Overview
The LTC1857CG#TRPBF is a high-performance, 12-bit Analog to Digital Converter (ADC) manufactured by Analog Devices Inc. This component is part of the SoftSpan ADC family, which includes 8-channel, low-power, 100ksps ADCs. The LTC1857CG#TRPBF is designed for various data acquisition applications, offering software-programmable input ranges and a single 5V supply operation. It features an onboard high-performance sample-and-hold and precision reference, minimizing the need for external components.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12-bit |
| Sampling Rate | 100ksps |
| Number of Channels | 8 |
| Input Type | Single-ended or differential |
| Input Range | Software-programmable: 0V to 5V, 0V to 10V, ±5V, or ±10V |
| Supply Voltage | Single 5V supply |
| Power Dissipation | 40mW (typical) |
| Data Interface | SPI/MICROWIRE compatible serial I/O |
| Package | 28-Lead SSOP |
| Operating Temperature Range | -40°C to 85°C |
| Fault Protection | ±25V on all channels |
Key Features
- High-performance 12-bit Analog to Digital Converter with 100ksps sampling rate.
- 8-channel multiplexer with software-programmable input ranges (0V to 5V, 0V to 10V, ±5V, or ±10V).
- Single-ended or differential input configurations with fault protection up to ±25V.
- Onboard high-performance sample-and-hold and precision reference.
- Low power dissipation of 40mW with two user-selectable power shutdown modes (Nap and Sleep).
- SPI/MICROWIRE compatible serial I/O for easy integration with microcontrollers and other digital systems.
- Compact 28-Lead SSOP package with a wide operating temperature range of -40°C to 85°C.
Applications
The LTC1857CG#TRPBF is suitable for a variety of data acquisition applications, including:
- Industrial automation and control systems.
- Medical devices requiring precise analog-to-digital conversion.
- Aerospace and defense systems where high reliability and precision are critical.
- Automotive systems, especially those requiring robust and fault-tolerant ADCs.
- Test and measurement equipment where high accuracy and speed are necessary.
Q & A
- What is the resolution of the LTC1857CG#TRPBF ADC?
The LTC1857CG#TRPBF has a 12-bit resolution.
- What is the sampling rate of the LTC1857CG#TRPBF?
The sampling rate is 100ksps.
- How many input channels does the LTC1857CG#TRPBF have?
The LTC1857CG#TRPBF has 8 input channels.
- What are the input range options for the LTC1857CG#TRPBF?
The input ranges are software-programmable and can be set to 0V to 5V, 0V to 10V, ±5V, or ±10V.
- What is the power supply requirement for the LTC1857CG#TRPBF?
The LTC1857CG#TRPBF operates from a single 5V supply.
- What is the typical power dissipation of the LTC1857CG#TRPBF?
The typical power dissipation is 40mW.
- What type of data interface does the LTC1857CG#TRPBF use?
The LTC1857CG#TRPBF uses an SPI/MICROWIRE compatible serial I/O interface.
- What is the package type of the LTC1857CG#TRPBF?
The package type is a 28-Lead SSOP.
- What is the operating temperature range of the LTC1857CG#TRPBF?
The operating temperature range is -40°C to 85°C.
- Does the LTC1857CG#TRPBF have fault protection on its input channels?
