参数资料
型号: CDB42L55
厂商: Cirrus Logic Inc
文件页数: 8/36页
文件大小: 0K
描述: BOARD EVAL FOR CS42L55 CODEC
标准包装: 1
主要目的: 音频编解码器
嵌入式: 是,FPGA / CPLD
已用 IC / 零件: CS42L55
主要属性: 2 个立体声模拟输入,立体声线路和耳机输出,S/PDIF 发射器和接收器
次要属性: GUI、USB、RS232、I2C 接口,USB 或外部或电池电源
已供物品:
相关产品: CS42L55-DNZR-ND - IC CODEC STER H-HDPN AMP 36-QFN
CS42L55-DNZ-ND - IC CODEC STER H-HDPN AMP 36-QFN
CS42L55-CNZR-ND - IC CODEC STER H-HDPN AMP 36-QFN
598-1629-ND - IC CODEC STER H-HDPN AMP 36QFN
其它名称: 598-1506
CDB-42L55
CDB42L55
3 CONFIGURATION OPTIONS
This section highlights two common configurations for the CDB42L55. It provides a basic understanding of how the
various components on the board work together.
3.1
S/PDIF or PSIA In to Analog Out
The CS42L55 analog back-end performance can be tested by selecting the “SPDIF In to Analog Out --
Analog In to S/PDIF Out” or “PSIA In to Analog Out -- Analog In to PSIA Out” quick setup file provided
with the software package. Note: The Control Port Compensation script for the associated VA supply
must also be selected. The script configures the digital clock and data signal routing on the board as shown
in Figure 2 . The quick setup scripts provided in the software assume that a 24.000 MHz on-board oscillator
is populated in Y1.
A S/PDIF input must be provided as the S/PDIF Tx (CS8406) uses the RMCK signal from the S/PDIF Rx
(CS8416) for synchronization in this configuration.
An on-board PLL generates all supported sample and
bit clock rates from an on-board 24 MHz oscillator.
FPGA
PLL
MCLK
24 MHz
(on-board osc.)
PSIA Tx (J78)
Tx SRC
(CS8421)
CS42L55
TX.SCLK Out
TX.LRCK Out
SCLK
LINEOUTB
B
TX.SDOUT
LRCK
LINEOUTA
A
Line
Channel
S/PDIF Rx
(CS8416)
RX.LRCK
HPOUTB
DAC.SDIN
J4
32
32
16
16
J3
B
RX.SCLK
HPOUTA
J12
J2
HP
A
Channel
S/PDIF
RX.SDOUT
IN
(Master)
(Slave)
(Slave)
J21
HP
Connection
Figure 2. S/PDIF or PSIA In to Analog Out
8
DS773DB1
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