参数资料
型号: CS42L51-CNZR
厂商: Cirrus Logic Inc
文件页数: 3/43页
文件大小: 0K
描述: IC CODEC LOW-V 24BIT 32-QFP
标准包装: 6,000
类型: 立体声音频
数据接口: PCM 音频接口
分辨率(位): 24 b
ADC / DAC 数量: 2 / 2
三角积分调变:
动态范围,标准 ADC / DAC (db): 98 / 98
电压 - 电源,模拟: 1.8V,2.5V
电压 - 电源,数字: 1.8V,2.5V
工作温度: -10°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 32-QFP
供应商设备封装: 32-QFN 裸露焊盘(5x5)
包装: 管件
配用: 598-1005-ND - BOARD EVAL FOR CS42L51 CODEC
其它名称: Q3956082
DS679F1
11
CS42L51
+1.8V or +2.5V
1 F
VQ
DAC_FILT+
0.1 F
1 F
DGND
VL
0.1 F
+1.8V, 2.5 V
or +3.3V
IS/LJ
MCLKDIV2
RESET
LRCK
AGND
DEM
MCLK
SCLK
0.1 F
VA_HP
VD
* Capacitors must be C0G or equivalent
150 pF
AFILTA
AFILTB
150 pF
SDIN
SDOUT/
M/S
CS42L51
1 F
**
+1.8V or +2.5V
AOUTB
AOUTA
470
470
C
Rext
See Note 2
AIN1A
Left Analog Input 1
1800 pF
100 k
100 k
100
100
AIN1B
Right Analog Input 1
*
For best response to Fs/2 :
()
470
4
470
×
+
=
ext
R
Fs
R
C
π
This circuitry is intended for applications where the CS 42L51 connects directly to an unbalanced output of the device . For
internal routing applications please see the DAC Analog Output Characteristics section for loading limitations .
Note 2 :
Digital Audio
Processor
0.1 F
VA
Headphone Out
Left & Right
Line Level Out
Left & Right
Speaker Driver
FLYP
FLYN
VSS_HP
GND_HP
10 F
ADC_FILT+
1 F
51.1
0.022 F
VL or DGND (1)
1 F
See Note 4
Note 4:
Series resistance in the path of the power supplies (typically
used for added filtering) must be avoided. Any voltage drop
on VA_HP will directly impact the negative charge pump
supply (VSS_HP) and result in clipping on the audio output .
1 F
**
* *Use low ESR ceramic capacitors.
(1) Pull-up to VL (47 k
for Master Mode.
Pull-down to DGND for Slave Mode.
Figure 2. Typical Connection Diagram (Hardware Mode)
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