Overview
The Texas Instruments ADS2807Y/1K5 is a high-performance, dual-channel, 12-bit analog-to-digital converter (ADC) designed for demanding applications requiring high speed and dynamic range. This pipelined ADC operates at a sampling rate of up to 50 MSPS and features an internal reference, allowing for flexible input range settings without external reference circuitry. The ADS2807Y/1K5 is housed in a TQFP-64 package and is suitable for a wide range of applications, including imaging, medical devices, and high-speed data acquisition systems.
Key Specifications
| Parameter | Description | Value | Units |
|---|---|---|---|
| Resolution | Number of bits | 12 | Bits |
| Sampling Rate | Maximum sampling frequency | 50 | MSPS |
| Input Range | Differential input range | 2V to 3V | Vp-p |
| Signal-to-Noise and Distortion (SINAD) | At 1 MHz input frequency | 65 | dBFS |
| Spurious-Free Dynamic Range (SFDR) | At 1 MHz input frequency | 72.7 | dBFS |
| Power Supply | Operating voltage | +5V | V |
| Package | Package type | HTQFP-64 (10x10) | |
| Operating Temperature | Temperature range | -40°C to +85°C | °C |
Key Features
- High-Speed Operation: Sampling rates up to 50 MSPS.
- Internal Reference: Allows for setting the full-scale range without external reference circuitry.
- Differential Input: Minimizes even-order harmonics and improves common-mode noise immunity.
- Over-Range Indicator: Flags input signals that exceed the full-scale input range.
- Output Enable Pin: Enables multiplexing and testability on the PCB.
- Digital Error Correction: Ensures excellent differential linearity and no missing codes at the 12-bit level.
- Flexible Input Configuration: Can be driven single-ended or differentially.
- Single Power Supply: Operates on a single +5V supply.
Applications
- Imaging Systems: Medical imaging, industrial imaging, and other high-speed imaging applications.
- Medical Devices: Ultrasound, MRI, and other medical diagnostic equipment.
- Data Acquisition Systems: High-speed data acquisition in various industrial and scientific applications.
- Test and Measurement Equipment: Oscilloscopes, signal analyzers, and other test equipment.
- Aerospace and Defense: Radar systems, communication systems, and other high-performance applications.
Q & A
- What is the resolution of the ADS2807Y/1K5 ADC?
The ADS2807Y/1K5 has a resolution of 12 bits.
- What is the maximum sampling rate of the ADS2807Y/1K5?
The maximum sampling rate is 50 MSPS.
- What is the differential input range of the ADS2807Y/1K5?
The differential input range is 2V to 3V.
- Does the ADS2807Y/1K5 have an internal reference?
- What is the purpose of the over-range indicator in the ADS2807Y/1K5?
The over-range indicator flags input signals that exceed the full-scale input range, helping to adjust front-end gain control circuitry.
- Can the ADS2807Y/1K5 be driven single-ended or differentially?
- What is the operating voltage of the ADS2807Y/1K5?
The operating voltage is +5V.
- What is the package type of the ADS2807Y/1K5?
The package type is HTQFP-64 (10x10).
- What is the operating temperature range of the ADS2807Y/1K5?
The operating temperature range is -40°C to +85°C.
- What are some typical applications of the ADS2807Y/1K5?
Typical applications include imaging systems, medical devices, data acquisition systems, and test and measurement equipment.
