Overview
The AD7865BSZ-1 is a high-performance, four-channel simultaneous sampling 14-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. 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 reference, an on-chip clock oscillator, and signal conditioning circuitry. The AD7865BSZ-1 is packaged in a 44-Lead MQFP (13.9mm x 10mm) and is suitable for a wide range of industrial and medical applications due to its robust specifications and features.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 14-bit |
| Number of Channels | 4 |
| Conversion Time | 2.5 µs |
| Analog Input Range | ±10 V, ±5 V, ±2.5 V |
| Overvoltage Protection | ±20 V |
| Supply Voltage | +5 V |
| Package Type | 44-Lead MQFP (13.9mm x 10mm) |
| Operating Temperature | -40°C to 85°C |
Key Features
- Fast 14-bit ADC with a conversion time of 2.5 µs
- Four simultaneously sampled inputs preserving relative phase information
- On-chip track/hold amplifiers, 2.5 V reference, and clock oscillator
- High-speed parallel interface for data output
- Overvoltage protection up to ±20 V on analog inputs
- Low power consumption
Applications
- Industrial automation and control systems
- Medical imaging and diagnostic equipment
- Data acquisition systems
- Test and measurement instruments
- Aerospace and defense applications
Q & A
- What is the resolution of the AD7865BSZ-1 ADC?
The AD7865BSZ-1 has a resolution of 14 bits.
- How many channels does the AD7865BSZ-1 support?
The AD7865BSZ-1 supports four channels.
- What is the conversion time of the AD7865BSZ-1?
The conversion time is 2.5 µs.
- What are the available analog input ranges for the AD7865BSZ-1?
The available analog input ranges are ±10 V, ±5 V, and ±2.5 V.
- What is the overvoltage protection limit for the AD7865BSZ-1?
The overvoltage protection limit is ±20 V.
- What is the supply voltage requirement for the AD7865BSZ-1?
The supply voltage is +5 V.
- What is the package type of the AD7865BSZ-1?
The package type is a 44-Lead MQFP (13.9mm x 10mm).
- What is the operating temperature range for the AD7865BSZ-1?
The operating temperature range is -40°C to 85°C.
- Does the AD7865BSZ-1 have on-chip signal conditioning circuitry?
Yes, the AD7865BSZ-1 includes on-chip signal conditioning circuitry.
- Is the AD7865BSZ-1 suitable for high-speed applications?
Yes, the AD7865BSZ-1 is designed for high-speed applications with its fast conversion time and high-speed parallel interface.
