Overview
The LMC6482IDT, produced by STMicroelectronics, is a dual operational amplifier that offers rail-to-rail input and output functionality. This feature allows the device to operate over the full range of input and output signals without limitation. The LMC6482 is particularly suited for systems requiring a wide input signal range, such as data acquisition, and can operate with supply voltages ranging from 2.7 V to 16 V. Its low input bias current and excellent accuracy make it ideal for signal conditioning in sensor interface applications and other low-voltage supply systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage | 2.7 to 16 | V |
| Input Offset Voltage | 2 mV max. | mV |
| Input Bias Current | 50 pA max. | pA |
| Gain Bandwidth Product | 2.7 MHz | MHz |
| Common Mode Rejection Ratio (CMRR) | 98 dB @ 16 V | dB |
| Supply Current per Amplifier | 900 µA max. | µA |
| Operating Temperature Range | -40 °C to +125 °C | °C |
| ESD Tolerance | 4 kV HBM | kV |
Key Features
- Rail-to-rail input and output functionality
- Low input offset voltage: 2 mV max.
- Excellent CMRR: 98 dB @ 16 V
- Low current consumption: 900 µA max.
- Gain bandwidth product: 2.7 MHz
- Unity gain stable
- Low input bias current: 50 pA max.
- High ESD tolerance: 4 kV HBM
- Extended temperature range: -40 °C to +125 °C
Applications
- Data acquisition systems
- Battery-powered instrumentation
- Instrumentation amplifier
- Active filtering
- DAC buffer
- High-impedance sensor interface
- Current sensing (high and low side)
Q & A
- What is the supply voltage range of the LMC6482IDT?
The LMC6482IDT can operate with supply voltages ranging from 2.7 V to 16 V.
- What is the input offset voltage of the LMC6482IDT?
The input offset voltage is 2 mV max.
- What is the gain bandwidth product of the LMC6482IDT?
The gain bandwidth product is 2.7 MHz.
- Is the LMC6482IDT unity gain stable?
Yes, the LMC6482IDT is unity gain stable.
- What is the operating temperature range of the LMC6482IDT?
The operating temperature range is -40 °C to +125 °C.
- What is the ESD tolerance of the LMC6482IDT?
The ESD tolerance is 4 kV HBM.
- What are some typical applications of the LMC6482IDT?
Typical applications include data acquisition systems, battery-powered instrumentation, instrumentation amplifier, active filtering, DAC buffer, high-impedance sensor interface, and current sensing.
- What is the common mode rejection ratio (CMRR) of the LMC6482IDT?
The CMRR is 98 dB @ 16 V.
- What is the input bias current of the LMC6482IDT?
The input bias current is 50 pA max.
- Is the LMC6482IDT suitable for low-voltage supply systems?
Yes, the LMC6482IDT is suitable for low-voltage supply systems, including those as low as 2.7 V.
