Overview
The AD7865BSZ-3REEL, produced by Analog Devices Inc., is a high-performance, four-channel simultaneous sampling 14-bit Analog-to-Digital Converter (ADC). This component operates from a single +5 V supply and is designed for applications requiring fast and accurate analog-to-digital conversion. It features a successive approximation ADC with a conversion time of 2.5 µs, four track/hold amplifiers, a 2.5 V on-chip reference, and an integrated clock oscillator. The AD7865BSZ-3REEL is packaged in a 44-lead MQFP (13.9mm x 10mm) and is suitable for various industrial and medical applications where simultaneous sampling of multiple analog inputs is necessary.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 14 bits |
| Number of Channels | 4 |
| Conversion Time | 2.5 µs |
| Supply Voltage | +5 V |
| Analog Input Range | ±10 V, ±5 V, ±2.5 V |
| Overvoltage Protection | ±20 V |
| Package Type | 44-Lead MQFP (13.9mm x 10mm) |
| Interface | High Speed Parallel Interface |
Key Features
- Simultaneous sampling of four analog input channels, preserving relative phase information.
- Fast conversion time of 2.5 µs using successive approximation ADC.
- Integrated track/hold amplifiers and signal conditioning circuitry.
- On-chip 2.5 V reference and clock oscillator.
- High speed parallel interface for data output.
- Overvoltage protection up to ±20 V on analog inputs.
Applications
The AD7865BSZ-3REEL is suitable for a variety of applications, including:
- Industrial process control systems requiring simultaneous sampling of multiple analog inputs.
- Medical devices such as ECG and EEG systems where accurate and fast data acquisition is critical.
- Data acquisition systems in test and measurement equipment.
- Aerospace and defense applications where high reliability and performance are essential.
Q & A
- What is the resolution of the AD7865BSZ-3REEL?
The AD7865BSZ-3REEL has a resolution of 14 bits. - How many channels does the AD7865BSZ-3REEL support?
The AD7865BSZ-3REEL supports four simultaneous sampling channels. - What is the conversion time of the AD7865BSZ-3REEL?
The conversion time is 2.5 µs. - What is the supply voltage for the AD7865BSZ-3REEL?
The supply voltage is +5 V. - What are the available analog input ranges for the AD7865BSZ-3REEL?
The available analog input ranges are ±10 V, ±5 V, and ±2.5 V. - Does the AD7865BSZ-3REEL have overvoltage protection?
Yes, it has overvoltage protection up to ±20 V. - What type of package does the AD7865BSZ-3REEL come in?
The AD7865BSZ-3REEL comes in a 44-Lead MQFP (13.9mm x 10mm) package. - What kind of interface does the AD7865BSZ-3REEL use for data output?
The AD7865BSZ-3REEL uses a high speed parallel interface for data output. - Is the AD7865BSZ-3REEL suitable for medical applications?
Yes, it is suitable for medical applications such as ECG and EEG systems due to its fast and accurate data acquisition capabilities. - Where can I find more detailed specifications and datasheets for the AD7865BSZ-3REEL?
You can find detailed specifications and datasheets on the official Analog Devices website, as well as on distributor websites like Mouser and Digi-Key.
