Cirrus Logic CDB5530U - Manual

Copyright © Cirrus Logic, Inc. 2006
(All Rights Reserved)
http://www.cirrus.com
AIN1+
AIN1-
CRYSTAL
4.9152 MHz
CS5530
A1
A0
SCLK
SDO
SDI
CS
C8051F320
Microcontroller
RESET
CIRCUITRY
Interface Header
AIN1+
AIN1-
VREF-
VREF+
VREF
Source
Select
LT1019
VREF+
VREF-
VD+ VA- VA+ GND +5 V
USB
CONNECTOR
CDB5530U
CDB5530U Evaluation Board and Software
Features
‰ USB Communication with PC
‰ On-board Microcontroller
‰ On-board Voltage Reference
‰ Evaluation Software
– Register Setup & Chip Control
– FFT Analysis
– Time Domain Analysis
– Noise Histogram Analysis
‰ Interface Header for External Microcontroller
General Description
The CDB5530U is an inexpensive tool designed to eval-
uate the functionality and performance of the CS5530.
The CS5530 data sheet should be read and consulted
when using the CDB5530U evaluation board.
The evaluation board includes a C8051F320 microcon-
troller with a USB interface. The microcontroller controls
the serial communication between the evaluation board
and the PC via the firmware, enabling quick and easy ac-
cess to all of the CS5530’s registers and functions.
The CDB5530U includes software for Data Capture,
Time Domain Analysis, Histogram Analysis, and Fre-
quency Domain Analysis.
ORDERING INFORMATION
CDB5530U Evaluation Board
NOV ‘06
DS742DB1