Overview
The LTC2344CUH-16#PBF, produced by Analog Devices Inc., is a quad, 16-bit, 400ksps per channel simultaneous sampling successive approximation register (SAR) analog-to-digital converter (ADC). This device is part of the LTC2344-16 series and is known for its low noise and wide input common mode range, making it suitable for a variety of applications requiring high dynamic range.
Operating from a 5V supply, the LTC2344-16 features differential inputs with a wide common mode range and supports multiple input ranges on a per-channel basis, including ±4.096V, 0V to 4.096V, ±2.048V, and 0V to 2.048V. The device also offers pin-selectable SPI CMOS (1.8V to 5V) and LVDS serial interfaces, allowing for flexible data output configurations.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 16 bits |
| Sampling Rate | 400ksps per channel |
| Input Range | ±4.096V, 0V to 4.096V, ±2.048V, 0V to 2.048V |
| Input Type | Differential, wide common mode range |
| Integral Nonlinearity (INL) | ±1.25LSB (maximum) |
| Signal-to-Noise Ratio (SNR) | 93.4dB |
| Common Mode Rejection Ratio (CMRR) | 102dB |
| Supply Voltage | 5V |
| Interface | Pin-selectable SPI CMOS (1.8V to 5V) and LVDS |
| Package | 32-Lead (5mm × 5mm) Plastic QFN |
Key Features
- Quad-channel simultaneous sampling ADC
- Low noise and high accuracy with ±1.25LSB INL and no missing codes at 16 bits
- Differential inputs with wide common mode range
- Per-channel SoftSpan input ranges: ±4.096V, 0V to 4.096V, ±2.048V, 0V to 2.048V
- Pin-selectable SPI CMOS (1.8V to 5V) and LVDS serial interfaces
- Flexible data output configurations with one to four lanes of data output in CMOS mode
- High signal-to-noise ratio (SNR) of 93.4dB and common mode rejection ratio (CMRR) of 102dB
Applications
- Industrial automation and control systems
- Medical imaging and diagnostics
- Aerospace and defense systems
- High-performance data acquisition systems
- Test and measurement equipment
Q & A
- What is the resolution of the LTC2344CUH-16#PBF ADC?
The LTC2344CUH-16#PBF has a resolution of 16 bits.
- What is the sampling rate of each channel?
Each channel of the LTC2344CUH-16#PBF has a sampling rate of 400ksps.
- What are the available input ranges for the LTC2344CUH-16#PBF?
The available input ranges are ±4.096V, 0V to 4.096V, ±2.048V, and 0V to 2.048V.
- What type of interfaces does the LTC2344CUH-16#PBF support?
The device supports pin-selectable SPI CMOS (1.8V to 5V) and LVDS serial interfaces.
- What is the common mode rejection ratio (CMRR) of the LTC2344CUH-16#PBF?
The CMRR is 102dB.
- Can the channels be configured independently?
Yes, each channel can be independently configured on a conversion-by-conversion basis.
- What is the signal-to-noise ratio (SNR) of the LTC2344CUH-16#PBF?
The SNR is 93.4dB.
- What is the package type of the LTC2344CUH-16#PBF?
The device is packaged in a 32-Lead (5mm × 5mm) Plastic QFN.
- Can channels be disabled to increase throughput on the remaining channels?
Yes, individual channels may be disabled to increase throughput on the remaining channels.
- What are some typical applications of the LTC2344CUH-16#PBF?
Typical applications include industrial automation, medical imaging, aerospace and defense systems, high-performance data acquisition systems, and test and measurement equipment.
