Overview
The LTC2374IUH-16#PBF is a high-performance, 16-bit successive approximation register (SAR) analog-to-digital converter (ADC) produced by Analog Devices Inc. This device operates from a single 5V supply and features an 8-channel input multiplexer with highly configurable input ranges, including fully differential, pseudo-differential unipolar, and pseudo-differential bipolar configurations. It is known for its low noise and high speed, achieving a throughput rate of 1.6 Msps and a signal-to-noise ratio (SNR) of 96 dB (fully differential) or 93 dB (pseudo-differential).
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 16 bits | |
| Throughput Rate | 1.6 Msps | |
| Number of Channels | 8 | |
| Input Range | Fully differential, pseudo-differential unipolar, pseudo-differential bipolar | |
| Supply Voltage (VDD) | 5 V | V |
| Analog Input Voltage | (GND – 0.3V) to (VDD + 0.3V) | V |
| Reference Voltage (VREFIN) | 2.048 V | V |
| SNR (Typical) | 96 dB (fully differential), 93 dB (pseudo-differential) | dB |
| Power Consumption (Active) | 55 mW | mW |
| Power Consumption (Sleep Mode) | 300 μW | μW |
| Operating Temperature Range | -40°C to 85°C | °C |
| Package Type | 32-Lead QFN (5mm x 5mm x 0.75mm) |
Key Features
- Highly configurable 8-channel input multiplexer with low crosstalk.
- Onboard low drift (20 ppm/°C max) 2.048 V temperature-compensated reference and a single-shot capable reference buffer.
- High speed SPI-compatible serial interface supporting 1.8 V, 2.5 V, 3.3 V, and 5 V logic.
- Internal oscillator for setting the conversion time, easing external timing considerations.
- Low power consumption with automatic nap mode between conversions and a sleep mode reducing power to 300 μW.
- No missing codes at 16 bits and ±1 LSB INL (maximum) in all input ranges.
Applications
The LTC2374IUH-16#PBF is suitable for a variety of high-performance applications requiring precise analog-to-digital conversion. These include:
- Industrial automation and control systems.
- Medical devices and diagnostic equipment.
- Aerospace and defense systems.
- High-speed data acquisition systems.
- Test and measurement instruments.
Q & A
- What is the resolution of the LTC2374IUH-16#PBF?
The resolution of the LTC2374IUH-16#PBF is 16 bits.
- What is the throughput rate of the LTC2374IUH-16#PBF?
The throughput rate of the LTC2374IUH-16#PBF is 1.6 Msps.
- How many channels does the LTC2374IUH-16#PBF support?
The LTC2374IUH-16#PBF supports 8 channels.
- What are the input range configurations supported by the LTC2374IUH-16#PBF?
The LTC2374IUH-16#PBF supports fully differential, pseudo-differential unipolar, and pseudo-differential bipolar input ranges.
- What is the typical SNR of the LTC2374IUH-16#PBF?
The typical SNR of the LTC2374IUH-16#PBF is 96 dB (fully differential) or 93 dB (pseudo-differential).
- What is the power consumption of the LTC2374IUH-16#PBF in active mode?
The power consumption of the LTC2374IUH-16#PBF in active mode is 55 mW.
- What is the power consumption of the LTC2374IUH-16#PBF in sleep mode?
The power consumption of the LTC2374IUH-16#PBF in sleep mode is 300 μW.
- What is the operating temperature range of the LTC2374IUH-16#PBF?
The operating temperature range of the LTC2374IUH-16#PBF is -40°C to 85°C.
- What type of package does the LTC2374IUH-16#PBF come in?
The LTC2374IUH-16#PBF comes in a 32-Lead QFN (5mm x 5mm x 0.75mm) package.
- Does the LTC2374IUH-16#PBF have an onboard reference?
Yes, the LTC2374IUH-16#PBF has an onboard low drift (20 ppm/°C max) 2.048 V temperature-compensated reference and a single-shot capable reference buffer.
