Overview
The LTC2313HTS8-14, produced by Analog Devices Inc., is a 14-bit, 2.5Msps serial sampling Analog-to-Digital Converter (ADC). This device is part of the LTC2313 family and is known for its high performance, low power consumption, and compact design. It operates from a single 3V or 5V supply, drawing only 5mA, making it ideal for high-speed, low-power systems. The LTC2313HTS8-14 features an integrated low drift reference and reference buffer, providing a space-saving solution with excellent AC performance, including 77dB SINAD and –85dB THD at 2.5Msps sampling rate.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 14 |
| Sampling Rate | 2.5 Msps |
| Supply Voltage | 2.7V to 3.6V, 4.75V to 5.25V |
| Supply Current | 5mA (typical at 2.5Msps) |
| Reference Type | Internal (2.048V or 4.096V) |
| Reference Drift | 20ppm/°C (maximum) |
| SNR | 77.5dBFS |
| THD | –85dB |
| Operating Temperature Range | –40°C to 125°C |
| Package | TSOT-23-8 |
| Data Interface | SPI-compatible serial interface (1.8V to 5V logic) |
Key Features
- High-speed SPI-compatible serial interface supporting 1.8V, 2.5V, 3V, and 5V logic.
- Fast 2.5Msps throughput with no cycle latency.
- Integrated low drift reference and reference buffer (20ppm/°C maximum).
- Low power consumption: 14mW at 2.5Msps and 3V supply.
- Automatic nap mode and sleep power-down mode for power savings.
- Single 3V or 5V supply operation.
- Excellent dynamic performance: 77dB SINAD, –85dB THD.
- Compact TSOT-23-8 package.
Applications
- High-speed data acquisition systems.
- Compact, low-power, high-speed systems.
- Industrial control and automation.
- Medical devices requiring high precision and low power.
- Aerospace and defense applications where high reliability is crucial.
- Automotive systems needing high-speed and low-power ADCs.
Q & A
- What is the sampling rate of the LTC2313HTS8-14?
The LTC2313HTS8-14 has a sampling rate of 2.5 Msps.
- What is the power consumption of the LTC2313HTS8-14 at 2.5Msps and 3V supply?
The power consumption is approximately 14mW at 2.5Msps and 3V supply.
- What type of reference does the LTC2313HTS8-14 use?
The LTC2313HTS8-14 uses an internal reference with options for 2.048V or 4.096V.
- What is the operating temperature range of the LTC2313HTS8-14?
The operating temperature range is –40°C to 125°C.
- Does the LTC2313HTS8-14 support multiple logic levels for the digital interface?
- How does the LTC2313HTS8-14 manage power consumption during inactive periods?
The device automatically enters nap mode after conversions and can be put into sleep power-down mode through serial interface control.
- What is the package type of the LTC2313HTS8-14?
The package type is TSOT-23-8.
- What are the key dynamic performance metrics of the LTC2313HTS8-14?
The key metrics include 77dB SINAD and –85dB THD at 2.5Msps sampling rate.
- Is the LTC2313HTS8-14 RoHS compliant?
- What is the typical shutdown current of the LTC2313HTS8-14?
The typical shutdown current is less than 1µA.
