Overview
The LTC2345CUK-16#TRPBF is a high-performance, 16-bit successive approximation register (SAR) analog-to-digital converter (ADC) produced by Analog Devices, Inc. This device is part of the SoftSpan™ series and is designed for applications requiring simultaneous sampling of multiple channels with high accuracy and low noise. The LTC2345-16 features eight differential input channels, each capable of independent configuration for various input voltage ranges, making it versatile for a wide range of signal processing tasks.
Key Specifications
| Specification | Value |
|---|---|
| Part Number | LTC2345CUK-16#TRPBF |
| Manufacturer | Analog Devices, Inc. |
| Description | IC ADC 16BIT 200KSPS SAR 48QFN |
| Number of Bits | 16 |
| Number of A/D Converters | 1 |
| Number of Inputs | 8 |
| Input Type | Differential |
| Sampling Rate (Per Second) | 200k |
| Reference Type | External, Internal |
| Voltage - Supply, Digital | 5V |
| Voltage - Supply, Analog | 5V |
| Package / Case | 48-WFQFN Exposed Pad |
| Operating Temperature | 0°C ~ 70°C |
| Data Interface | LVDS - Serial, SPI |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
Key Features
- Simultaneous sampling of eight differential input channels.
- Flexible SoftSpan™ interface allowing conversion-by-conversion control of the input voltage span on a per-channel basis.
- Internal 2.048V reference and 2× buffer for simplified operation.
- Support for external reference to increase input range and SNR.
- Wide input common mode range and 102dB CMRR, enabling direct digitization of various signals.
- High accuracy with ±1.25LSB INL and no missing codes at 16 bits.
- High signal-to-noise ratio (SNR) of 91dB.
- Pin-selectable SPI CMOS (1.8V to 5V) and LVDS serial interfaces.
- Configurable data output lanes in CMOS mode for optimized bus width and throughput.
Applications
The LTC2345CUK-16#TRPBF is suitable for a variety of applications that require high-precision, simultaneous sampling of multiple analog signals. 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 LTC2345CUK-16#TRPBF ADC?
The LTC2345CUK-16#TRPBF has a resolution of 16 bits.
- How many input channels does the LTC2345CUK-16#TRPBF have?
The device has eight differential input channels.
- What is the sampling rate of the LTC2345CUK-16#TRPBF?
The sampling rate is 200 kSPS (kilosamples per second).
- What are the supported data interfaces for the LTC2345CUK-16#TRPBF?
The device supports LVDS - Serial and SPI interfaces.
- Can the input voltage range be configured on a per-channel basis?
Yes, the SoftSpan™ interface allows for conversion-by-conversion control of the input voltage span on a per-channel basis.
- What is the operating temperature range of the LTC2345CUK-16#TRPBF?
The operating temperature range is from 0°C to 70°C.
- Is the LTC2345CUK-16#TRPBF RoHS compliant?
Yes, the device is lead-free and RoHS compliant.
- What is the package type of the LTC2345CUK-16#TRPBF?
The device is packaged in a 48-WFQFN Exposed Pad.
- Can the device use an external reference?
Yes, the LTC2345CUK-16#TRPBF can use an external reference to increase the input range and SNR.
- What is the signal-to-noise ratio (SNR) of the LTC2345CUK-16#TRPBF?
The SNR is 91dB.
