Overview
The LTC1861LIMS#TRPBF is a 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is part of the LTC1860L/LTC1861L series, known for their low power consumption and high accuracy. The LTC1861LIMS#TRPBF is particularly useful in applications requiring a software-selectable 2-channel multiplexer and an external reference pin, making it versatile for various data acquisition tasks.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 12-bit | |
| Sampling Rate | 150 ksps | |
| Supply Voltage | 2.7 - 3.6 | V |
| Supply Current | 450 µA (at 150 ksps) | |
| Package | MSOP, SO-8 | |
| Analog Input | Differential (LTC1860L), 2-channel MUX (LTC1861L) | |
| Reference Pin | External | |
| Power Dissipation | 1.22 mW (at 150 ksps) | |
| Operating Temperature | -40 to 85°C |
Key Features
- Low power consumption: The ADC automatically powers down between conversions, reducing supply current at lower speeds.
- High accuracy: 12-bit resolution with a sampling rate of up to 150 ksps.
- Software-selectable 2-channel multiplexer: Allows for flexibility in input channel selection.
- External reference pin: Enables the use of an external voltage reference for improved accuracy.
- Single 3V supply: Simplifies power management in the system.
- Sample-and-hold circuitry: Ensures accurate sampling of the analog input signal.
Applications
The LTC1861LIMS#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 low power and high accuracy are critical.
- Automotive systems, particularly those requiring robust and reliable data acquisition.
- Consumer electronics, such as audio and video equipment, where high-quality analog-to-digital conversion is necessary.
Q & A
- What is the resolution of the LTC1861LIMS#TRPBF ADC?
The LTC1861LIMS#TRPBF has a 12-bit resolution. - What is the maximum sampling rate of the LTC1861LIMS#TRPBF?
The maximum sampling rate is 150 ksps. - What is the supply voltage range for the LTC1861LIMS#TRPBF?
The supply voltage range is 2.7 to 3.6 volts. - Does the LTC1861LIMS#TRPBF have an external reference pin?
Yes, it has an external reference pin. - What types of packages are available for the LTC1861LIMS#TRPBF?
The component is available in MSOP and SO-8 packages. - What is the typical supply current at 150 ksps?
The typical supply current at 150 ksps is 450 µA. - Does the LTC1861LIMS#TRPBF have a built-in sample-and-hold circuit?
Yes, it includes sample-and-hold circuitry. - What is the operating temperature range for the LTC1861LIMS#TRPBF?
The operating temperature range is -40 to 85°C. - Is the LTC1861LIMS#TRPBF RoHS compliant?
Yes, it is RoHS compliant. - What are some common applications for the LTC1861LIMS#TRPBF?
Common applications include industrial automation, medical devices, aerospace and defense systems, automotive systems, and consumer electronics.
