Overview
The LTC1290DCSW#TRPBF is a single-chip 12-bit data acquisition system produced by Analog Devices Inc. This component integrates several key functional blocks, including a 12-bit successive approximation A/D converter, an 8-channel analog multiplexer, a sample-and-hold circuit, and a synchronous, full duplex serial interface. It is designed to perform either 12-bit unipolar or 11-bit plus sign bipolar A/D conversions and supports both single-ended and differential input configurations.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12-bit (unipolar), 11-bit plus sign (bipolar) |
| Number of Channels | 8 |
| Input Type | Single-ended or differential |
| Input Voltage Range | 0V to 5V or ±5V |
| Overvoltage Range | ±15V |
| Sample-and-Hold | On-chip for all single-ended input channels |
| Serial Interface | Synchronous, full duplex, four-wire serial interface |
| Package | 20-Lead SOIC (Wide 0.3 Inch) |
| Power Consumption | Can be powered down for low power applications |
Key Features
- 12-bit successive approximation A/D converter with LTCMOS™ switched capacitor technology
- 8-channel analog multiplexer with single-ended or differential input configurations
- On-chip sample-and-hold circuit for all single-ended input channels
- Synchronous, full duplex serial interface for communication with microprocessors and other external circuitry
- Low power consumption with the ability to power down via a serial word
- Support for both unipolar and bipolar conversions
Applications
- Data acquisition systems in industrial, medical, and automotive applications
- Embedded systems requiring precise analog-to-digital conversion
- Low power consumption applications where energy efficiency is crucial
- Systems requiring synchronous serial communication with microprocessors or other digital circuitry
Q & A
- What is the resolution of the LTC1290DCSW#TRPBF A/D converter?
The LTC1290DCSW#TRPBF has a resolution of 12-bit for unipolar conversions and 11-bit plus sign for bipolar conversions.
- How many input channels does the LTC1290DCSW#TRPBF support?
The LTC1290DCSW#TRPBF supports 8 input channels.
- What types of input configurations are supported by the LTC1290DCSW#TRPBF?
The LTC1290DCSW#TRPBF supports both single-ended and differential input configurations.
- What is the input voltage range for the LTC1290DCSW#TRPBF?
The input voltage range is 0V to 5V or ±5V.
- Does the LTC1290DCSW#TRPBF have an on-chip sample-and-hold circuit?
- How does the LTC1290DCSW#TRPBF communicate with external circuitry?
The LTC1290DCSW#TRPBF communicates via a synchronous, full duplex, four-wire serial interface.
- What is the package type of the LTC1290DCSW#TRPBF?
The LTC1290DCSW#TRPBF is packaged in a 20-Lead SOIC (Wide 0.3 Inch).
- Can the LTC1290DCSW#TRPBF be powered down for low power applications?
- What are some common applications of the LTC1290DCSW#TRPBF?
- Is the LTC1290DCSW#TRPBF suitable for systems requiring synchronous serial communication?
