
- Advanced Algorithms: Yes
- Real-Time Processing: Yes
- Fast Data Transfer: Up to 1 Gbps
- High Security: AES-256
應用
- LF353M offers low noise performance
- Excellent for signal conditioning
- High input impedance for audio
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 | Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) | 36 |
| Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) | 10 | Rail-to-rail | In to V+ |
| GBW (typ) (MHz) | 4 | Slew rate (typ) (V/µs) | 13 |
| Vos (offset voltage at 25°C) (max) (mV) | 10 | Iq per channel (typ) (mA) | 1.8 |
| Vn at 1 kHz (typ) (nV√Hz) | 16 | Rating | Catalog |
| Operating temperature range (°C) | 0 to 70 | Offset drift (typ) (µV/°C) | 10 |
| Input bias current (max) (pA) | 200 | CMRR (typ) (dB) | 100 |
| Iout (typ) (A) | 0.02 | Architecture | FET |
| Input common mode headroom (to negative supply) (typ) (V) | 3 | Input common mode headroom (to positive supply) (typ) (V) | 0 |
| Output swing headroom (to negative supply) (typ) (V) | 1.5 | Output swing headroom (to positive supply) (typ) (V) | -1.5 |
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 LF353M?
The LF353M is a dual high-speed JFET input operational amplifier manufactured by Texas Instruments. It is designed for applications requiring high input impedance, low input bias current, and high slew rate, such as active filters, instrumentation amplifiers, and analog signal processing circuits.
How Does LF353M Work?
The LF353M operates as a high-speed operational amplifier with JFET input transistors. It provides high input impedance and low input bias current, allowing for accurate signal amplification and processing. The amplifier is capable of handling high-frequency signals with a fast slew rate, making it suitable for applications demanding rapid signal response.
How Many Pins does LF353M have and What are the Functions of the Pinout Configuration?
The LF353M is housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:
- 1. Offset Null (N1): Used for nulling the offset voltage.
- 2. Inverting Input A (−A): Inverting input for amplifier A.
- 3. Non-Inverting Input A (+A): Non-inverting input for amplifier A.
- 4. V– (GND): Ground pin.
- 5. Offset Null (N2): Used for nulling the offset voltage.
- 6. Inverting Input B (−B): Inverting input for amplifier B.
- 7. Non-Inverting Input B (+B): Non-inverting input for amplifier B.
- 8. V+ (VCC): Positive power supply pin.
What are the Pros and Cons of LF353M?
Pros:
- High Input Impedance: Suitable for high-impedance sensor interfaces and filter applications.
- Low Input Bias Current: Minimizes errors in precision measurement applications.
- High Slew Rate: Capable of fast signal response for high-frequency applications.
- JFET Input: Low input bias current and high-speed operation ideal for accurate amplification.
- Dual Amplifier: Offers two high-speed amplifiers in a single package.
Cons:
- High-Speed Design: May not be necessary for applications that do not require fast signal processing.
- Power Consumption: High-speed performance may result in increased power consumption.
- External Components: Additional components may be needed for specific circuit configurations.
Are There Any Equivalents/Alternatives to LF353M for Recommendation?
- The TL072 from Texas Instruments is a similar dual JFET input operational amplifier.
- Alternatives to the LF353M include the AD825 from Analog Devices and the OPA2134 from Texas Instruments.
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