Overview
The LTC2373IUH-16#PBF is a high-performance, 16-bit successive approximation register (SAR) analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is designed for low noise and high-speed applications, operating from a single 5V supply. It features an 8-channel input multiplexer with support for fully differential, pseudo-differential unipolar, and pseudo-differential bipolar analog input ranges. The LTC2373IUH-16#PBF is known for its high signal-to-noise ratio (SNR) of 96dB in fully differential mode and 93.4dB in pseudo-differential mode, making it suitable for a wide range of precision measurement applications.
Key Specifications
| Specification | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Description | 8-Channel Single ADC SAR 1Mbps 16-bit Serial 32-Pin QFN |
| Resolution | 16 bit |
| Number of Channels | 8 Channel |
| Sampling Rate | 1 MS/s |
| Analog Supply Voltage | 5 V |
| Digital Supply Voltage | 5 V |
| Input Type | Differential/Pseudo-Differential |
| Architecture | SAR |
| Reference Type | Internal |
| Package / Case | QFN-32 |
| Operating Temperature | -40°C ~ 85°C |
| Power Dissipation | 40 mW |
| SINAD - Signal to Noise and Distortion Ratio | 96 dB |
| SFDR - Spurious Free Dynamic Range | 114 dB |
| INL - Integral Nonlinearity | ±1 LSB |
| DNL - Differential Nonlinearity | 0.1 LSB |
| Gain Error | 2 LSB |
Key Features
- Highly configurable 8-channel input multiplexer supporting fully differential, pseudo-differential unipolar, and pseudo-differential bipolar analog input ranges.
- Low noise performance with 96dB SNR in fully differential mode and 93.4dB in pseudo-differential mode.
- Onboard low drift (20ppm/°C max) 2.048V temperature-compensated reference and a single-shot capable reference buffer.
- High-speed SPI-compatible serial interface supporting 1.8V, 2.5V, 3.3V, and 5V logic.
- Low power dissipation of 40mW, with automatic nap mode between conversions and a sleep mode reducing power to 300μW.
- No missing codes at 16 bits and ±1LSB INL (maximum) in all input ranges.
Applications
- Precision measurement systems requiring high accuracy and low noise.
- Industrial control systems where multiple analog inputs need to be monitored.
- Medical imaging and diagnostic equipment that demand high-resolution ADCs.
- Aerospace and defense applications needing robust and reliable ADCs.
- Automotive systems, especially those requiring high-speed and low-noise data conversion.
Q & A
- What is the resolution of the LTC2373IUH-16#PBF ADC?
The LTC2373IUH-16#PBF has a resolution of 16 bits.
- How many channels does the LTC2373IUH-16#PBF support?
The LTC2373IUH-16#PBF supports 8 channels.
- What is the sampling rate of the LTC2373IUH-16#PBF?
The sampling rate is 1 MS/s.
- What is the analog supply voltage for the LTC2373IUH-16#PBF?
The analog supply voltage is 5 V.
- What types of analog input ranges are supported by the LTC2373IUH-16#PBF?
The LTC2373IUH-16#PBF supports fully differential, pseudo-differential unipolar, and pseudo-differential bipolar analog input ranges.
- What is the signal-to-noise ratio (SNR) of the LTC2373IUH-16#PBF?
The SNR is 96 dB in fully differential mode and 93.4 dB in pseudo-differential mode.
- Does the LTC2373IUH-16#PBF have an onboard reference?
Yes, it has an onboard low drift (20ppm/°C max) 2.048V temperature-compensated reference.
- What is the power dissipation of the LTC2373IUH-16#PBF?
The power dissipation is 40 mW, with a sleep mode reducing power to 300μW.
- What is the operating temperature range of the LTC2373IUH-16#PBF?
The operating temperature range is -40°C to 85°C.
- What type of serial interface does the LTC2373IUH-16#PBF use?
The LTC2373IUH-16#PBF uses a high-speed SPI-compatible serial interface.
