Overview
The LF353DRE4, produced by Texas Instruments, is a low-cost, high-speed JFET-input dual operational amplifier. It is characterized by its very low input offset voltage, low input bias and offset currents, and a high gain-bandwidth product. The device features JFET inputs coupled with bipolar output stages integrated on a single monolithic chip, providing high input impedance. The LF353DRE4 is suitable for a variety of applications requiring high-speed and low noise, such as high-speed integrators, digital-to-analog converters, and sample-and-hold circuits.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Power Supply Voltage | VCC | ±18 | V |
| Differential Input Voltage | VI(DIFF) | 30 | V |
| Input Voltage Range | VCM | VCC– + 4 to VCC+ – 4 | V |
| Operating Temperature | TA | 0 to 70 | °C |
| Slew Rate | SR | 13 | V/μs |
| Gain-Bandwidth Product | GBP | 3 | MHz |
| Output Impedance | Zo | 200 | Ω |
| Junction-to-Ambient Thermal Resistance (SOIC) | RθJA | 106.6 | °C/W |
| Junction-to-Ambient Thermal Resistance (PDIP) | RθJA | 55.1 | °C/W |
Key Features
- Low input offset voltage and low input bias and offset currents.
- High gain-bandwidth product of 3 MHz.
- Fast slew rate of 13 V/μs.
- High input impedance due to JFET inputs.
- Bipolar output stages for high output current capability.
- Output protected against shorts with 200-Ω output impedance.
- Operable as a single-supply or dual-supply operational amplifier.
Applications
- High-speed integrators.
- Digital-to-analog converters.
- Sample-and-hold circuits.
- Audio and video processing.
- Medical and industrial instrumentation.
- High-speed data acquisition systems.
Q & A
- What is the maximum power supply voltage for the LF353DRE4?
The maximum power supply voltage for the LF353DRE4 is ±18 V. - What is the slew rate of the LF353DRE4?
The slew rate of the LF353DRE4 is 13 V/μs. - What is the gain-bandwidth product of the LF353DRE4?
The gain-bandwidth product of the LF353DRE4 is 3 MHz. - What is the operating temperature range for the LF353DRE4?
The operating temperature range for the LF353DRE4 is from 0°C to 70°C. - Can the LF353DRE4 be used in single-supply or dual-supply configurations?
Yes, the LF353DRE4 can be used in both single-supply and dual-supply configurations. - What is the output impedance of the LF353DRE4?
The output impedance of the LF353DRE4 is 200 Ω. - What are some common applications of the LF353DRE4?
Common applications include high-speed integrators, digital-to-analog converters, sample-and-hold circuits, and audio/video processing. - What is the junction-to-ambient thermal resistance for the SOIC package?
The junction-to-ambient thermal resistance for the SOIC package is 106.6 °C/W. - What is the differential input voltage limit for the LF353DRE4?
The differential input voltage limit for the LF353DRE4 is 30 V. - What type of input stages does the LF353DRE4 have?
The LF353DRE4 has JFET input stages.
