Overview
The LTC2345CUK-18#TRPBF is an 18-bit, octal analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is part of the SoftSpan™ series and is designed for high-performance applications requiring simultaneous sampling and wide input common mode range. It operates from a 5V supply and features a successive approximation register (SAR) architecture, making it suitable for a variety of signal processing tasks.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Description | Octal, 18-Bit, 200ksps Differential SoftSpan ADC |
| Voltage - Supply, Digital | 5V |
| Voltage - Supply, Analog | 5V |
| Package / Case | 48-WFQFN Exposed Pad (7mm x 7mm x 0.75mm) |
| Sampling Rate (Per Second) | 200k |
| Reference Type | External, Internal |
| Ratio - S/H:ADC | 8:1 |
| Number of Inputs | 8 |
| Number of Bits | 18 |
| Number of A/D Converters | 1 |
| Input Type | Differential |
| Operating Temperature | -40°C ~ 125°C |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Data Interface | LVDS - Serial, SPI |
Key Features
- Simultaneous sampling of all eight 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
- External reference option to increase input range and SNR
- Wide input common mode range and 102dB CMRR
- ±5LSB INL, no missing codes at 18 bits, and 91.8dB SNR
- Pin-selectable SPI CMOS (1.8V to 5V) and LVDS serial interfaces
- Configurable bus width and throughput with one to eight lanes of data output in CMOS mode
Applications
The LTC2345CUK-18#TRPBF is ideal for various high-performance applications, including:
- Industrial process control and monitoring
- Medical imaging and diagnostics
- Aerospace and defense systems
- Automotive systems requiring high precision and reliability
- Test and measurement equipment
Q & A
- What is the resolution of the LTC2345CUK-18#TRPBF ADC?
The LTC2345CUK-18#TRPBF has an 18-bit resolution. - How many input channels does the LTC2345CUK-18#TRPBF have?
The device has eight differential input channels. - What is the sampling rate of the LTC2345CUK-18#TRPBF?
The sampling rate is 200ksps (kilosamples per second). - What are the supply voltage requirements for the LTC2345CUK-18#TRPBF?
The device operates from a 5V supply for both digital and analog sections. - Does the LTC2345CUK-18#TRPBF support external references?
Yes, it supports both internal and external references. - What is the operating temperature range of the LTC2345CUK-18#TRPBF?
The operating temperature range is -40°C to 125°C. - What data interfaces are supported by the LTC2345CUK-18#TRPBF?
The device supports LVDS - Serial and SPI interfaces. - What is the package type of the LTC2345CUK-18#TRPBF?
The device is packaged in a 48-WFQFN Exposed Pad (7mm x 7mm x 0.75mm). - Is the LTC2345CUK-18#TRPBF RoHS compliant?
Yes, it is lead-free and RoHS compliant. - What is the moisture sensitivity level (MSL) of the LTC2345CUK-18#TRPBF?
The MSL is 1 (Unlimited).
