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LF353M
+NomenclatureLF353-N WIDE BANDWIDTH DUAL JFET
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FabricantSemi - conducteurs nationaux
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Pièce fabricant #LF353M
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Fiche technique LF353M DataSheet
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En stock6582
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Spécifications
| Attribut | Valeur |
| PartStatus | Active |
| AmplifierType | J-FET |
| NumberofCircuits | 2 |
| SlewRate | 13V/µs |
| Current-InputBias | 50 pA |
| Voltage-InputOffset | 5 mV |
| Current-Supply | 3.6mA (x2 Channels) |
| Voltage-SupplySpan(Min) | 10 V |
| Voltage-SupplySpan(Max) | 36 V |
| OperatingTemperature | 0°C ~ 70°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154", 3.90mm Width) |
| SupplierDevicePackage | 8-SOIC |
| GainBandwidthProduct | 4 MHz |
Présentation
Description
Key features of the LF353M include:
- Dual op-amp configuration.
- High input impedance due to JFET inputs.
- Low input bias and offset currents.
- Wide bandwidth, typically around 4 MHz.
- Fast slew rate of approximately 13 V/μs.
- Low total harmonic distortion, enhancing signal fidelity.
- Operates over a wide supply voltage range, usually from ±5V to ±15V.
Typical applications for the LF353M include audio amplifiers, active filters, integrators, and sample-and-hold circuits. Its robustness and reliability in delivering precise performance make it popular in both analog and digital designs.
Equivalent
Features
1. Low Input Bias Current: This op-amp provides high input impedance due to its low input bias current, making it suitable for sensitive signal processing applications.
2. Wide Bandwidth: It offers a wide bandwidth, typically around 4 MHz, allowing it to handle high-frequency signals effectively.
3. High Slew Rate: With a slew rate of approximately 13 V/µs, the LF353M can respond quickly to changes in input signals, making it ideal for fast signal applications.
4. Low Distortion: It ensures low total harmonic distortion, making it ideal for audio applications where signal integrity is crucial.
5. Low Noise: The op-amp provides low noise performance, which is beneficial for precision applications.
6. Wide Supply Voltage Range: It supports a wide supply voltage range, typically ±5V to ±15V, providing flexibility for various circuit designs.
7. Dual Channel: The LF353M contains two operational amplifiers in a single package, offering compactness and cost-effectiveness for dual-channel applications.
Pinout
1. Pin 1 (Offset Null 1): Used for offset voltage nulling of the first amplifier.
2. Pin 2 (Inverting Input 1): Inverting input terminal for the first op-amp.
3. Pin 3 (Non-Inverting Input 1): Non-inverting input terminal for the first op-amp.
4. Pin 4 (V-): Negative power supply terminal.
5. Pin 5 (Non-Inverting Input 2): Non-inverting input terminal for the second op-amp.
6. Pin 6 (Inverting Input 2): Inverting input terminal for the second op-amp.
7. Pin 7 (Output 2): Output terminal for the second op-amp.
8. Pin 8 (V+): Positive power supply terminal.
The LF353M is designed for applications requiring low power consumption and high input impedance, such as audio preamplifiers and instrumentation amplifiers.
Manufacturer
Application
1. Audio Processing: Due to its low noise and distortion capabilities, it's ideal for audio amplifiers and mixing consoles.
2. Signal Conditioning: Suitable for conditioning weak signals in instrumentation and sensor applications.
3. Active Filters: Used in designing high-pass, low-pass, and band-pass filters.
4. Data Acquisition: Ideal for interfacing with analog-to-digital converters due to its precision.
5. Test Equipment: Employed in oscilloscopes and waveform generators where high-speed performance is required.
These characteristics make it valuable in both consumer electronics and industrial applications.