CDB4271 Cirrus Logic Inc, CDB4271 Datasheet - Page 9

• Manufacturer Part Number: CDB4271
• Description: EVAL BOARD CS4271 STEREO CODEC
• Manufacturer: Cirrus Logic Inc

Specifications of CDB4271

• Main Purpose: Audio, CODEC
• Embedded: Yes, FPGA / CPLD
• Utilized Ic / Part: CS4271
• Primary Attributes: Stereo, 24-Bit, 192 kHz Sample Rate
• Secondary Attributes: I²S, S/PDIF Inputs and Outputs, Analog Inputs and Outputs, GUI
• Product: Audio Modules
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Contains lead / RoHS non-compliant
• Other names: 598-1003

PCM HEADER - J26
8416 SDOUT - J24
8406 SDIN - J17
RX-OPT - OPT1
RX-COAX - J25
TX-COAX - J12
EXT CTRL I/O
CONNECTOR
TX-OPT - J18
PC Port - J31
AOUTR - J16
AOUTL - J23
AINR - J27
AINL - J29
+18V - J6
GND - J4
-18V - J7
+5V - J1
VD - J3
VA - J5
VL - J2
INPUT/OUTPUT
Input/Output
Input/Output
Input/Output
Output
Output
Output
Output
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Table 1. System Connections
Digital audio input via coaxial cable
CS8406 digital audio output via coaxial cable
CS8406 digital audio output via optical cable
I/O for Clocks & Data
+5.0 V Power Supply
-18.0 V to -5.0 V Power Supply for the op-amps
+5.0 V to +18.0 V Power Supply for the op-amps
+5.0 V Power Supply for VA
+3.3 V to +5.0 V Variable Power Supply for VD
+3.3 V to +5.0 V Variable Power Supply for VL
Ground Reference
Digital audio input via optical cable
Parallel connection to PC for SPI / I
tem configuration
CS8416 serial data output (SDOUT)
External data source for CS8406 SDIN
I/O for external SPI / I
header in/out selection (J34)
RCA phono jacks for analog input signal to CS4271
RCA phono jacks for analog outputs
2
C control port signals (J32) and control signal
SIGNAL PRESENT
2
C control port signals and sys-
CDB4271
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