Overview
The LTC2348HLX-16 is a high-performance, 16-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is part of the LTC2348 family, known for its low noise and high-speed capabilities. It features eight simultaneous sampling channels, making it ideal for applications requiring precise and simultaneous data acquisition. The ADC operates from a 5V low voltage supply and supports flexible high voltage supplies, utilizing an internal reference and buffer for enhanced signal handling.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 16-bit | |
| Number of Channels | 8 | |
| Sampling Rate | 200 kS/s | |
| Analog Supply Voltage | 5 V | |
| Digital Supply Voltage | 1.8 V to 5 V | |
| Input Type | Differential/Pseudo-Differential | |
| Architecture | SAR (Successive Approximation Register) | |
| Reference Type | Internal | |
| Package / Case | 48-Lead LQFP (7x7 mm) | |
| Operating Temperature | -40°C to 85°C | |
| Data Interface | SPI CMOS (1.8V to 5V), LVDS | |
| Input Voltage Range | ±10.24V, 0V to 10.24V, ±5.12V, 0V to 5.12V |
Key Features
- Simultaneous sampling of all eight channels, ensuring synchronized data acquisition.
- Flexible input voltage ranges: ±10.24V, 0V to 10.24V, ±5.12V, or 0V to 5.12V, configurable on a per-channel basis.
- Low noise performance with 94.4dB SNR and ±1LSB INL (Integral Non-Linearity).
- No missing codes at 16 bits, ensuring high accuracy.
- Wide input common mode range and high CMRR (118dB) for direct digitization of various signals.
- Internal 2.048V reference and 2X buffer for simplified operation.
- Pin-selectable SPI CMOS (1.8V to 5V) and LVDS serial interfaces for flexible data output.
- Individual channels can be disabled to increase throughput on remaining channels.
Applications
The LTC2348HLX-16 is suitable for a variety of high-performance applications, including:
- Industrial automation and control systems.
- High-voltage measurement and monitoring systems.
- Medical devices requiring precise and simultaneous data acquisition.
- Aerospace and defense systems where high accuracy and reliability are critical.
- Test and measurement equipment.
Q & A
- What is the resolution of the LTC2348HLX-16 ADC?
The LTC2348HLX-16 has a resolution of 16 bits.
- How many channels does the LTC2348HLX-16 support?
The LTC2348HLX-16 supports eight simultaneous sampling channels.
- What is the sampling rate of the LTC2348HLX-16?
The sampling rate is 200 kS/s per channel.
- What are the supported input voltage ranges for the LTC2348HLX-16?
The device supports input voltage ranges of ±10.24V, 0V to 10.24V, ±5.12V, and 0V to 5.12V.
- What type of data interface does the LTC2348HLX-16 support?
The device supports pin-selectable SPI CMOS (1.8V to 5V) and LVDS serial interfaces.
- Can individual channels be disabled on the LTC2348HLX-16?
- What is the operating temperature range of the LTC2348HLX-16?
The operating temperature range is -40°C to 85°C.
- What is the package type of the LTC2348HLX-16?
The device is packaged in a 48-Lead LQFP (7x7 mm).
- Does the LTC2348HLX-16 have an internal reference and buffer?
- What are some typical applications of the LTC2348HLX-16?
Typical applications include industrial automation, high-voltage measurement, medical devices, aerospace and defense systems, and test and measurement equipment.
