Overview
The LTC1855CG#TRPBF is a high-performance 14-bit Analog to Digital Converter (ADC) manufactured by Analog Devices Inc. This component is designed for data acquisition applications, offering a balance of resolution, speed, and features that make it suitable for a wide range of uses. The LTC1855CG#TRPBF operates from a single 5V supply and features an 8-channel multiplexer that can be programmed for single-ended inputs, pairs of differential inputs, or combinations of both.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 14 bits |
| Sampling Rate | 100 ksamples per second |
| Number of Channels | 8 channels |
| Input Type | Differential, Single Ended |
| Data Interface | SPI |
| Architecture | SAR (Successive Approximation Register) |
| Voltage Supply (Analog) | 5V |
| Voltage Supply (Digital) | 5V |
| Package/Case | 28-SSOP (0.209" width, 5.30mm width) |
| Operating Temperature Range | -40°C to 85°C |
| Power Dissipation | 40mW at 100ksps, 27.5mW in Nap mode, 40mW in Sleep mode |
Key Features
- High resolution and sampling rate for accurate data acquisition.
- 8-channel multiplexer with single-ended and differential input configurations.
- Onboard precision reference minimizes external components.
- Fault protection up to ±30V on all channels.
- Low power consumption with two power shutdown modes (Nap and Sleep).
- Compact 28-SSOP package suitable for space-constrained designs.
- Compatible with industry-standard SPI interface for easy integration into existing systems.
Applications
The LTC1855CG#TRPBF is versatile and can be used in various applications, including:
- Data acquisition systems.
- Industrial control systems.
- Medical devices requiring precise analog-to-digital conversion.
- Aerospace and defense applications where high reliability and performance are critical.
- Automotive systems that require robust and accurate data conversion.
Q & A
- What is the resolution of the LTC1855CG#TRPBF ADC?
The LTC1855CG#TRPBF has a 14-bit resolution. - What is the sampling rate of the LTC1855CG#TRPBF?
The sampling rate is 100 ksamples per second. - How many input channels does the LTC1855CG#TRPBF have?
The LTC1855CG#TRPBF has 8 input channels. - What types of input configurations are supported by the LTC1855CG#TRPBF?
The LTC1855CG#TRPBF supports single-ended and differential input configurations. - What is the data interface of the LTC1855CG#TRPBF?
The data interface is SPI. - What is the architecture of the LTC1855CG#TRPBF ADC?
The architecture is SAR (Successive Approximation Register). - What is the operating temperature range of the LTC1855CG#TRPBF?
The operating temperature range is -40°C to 85°C. - How much power does the LTC1855CG#TRPBF consume?
The power consumption is 40mW at 100ksps, with lower consumption in Nap and Sleep modes. - What is the package type of the LTC1855CG#TRPBF?
The package type is 28-SSOP. - Is the LTC1855CG#TRPBF fault protected?
Yes, all channels are fault protected up to ±30V.
