Overview
The LTC1861IS8#TRPBF is a 12-bit, 250ksps analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is part of the LTC1860/LTC1861 family, which includes both single-channel and dual-channel configurations. The LTC1861 specifically features two analog input channels, making it suitable for a variety of data acquisition applications. It operates on a single 5V supply and is known for its low power consumption and high accuracy.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 12 Bits | - |
| Sampling Rate | 250 ksps | - |
| Number of Channels | 2 | - |
| Supply Voltage | 5 V | V |
| Operating Temperature Range | -40°C to 85°C | °C |
| Integral Nonlinearity (INL) | ±1 LSB | - |
| Transition Noise | 0.07 LSBRMS | - |
| Gain Error | ±20 mV | mV |
| Offset Error | - | - |
| Package Type | SO-8 | - |
| RoHS Status | RoHS Compliant | - |
Key Features
- High Resolution and Accuracy: The LTC1861 offers 12-bit resolution with no missing codes, ensuring high accuracy in data conversion.
- Dual-Channel Capability: This ADC features two analog input channels, making it versatile for various data acquisition applications.
- Low Power Consumption: The component is designed to operate with low power, making it suitable for battery-powered devices and other low-power applications.
- Serial Interface: The ADC uses a serial interface for data output, which is synchronized by a shift clock input, facilitating easy integration into digital systems.
- Reference Input: The reference input allows for flexible voltage scaling, and it must be kept free of noise to ensure accurate conversions.
- Compact Package: Available in an SO-8 package, this component is ideal for space-constrained designs.
Applications
- Data Acquisition Systems: The LTC1861 is well-suited for various data acquisition systems due to its dual-channel capability and high accuracy.
- Industrial Control Systems: It can be used in industrial control systems where precise analog-to-digital conversion is required.
- Medical Devices: The component's low power consumption and high accuracy make it a good fit for medical devices that require reliable data conversion.
- Aerospace and Defense: Its robust performance over a wide temperature range makes it suitable for aerospace and defense applications.
- Automotive Systems: The LTC1861 can be used in automotive systems that require reliable and accurate data conversion.
Q & A
- What is the resolution of the LTC1861 ADC?
The LTC1861 has a 12-bit resolution with no missing codes.
- How many analog input channels does the LTC1861 have?
The LTC1861 has two analog input channels.
- What is the sampling rate of the LTC1861?
The sampling rate of the LTC1861 is 250 ksps.
- What is the operating temperature range of the LTC1861?
The operating temperature range is -40°C to 85°C.
- Is the LTC1861 RoHS compliant?
Yes, the LTC1861 is RoHS compliant.
- What type of package is the LTC1861 available in?
The LTC1861 is available in an SO-8 package.
- How does the LTC1861 handle serial data output?
The serial data output is synchronized by a shift clock input.
- What should be considered when using the reference input on the LTC1861?
The reference input must be kept free of noise to ensure accurate conversions.
- Can the LTC1861 be used in battery-powered devices?
Yes, the LTC1861 is suitable for battery-powered devices due to its low power consumption.
- What are some common applications of the LTC1861?
The LTC1861 is commonly used in data acquisition systems, industrial control systems, medical devices, aerospace and defense, and automotive systems.
