User Manual

CDB4271

CONNECTOR INPUT/OUTPUT SIGNAL PRESENT

+5V - J1 Input +5.0 V Power Supply

-18V - J7 Input -18.0 V to -5.0 V Power Supply for the op-amps

+18V - J6 Input +5.0 V to +18.0 V Power Supply for the op-amps

VA - J5 Input +5.0 V Power Supply for VA

VD - J3 Input +3.3 V to +5.0 V Variable Power Supply for VD

VL - J2 Input +3.3 V to +5.0 V Variable Power Supply for VL

GND - J4 Input Ground Reference

RX-COAX - J25 Input Digital audio input via coaxial cable

RX-OPT - OPT1 Input Digital audio input via optical cable

TX-COAX - J12 Output CS8406 digital audio output via coaxial cable

TX-OPT - J18 Output CS8406 digital audio output via optical cable

PC Port - J31 Input/Output

Parallel connection to PC for SPI / I

C control port signals and sys-

tem configuration

PCM HEADER - J26 Input/Output I/O for Clocks & Data

8416 SDOUT - J24 Output CS8416 serial data output (SDOUT)

8406 SDIN - J17 Input External data source for CS8406 SDIN

EXT CTRL I/O Input/Output

I/O for external SPI / I

C control port signals (J32) and control signal

header in/out selection (J34)

AINL - J29

AINR - J27

Input RCA phono jacks for analog input signal to CS4271

AOUTL - J23

AOUTR - J16

Output RCA phono jacks for analog outputs

Table 1. System Connections