Overview
The LTC2372CUH-18#TRPBF is a high-performance, 18-bit successive approximation register (SAR) analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is part of the LTC2372 family and is known for its low noise, high speed, and highly configurable input multiplexer. It operates from a single 5V supply and is designed to support a variety of analog input ranges, including fully differential, pseudo-differential unipolar, and pseudo-differential bipolar configurations.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 18 bits |
| Sample Rate | 500 ksps |
| Number of Channels | 8 |
| Input Range | Fully differential, pseudo-differential unipolar, pseudo-differential bipolar |
| SNR (Typical) | 100 dB (fully differential), 95 dB (pseudo-differential) |
| INL (Maximum) | ±2.75 LSB |
| Supply Voltage | 5 V |
| Package | 32-Lead QFN (5mm x 5mm x 0.75mm) |
| Power Consumption | 27 mW (active), 300 μW (sleep mode) |
| Serial Interface | SPI-compatible, supports 1.8V, 2.5V, 3.3V, and 5V logic |
| Reference Voltage | Onboard 2.048V temperature-compensated reference |
Key Features
- Low noise and high speed operation
- Highly configurable 8-channel input multiplexer
- Supports fully differential, pseudo-differential unipolar, and pseudo-differential bipolar analog input ranges
- High SNR of 100 dB (fully differential) and 95 dB (pseudo-differential)
- No missing codes at 18 bits and ±2.75 LSB INL (maximum)
- Onboard low drift (20 ppm/°C max) 2.048V temperature-compensated reference and single-shot capable reference buffer
- High speed SPI-compatible serial interface with support for 1.8V, 2.5V, 3.3V, and 5V logic
- Internal oscillator for conversion timing and low power consumption with automatic nap mode between conversions
- Sleep mode for reduced power consumption to 300 μW
Applications
The LTC2372CUH-18#TRPBF is suitable for a wide range of applications that require high precision and low noise analog-to-digital conversion. These include:
- Industrial automation and control systems
- Medical devices and diagnostic equipment
- Aerospace and defense systems
- High-end audio and video equipment
- Scientific instruments and data acquisition systems
Q & A
- What is the resolution of the LTC2372CUH-18#TRPBF ADC?
The LTC2372CUH-18#TRPBF has a resolution of 18 bits. - What is the sample rate of the LTC2372CUH-18#TRPBF?
The sample rate is 500 ksps. - How many channels does the LTC2372CUH-18#TRPBF support?
The LTC2372CUH-18#TRPBF supports 8 channels. - What are the supported input ranges for the LTC2372CUH-18#TRPBF?
The supported input ranges include fully differential, pseudo-differential unipolar, and pseudo-differential bipolar configurations. - What is the typical SNR of the LTC2372CUH-18#TRPBF?
The typical SNR is 100 dB (fully differential) and 95 dB (pseudo-differential). - What is the maximum INL for the LTC2372CUH-18#TRPBF?
The maximum INL is ±2.75 LSB. - What is the supply voltage for the LTC2372CUH-18#TRPBF?
The supply voltage is 5 V. - What is the package type for the LTC2372CUH-18#TRPBF?
The package type is a 32-Lead QFN (5mm x 5mm x 0.75mm). - How much power does the LTC2372CUH-18#TRPBF consume?
The power consumption is 27 mW (active) and 300 μW (sleep mode). - What serial interface does the LTC2372CUH-18#TRPBF support?
The LTC2372CUH-18#TRPBF supports a SPI-compatible serial interface with 1.8V, 2.5V, 3.3V, and 5V logic.
