Key facts
- Brand
- Analog Devices
- Model
- AD7865
- Industry
- Industrial
- Documents
- 5
- Languages
- EN
- Last added
- 2012-08-03
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Interfacing AD7865 Parallel ADCs to ADSP-2136x SHARC Processors Application Note
This document details the interfacing of the AD7865, a 14-bit simultaneous sampling A/D converter, with third-generation SHARC processors like the ADSP-21365. It covers two specific connection schemes: the standard parallel port interface and the Parallel Data Acquisition Port (PDAP) interface.
Read onlineAnalog Devices AD7865 specifications
| Resolution | 14-bit A/D converter |
|---|---|
| Channels | Four channels |
| Sampling Speed | 2.4 us |
| Supply Voltage | Single 5 V supply |
| Power Consumption | 115 mW (typical) |
Source: Interfacing AD7865 Parallel ADCs to ADSP-2136x SHARC Processors Application Note
All Analog Devices AD7865 documents by type
Ratings, dimensions and ordering codes, for selection and design work.
How to use the product for one specific task, with worked examples.
Questions answered in these manuals
What interfaces are described for connecting the AD7865 to SHARC processors?
The document describes two schemes: the parallel port interface and the parallel data acquisition port (PDAP) interface.
From: Interfacing AD7865 Parallel ADCs to ADSP-2136x SHARC Processors Application Note
How many channels does the AD7865 support?
The device supports four simultaneous sampling channels.
From: Interfacing AD7865 Parallel ADCs to ADSP-2136x SHARC Processors Application Note
What are the main applications for the AD7865?
Applications include AC motor control, uninterruptible power supplies, industrial power meters/monitors, and data acquisition systems.
From: Interfacing AD7865 Parallel ADCs to ADSP-21161 SHARC Processors Application Note
How does the ADSP-21161 generate the /CONVST signal?
The frame sync of SPORT0 is used to generate the /CONVST signal for the ADC.
From: Interfacing AD7865 Parallel ADCs to ADSP-21161 SHARC Processors Application Note
How many channels can be sampled simultaneously?
All four analog input channels are sampled simultaneously.
What is the typical power consumption in normal mode?
Typical power dissipation is 115 mW in normal mode.