Overview
The LTC1867AIGN#WTRPBF 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 low power consumption. It features a serial I/O interface and an internal reference, making it suitable for a wide range of applications requiring precise and efficient analog-to-digital conversion.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| Analog Input Range (Unipolar Mode) | 0 | 4.096 | V | ||
| Analog Input Range (Bipolar Mode) | -2.048 | 2.048 | V | ||
| Sample Rate | 200 | ksps | |||
| Power Consumption at 200ksps | VDD = 5V | 1.3 | mA | ||
| Power Consumption at 100ksps | VDD = 5V | 0.76 | mA | ||
| Integral Nonlinearity (INL) | ±2 | LSB | |||
| Signal-to-Noise Ratio (SNR) | 89 | dB | |||
| Package Type | 16-Lead Narrow SSOP | ||||
| Operating Temperature Range | -40 | 85 | °C |
Key Features
- Low Power Consumption: The LTC1867 draws only 1.3mA from a single 5V supply at 200ksps and 0.76mA at 100ksps, making it suitable for power-sensitive applications.
- Automatic Nap and Sleep Modes: These modes help in reducing power consumption between conversions.
- High DC Performance: The device features ±2LSB INL and no missing codes over temperature, along with a high SNR of typically 89dB.
- Flexible Input Configuration: The 8-channel input multiplexer can be configured for single-ended or differential inputs and unipolar or bipolar conversions.
- Internal Reference: The device includes an internal 2.5V reference voltage.
- Compact Package: Housed in a 16-pin narrow SSOP package, making it ideal for space-sensitive applications.
Applications
The LTC1867AIGN#WTRPBF is versatile and can be used in various applications, including:
- Industrial control systems
- Medical devices requiring precise analog-to-digital conversion
- Aerospace and defense systems where low power and high accuracy are critical
- Automotive systems, especially those requiring robust and reliable ADCs
- Test and measurement equipment
Q & A
- What is the resolution of the LTC1867AIGN#WTRPBF ADC?
The LTC1867AIGN#WTRPBF is a 16-bit ADC.
- What is the maximum sample rate of the LTC1867AIGN#WTRPBF?
The maximum sample rate is 200ksps.
- What are the power consumption levels at different sample rates?
At 200ksps, the power consumption is typically 1.3mA, and at 100ksps, it is typically 0.76mA.
- What is the integral nonlinearity (INL) specification of the LTC1867AIGN#WTRPBF?
The INL specification is ±2LSB.
- What is the signal-to-noise ratio (SNR) of the LTC1867AIGN#WTRPBF?
The SNR is typically 89dB.
- What types of input configurations are supported by the LTC1867AIGN#WTRPBF?
The device supports single-ended or differential inputs and unipolar or bipolar conversions.
- Does the LTC1867AIGN#WTRPBF have an internal reference voltage?
Yes, it includes an internal 2.5V reference voltage.
- What is the operating temperature range of the LTC1867AIGN#WTRPBF?
The operating temperature range is -40°C to 85°C.
- What is the package type of the LTC1867AIGN#WTRPBF?
The device is housed in a 16-pin narrow SSOP package.
- Are there any power-saving modes available on the LTC1867AIGN#WTRPBF?
Yes, the device features automatic nap and sleep modes to reduce power consumption between conversions.
