Overview
The LTC1867CGN#TRPBF is a 16-bit, 8-channel analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is part of the LTC1863/LTC1867 family, known for its high performance and versatility in various applications. The LTC1867 is housed in a compact 16-lead narrow plastic SSOP package, making it suitable for space-sensitive and low-power applications. It features a serial interface compatible with SPI and Microwire protocols, and it can operate in both unipolar and bipolar conversion modes.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| Resolution | 16 | Bits | |||
| Number of Channels | 8 | ||||
| Sample Rate | 200 | ksps | |||
| Analog Input Range (Unipolar) | 0 | 4.096 | V | ||
| Analog Input Range (Bipolar) | -2.048 | 2.048 | V | ||
| Internal Reference Voltage | IOUT = 0 | 2.48 | 2.5 | 2.52 | V |
| Signal-to-Noise Ratio (SNR) | 89 | dB | |||
| Supply Voltage | 4.75 | 5.0 | 5.25 | V | |
| Supply Current at 200ksps | VDD = 5V | 1.3 | mA | ||
| Operating Temperature Range | 0 | 70 | °C |
Key Features
- High Resolution and Accuracy: 16-bit resolution with no missing codes and a ±2LSB INL specification over temperature.
- Multiple Input Configurations: Supports single-ended or differential inputs and unipolar or bipolar conversion modes.
- Low Power Consumption: Draws only 1.3mA from a single 5V supply at 200ksps, with automatic nap and sleep modes for power-sensitive applications.
- Internal Reference: Includes an internal reference voltage with a typical value of 2.5V and low temperature drift.
- Serial Interface: Compatible with SPI and Microwire protocols for easy communication.
- Compact Packaging: Housed in a 16-lead narrow plastic SSOP package, suitable for space-sensitive applications).
- AEC-Q100 Qualified: Suitable for automotive applications.
Applications
The LTC1867CGN#TRPBF is versatile and can be used in a variety of applications, including:
- Automotive Systems: AEC-Q100 qualified, making it suitable for use in automotive environments.
- Industrial Automation: Ideal for data acquisition and control systems due to its high accuracy and low power consumption.
- Medical Devices: Used in medical equipment where precise analog-to-digital conversion is required.
- Consumer Electronics: Suitable for applications requiring high-resolution ADCs with low power consumption.
- Test and Measurement Equipment: Utilized in various test and measurement instruments due to its high performance and reliability.
Q & A
- What is the resolution of the LTC1867CGN#TRPBF?
The LTC1867CGN#TRPBF has a 16-bit resolution.
- How many channels does the LTC1867CGN#TRPBF support?
The device supports 8 channels.
- What is the sample rate of the LTC1867CGN#TRPBF?
The sample rate is up to 200ksps.
- What are the analog input ranges for the LTC1867CGN#TRPBF?
The device supports unipolar input ranges from 0V to 4.096V and bipolar input ranges from -2.048V to 2.048V.
- What is the typical signal-to-noise ratio (SNR) of the LTC1867CGN#TRPBF?
The SNR is typically 89dB.
- What is the power consumption of the LTC1867CGN#TRPBF at 200ksps?
The device consumes approximately 1.3mA from a single 5V supply at 200ksps.
- Does the LTC1867CGN#TRPBF have an internal reference voltage?
Yes, it includes an internal reference voltage with a typical value of 2.5V.
- What communication protocols does the LTC1867CGN#TRPBF support?
The device supports SPI and Microwire serial interfaces.
- Is the LTC1867CGN#TRPBF suitable for automotive applications?
Yes, it is AEC-Q100 qualified for automotive use.
- What is the operating temperature range of the LTC1867CGN#TRPBF?
The operating temperature range is from 0°C to 70°C.
