Overview
The LTC2372HUH-16 is a high-performance, low noise, and high-speed analog-to-digital converter (ADC) produced by Analog Devices Inc. This 16-bit successive approximation register (SAR) ADC operates from a single 5V supply and features an 8-channel input multiplexer. It supports fully differential, pseudo-differential unipolar, and pseudo-differential bipolar analog input ranges, making it highly versatile for various applications. The LTC2372HUH-16 is known for its excellent signal-to-noise ratio (SNR) and low integral nonlinearity (INL), ensuring high accuracy and precision in data conversion.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 16 | Bits |
| Number of Channels | 8 | |
| Maximum Sampling Frequency | 500 | ksps |
| SNR (Typical) | 96 (fully differential), 93.5 (pseudo-differential) | dB |
| INL (Maximum) | ±1 | LSB |
| Internal Reference Voltage | 2.048 | V |
| Reference Temperature Coefficient | 20 | ppm/°C |
| Power Dissipation | 27 | mW |
| Sleep Mode Power Consumption | 300 | μW |
| Operating Temperature Range | -40°C to 125°C | |
| Data Output Interface | Serial SPI |
Key Features
- Highly Configurable Input Multiplexer: Supports fully differential, pseudo-differential unipolar, and pseudo-differential bipolar analog input ranges.
- Low Noise and High SNR: Achieves 96dB (fully differential) and 93.5dB (pseudo-differential) SNR, ensuring high signal quality.
- Low Drift Internal Reference: Features a 2.048V temperature-compensated reference with a low drift of 20ppm/°C.
- High-Speed SPI Interface: Supports 1.8V, 2.5V, 3.3V, and 5V logic, with a sequencer depth of 16.
- Low Power Consumption: Dissipates only 27mW and includes a sleep mode to reduce power consumption to 300μW during inactive periods.
- Internal Oscillator: Sets the conversion time, easing external timing considerations.
Applications
The LTC2372HUH-16 is suitable for a variety of applications that require high precision and low noise data conversion, including:
- Industrial automation and control systems.
- Medical devices and diagnostic equipment.
- Aerospace and defense systems.
- High-performance data acquisition systems.
- Test and measurement equipment.
Q & A
- What is the resolution of the LTC2372HUH-16 ADC?
The LTC2372HUH-16 has a resolution of 16 bits.
- How many channels does the LTC2372HUH-16 support?
The LTC2372HUH-16 supports 8 channels.
- What is the maximum sampling frequency of the LTC2372HUH-16?
The maximum sampling frequency is 500 ksps.
- What is the typical SNR of the LTC2372HUH-16?
The typical SNR is 96 dB (fully differential) and 93.5 dB (pseudo-differential).
- What is the power consumption of the LTC2372HUH-16 in normal operation?
The power consumption is 27 mW.
- Does the LTC2372HUH-16 have a sleep mode?
Yes, the LTC2372HUH-16 has a sleep mode that reduces power consumption to 300 μW.
- What type of data output interface does the LTC2372HUH-16 use?
The LTC2372HUH-16 uses a Serial SPI interface.
- What is the operating temperature range of the LTC2372HUH-16?
The operating temperature range is -40°C to 125°C.
- Does the LTC2372HUH-16 have an internal oscillator?
Yes, the LTC2372HUH-16 has an internal oscillator that sets the conversion time.
- What is the internal reference voltage of the LTC2372HUH-16?
The internal reference voltage is 2.048 V.
