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Cirrus Logic - Single-channel Seismic Evaluation System

Numéro de référence CDB5378
Description Single-channel Seismic Evaluation System
Fabricant Cirrus Logic 
Logo Cirrus Logic 





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CDB5378 fiche technique
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CDB5378
Single-channel Seismic Evaluation System
Features
z Single-channel Seismic Acquisition Node
– CS3301 geophone amplifier
– CS5373A ∆Σ modulator + test DAC
– CS5378 digital filter + PLL
– Precision voltage reference
z On-board Microcontroller
– SPI™ interface to digital filter
– USB communication with PC
z PC Evaluation Software
– Register setup & control
– FFT frequency analysis
– Time domain analysis
– Noise histogram analysis
General Description
The CDB5378 board is used to evaluate the functionality
and performance of the Cirrus Logic single-channel seis-
mic chip set. Data sheets for the CS3301, CS5373A, and
CS5378 devices should be consulted when using the
CDB5378 evaluation board.
Screw terminals connect an external differential geo-
phone or hydrophone sensor to the analog inputs of the
measurement channel. An on-board test DAC creates
precision differential analog signals for in-circuit perfor-
mance testing without an external signal source.
The evaluation board includes an 8051-type microcon-
troller with hardware SPI™ and USB serial interfaces.
The microcontroller communicates with the digital filter
via SPI and with the PC evaluation software via USB.
The PC software controls register and coefficient initial-
ization and performs time domain, histogram, and FFT
frequency analysis on captured data.
ORDERING INFORMATION
CDB5378
Evaluation Board
www.cirrus.com
Copyright © Cirrus Logic, Inc. 2006
(All Rights Reserved)
AUG ‘06
DS639DB3

PagesPages 30
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