Overview
The LTC1282ACSW#PBF, produced by Analog Devices Inc., is a high-performance 12-bit analog-to-digital converter (ADC) designed for a variety of applications requiring precision and flexibility. This device operates at a sampling rate of 140 ksps and features a fast sample-and-hold time of 1.14 µs. It is powered by either a single 3V supply or dual ±3V supplies, making it versatile for different system configurations. The LTC1282 includes an internally trimmed clock and a precision reference, ensuring reliable and accurate conversions.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Sampling Rate | 140 ksps |
| Sample-and-Hold Time | 1.14 µs |
| Supply Voltage | Single 3V or dual ±3V |
| Power Consumption | 12 mW |
| Input Range (Unipolar) | 0V to 2.5V |
| Input Range (Bipolar) | ±1.25V |
| Integral Nonlinearity (INL) | ±0.5 LSB |
| Differential Nonlinearity (DNL) | ±0.75 LSB |
| Full-Scale Drift over Temperature | 25 ppm/°C |
| Package Type | 24-Lead Plastic SO Wide |
Key Features
- High-speed sampling at 140 ksps with a sample-and-hold time of 1.14 µs.
- Internally trimmed clock and precision reference for accurate conversions.
- Support for both unipolar and bipolar conversion modes.
- Low power consumption of 12 mW from a single 3V or dual ±3V supply.
- High accuracy with ±0.5 LSB INL and ±0.75 LSB DNL.
- Full-scale drift over temperature of 25 ppm/°C.
- LTBiCMOS switched capacitor technology for reliable performance.
Applications
The LTC1282ACSW#PBF is suitable for a wide range of applications, including:
- Data acquisition systems.
- Industrial control systems.
- Medical devices requiring precise analog-to-digital conversion.
- Aerospace and defense systems where high accuracy and reliability are critical.
- Automotive systems that require robust and accurate ADCs.
Q & A
- What is the resolution of the LTC1282ACSW#PBF?
The LTC1282ACSW#PBF has a resolution of 12 bits. - What is the sampling rate of the LTC1282ACSW#PBF?
The sampling rate is 140 ksps. - What are the supply voltage options for the LTC1282ACSW#PBF?
The device can be powered by either a single 3V supply or dual ±3V supplies. - What is the input range for unipolar and bipolar modes?
In unipolar mode, the input range is 0V to 2.5V. In bipolar mode, the input range is ±1.25V. - What is the power consumption of the LTC1282ACSW#PBF?
The power consumption is 12 mW. - What is the sample-and-hold time of the LTC1282ACSW#PBF?
The sample-and-hold time is 1.14 µs. - Does the LTC1282ACSW#PBF support both unipolar and bipolar conversion modes?
Yes, it supports both unipolar and bipolar conversion modes. - What is the full-scale drift over temperature for the LTC1282ACSW#PBF?
The full-scale drift over temperature is 25 ppm/°C. - What technology is used in the LTC1282ACSW#PBF?
The device uses LTBiCMOS switched capacitor technology. - What is the package type of the LTC1282ACSW#PBF?
The package type is 24-Lead Plastic SO Wide.
