Overview
The Texas Instruments LF353MX/NOPB is a dual, high-speed operational amplifier designed with JFET-input technology. This device is part of the BI-FET II family, known for its low input bias and offset currents, high input impedance, and wide bandwidth. The LF353MX/NOPB is packaged in an 8-pin SOIC and is suitable for a variety of high-performance applications requiring low noise and high slew rates.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package Type | SOIC-8 |
| Number of Channels per Chip | 2 |
| Pin Count | 8 |
| Typical Single Supply Voltage | 36 V |
| Typical Gain Bandwidth Product | 4 MHz |
| Maximum Operating Frequency | 4 MHz |
| Slew Rate | 13 V/μs |
| Input Offset Voltage | 5-10 mV (typical) |
| Input Bias Current | 50 pA (typical) |
| Input Noise Voltage | 25 nV/√Hz |
| Operating Temperature Range | 0°C to +70°C |
Key Features
- Internally trimmed offset voltage (BI-FET II technology) for low input offset voltage.
- Low input bias current (50 pA typical) and low input noise voltage (25 nV/√Hz).
- High slew rate (13 V/μs) and wide gain bandwidth product (4 MHz).
- High input impedance (10^12 Ω) and low total harmonic distortion (≤0.02%).
- Low supply current (3.6 mA typical) and high common-mode rejection ratio (70-100 dB).
- Pin compatible with the standard LM1558, allowing for easy upgrades in existing designs.
Applications
The LF353MX/NOPB is versatile and can be used in various high-performance applications, including:
- High-speed integrators and differentiators.
- Fast D/A converters and sample-and-hold circuits.
- Audio and video processing circuits.
- Medical and industrial instrumentation.
- High-frequency filters and oscillators.
Q & A
- What is the typical gain bandwidth product of the LF353MX/NOPB?
The typical gain bandwidth product is 4 MHz. - What is the slew rate of the LF353MX/NOPB?
The slew rate is 13 V/μs. - What is the input bias current of the LF353MX/NOPB?
The input bias current is typically 50 pA. - What is the operating temperature range of the LF353MX/NOPB?
The operating temperature range is 0°C to +70°C. - Is the LF353MX/NOPB pin compatible with other op-amps?
Yes, it is pin compatible with the standard LM1558. - What is the typical supply current of the LF353MX/NOPB?
The typical supply current is 3.6 mA. - What is the common-mode rejection ratio of the LF353MX/NOPB?
The common-mode rejection ratio is 70-100 dB. - What is the input noise voltage of the LF353MX/NOPB?
The input noise voltage is 25 nV/√Hz. - What package type is the LF353MX/NOPB available in?
The LF353MX/NOPB is available in an 8-pin SOIC package. - What are some typical applications of the LF353MX/NOPB?
Typical applications include high-speed integrators, fast D/A converters, sample-and-hold circuits, and audio/video processing circuits.
