Overview
The LTC2372HUH-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 design. It operates from a single 5V supply and features an 8-channel input multiplexer, supporting various analog input ranges including fully differential, pseudo-differential unipolar, and pseudo-differential bipolar configurations.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | LTC2372HUH-18#TRPBF |
| Resolution | 18 bits |
| Sampling Rate | 500 kSPS |
| Number of Analog Input Channels | 8 |
| Supply Voltage | 4.75 V to 5.25 V |
| Package | 32-Lead QFN (5mm x 5mm x 0.75mm) |
| Signal-to-Noise Ratio (SNR) | 100 dB (fully differential), 95 dB (pseudo-differential) |
| Integral Nonlinearity (INL) | ±2.75 LSB (maximum) |
| Power Consumption | 27 mW (active), 300 μW (sleep mode) |
| Interface | SPI-compatible serial interface (1.8V, 2.5V, 3.3V, 5V logic) |
Key Features
- Highly configurable 8-channel input multiplexer supporting fully differential, pseudo-differential unipolar, and pseudo-differential bipolar analog input ranges.
- Low noise and high speed operation with 100 dB SNR (fully differential) and 95 dB SNR (pseudo-differential).
- Onboard low drift (20 ppm/°C max) 2.048 V temperature-compensated reference and single-shot capable reference buffer.
- SPI-compatible serial interface supporting 1.8 V, 2.5 V, 3.3 V, and 5 V logic.
- Internal oscillator for setting conversion time, reducing external timing considerations.
- Low power consumption with automatic nap mode between conversions and a sleep mode reducing power to 300 μW.
Applications
The LTC2372HUH-18#TRPBF is suitable for a variety of applications requiring 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 data acquisition systems.
- Test and measurement instruments.
Q & A
- What is the resolution of the LTC2372HUH-18#TRPBF ADC?
The LTC2372HUH-18#TRPBF has an 18-bit resolution.
- What is the sampling rate of the LTC2372HUH-18#TRPBF?
The sampling rate is 500 kSPS.
- How many analog input channels does the LTC2372HUH-18#TRPBF have?
It has 8 analog input channels.
- What is the supply voltage range for the LTC2372HUH-18#TRPBF?
The supply voltage range is from 4.75 V to 5.25 V.
- What is the package type of the LTC2372HUH-18#TRPBF?
The package type is a 32-Lead QFN (5mm x 5mm x 0.75mm).
- What is the signal-to-noise ratio (SNR) of the LTC2372HUH-18#TRPBF?
The SNR is 100 dB (fully differential) and 95 dB (pseudo-differential).
- Does the LTC2372HUH-18#TRPBF have an onboard reference?
Yes, it has an onboard low drift (20 ppm/°C max) 2.048 V temperature-compensated reference.
- What interface does the LTC2372HUH-18#TRPBF use for communication?
The LTC2372HUH-18#TRPBF uses a SPI-compatible serial interface supporting 1.8 V, 2.5 V, 3.3 V, and 5 V logic.
- How does the LTC2372HUH-18#TRPBF manage power consumption?
The LTC2372HUH-18#TRPBF has automatic nap mode between conversions and a sleep mode that reduces power consumption to 300 μW.
- What are some typical applications for the LTC2372HUH-18#TRPBF?
Typical applications include industrial automation, medical devices, aerospace and defense systems, high-end data acquisition systems, and test and measurement instruments.
