Overview
The LF353MX is a dual-channel JFET input operational amplifier produced by National Semiconductor. It is designed for applications requiring high input impedance and low input bias current. The device is housed in an SOP-8 package, making it suitable for surface-mount technology (SMT). With a gain bandwidth product of 4 MHz and a slew rate of 13 V/µs, the LF353MX is ideal for precision analog circuits, audio processing, and signal conditioning. Its rail-to-rail input capability and wide operating voltage range of ±18 V make it versatile for various industrial and consumer electronics applications.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Manufacturer | National Semiconductor | - | - |
| Product Category | Operational Amplifier | - | - |
| Package | SOP-8 | - | - |
| Channels | 2 | Channel | - |
| Gain Bandwidth Product | 4 | MHz | - |
| Slew Rate | 13 | V/µs | - |
| Common Mode Rejection Ratio (CMRR) | 100 | dB | - |
| Input Bias Current | 200 | pA | - |
| Input Offset Voltage | 10 | mV | - |
| Supply Current | 1.8 | mA | - |
| Operating Temperature | 0 to +70 | °C | - |
| Power Dissipation | 500 | mW | - |
| Input Type | Rail-to-Rail | - | - |
| Technology | BiFET | - | - |
| Supply Voltage | ±18 | V | - |
Key Features
- Dual-channel JFET input operational amplifier.
- High input impedance and low input bias current.
- Gain bandwidth product of 4 MHz for precision applications.
- Slew rate of 13 V/µs ensures fast signal response.
- Rail-to-rail input capability for wide dynamic range.
- Wide operating voltage range of ±18 V.
- SOP-8 package for surface-mount applications.
Applications
The LF353MX is widely used in precision analog circuits, audio processing, and signal conditioning. Its high input impedance and low input bias current make it suitable for applications such as active filters, integrators, and data acquisition systems. Additionally, its rail-to-rail input capability and wide operating voltage range make it ideal for use in industrial automation, medical instrumentation, and consumer electronics.
Q & A
1. What is the gain bandwidth product of the LF353MX?
The gain bandwidth product of the LF353MX is 4 MHz.
2. What is the slew rate of the LF353MX?
The slew rate of the LF353MX is 13 V/µs.
3. What is the operating voltage range of the LF353MX?
The operating voltage range of the LF353MX is ±18 V.
4. What is the input bias current of the LF353MX?
The input bias current of the LF353MX is 200 pA.
5. What is the input offset voltage of the LF353MX?
The input offset voltage of the LF353MX is 10 mV.
6. What is the common mode rejection ratio (CMRR) of the LF353MX?
The common mode rejection ratio (CMRR) of the LF353MX is 100 dB.
7. What is the package type of the LF353MX?
The LF353MX is available in an SOP-8 package.
8. What is the supply current of the LF353MX?
The supply current of the LF353MX is 1.8 mA.
9. What is the operating temperature range of the LF353MX?
The operating temperature range of the LF353MX is 0 to +70 °C.
10. What are the typical applications of the LF353MX?
The LF353MX is commonly used in precision analog circuits, audio processing, and signal conditioning.
