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| DEM-DAI1742 Datasheet, PDF (1/10 Pages) Burr-Brown (TI) – EVALUATION FIXTURE | |||
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www.ti.com
DEM-DAI1742
EVALUATION FIXTURE
ML MC MDI RST MDO
GND +VDD
GND VCC AVCCâ GND AVCC+
Format Control
M2, M1, M0
SW006
3.3V
Regulator
VCC
Opt
Coax
Digital
Audio
Receiver
DAI
(BUS)
Select
JUMPER
SCKI
CLKO
BCK
LRCK
DATA
PCM1742
L/R Ch
2nd-Order LPF
OPA2134
L-Channel
R-Channel
External I/F
(CN004)
FEATURES
q COMPLETE EVALUATION PLATFORM FOR
THE PCM1742 STEREO AUDIO DAC
q ONBOARD LOW-PASS FILTERS FOR THE
LEFT AND RIGHT CHANNELS
q EASY CONFIGURATION USING ONBOARD
SWITCHES AND JUMPERS
q 96kHz DIGITAL AUDIO RECEIVER ACCEPTS
S/PDIF AND OPTICAL INPUTS
q DEMONSTRATION SOFTWARE FOR
PROGRAMMING THE PCM1742âS INTERNAL
REGISTERS (REQUIRES A PC RUNNING
MICROSOFT WINDOWS® 3.1, 95, 98)
q CENTRONICS CONNECTOR FOR
INTERFACING TO A PC PARALLEL PORT
(REQUIRED FOR THE DEMONSTRATION
SOFTWARE)
q POWER-SUPPLY REQUIREMENTS: +5V,
+15V, AND â15V
q CONNECTOR FOR OPTIONAL EXTERNAL
+3.3V POWER SUPPLY
Windows is a registered trademark of Microsoft Corp.
DESCRIPTION
The DEM-DAI1742 is a complete evaluation plat-
form for the PCM1742 24-bit, 192kHz stereo audio
Digital-to-Analog Converter (DAC). All necessary
connectors and circuitry are provided for interfacing
to audio test systems and commercial audio equip-
ment.
Copyright © 2001, Texas Instruments Incorporated
SBAU034
Printed in U.S.A. January, 2001
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