参数资料
型号: CS42L55-CNZ
厂商: Cirrus Logic Inc
文件页数: 1/68页
文件大小: 0K
描述: IC CODEC STER H-HDPN AMP 36QFN
标准包装: 490
类型: 立体声音频
数据接口: 串行
分辨率(位): 24 b
ADC / DAC 数量: 1 / 1
三角积分调变:
动态范围,标准 ADC / DAC (db): 95 / 99
电压 - 电源,模拟: 1.65 V ~ 2.71 V
电压 - 电源,数字: 1.65 V ~ 2.71 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 36-QFN
供应商设备封装: 36-QFN-EP(5x5)
包装: 托盘
产品目录页面: 754 (CN2011-ZH PDF)
配用: 598-1506-ND - BOARD EVAL FOR CS42L55 CODEC
其它名称: 598-1629
Copyright
Cirrus Logic, Inc. 2007
(All Rights Reserved)
NOVEMBER '07
DS773F1
Ultra Low Power, Stereo CODEC w/Class H Headphone Amp
DIGITAL to ANALOG FEATURES
5 mW Stereo Playback Power Consumption
99 dB Dynamic Range (A-wtd)
-86 dB THD+N
Digital Signal Processing Engine
Bass & Treble Tone Control, De-Emphasis
Master Volume Control (+12 to -102 dB in
0.5 dB steps)
Soft-Ramp & Zero-Cross Transitions
Programmable Peak-Detect and Limiter
Beep Generator w/Full Tone Control
Stereo Headphone and Line Amplifiers
Step-Down/Inverting Charge Pump
Class H Amplifier - Automatic Supply Adj.
High Efficiency
Low EMI
Pseudo-Differential Ground-Centered Outputs
High HP Power Output at -75 dB THD+N
2 x 20 mW Into 32
Ω @1.8 V
2 x 20 mW Into 16
Ω @1.8 V
1 VRMS Line Output @1.8 V
Analog Vol. Ctl. (+12 to -55 dB in 1 dB steps)
Analog In to Analog Out Passthrough
Pop and Click Suppression
ANALOG to DIGITAL FEATURES
3.5 mW Stereo Record Power Consumption
95 dB Dynamic Range (A-wtd)
-87 dB THD+N
2:1 Stereo Input MUX
Analog Programmable Gain Amplifier (PGA)
(+12 to -6 dB in 0.5 dB steps)
+20 dB Boost
Programmable Automatic Level Control (ALC)
Noise Gate for Noise Suppression
Programmable Threshold &
Attack/Release Rates
Independent ADC Channel Control
Digital Vol. Ctl. (0 to -96 dB in 1 dB steps)
High-Pass Filter Disable for DC Measurements
Pseudo Differential Inputs
SYSTEM FEATURES
12 MHz USB Master Clock Input
Low Power Operation
Stereo Anlg. Passthrough: 3.3 mW @1.8 V
Stereo Rec. and Playback: 8.3 mW @1.8 V
Headphone Detect Input
(SYSTEM FEATURES continued on page 2)
IS Serial Audio
Input/Output
I
2C Control
HPF
+1.65 V to +3.47 V
Interface Supply
Control Port
Serial Audio Port
Level Shifter
Multi-bit
ΔΣ ADC
Beep
+1.65 V to +2.71 V
Analog/Digital Supply
Multi-bit
ΔΣ ADC
ALC
Left HP
Output
Left 1
Pseudo Diff.
Input
Multi-bit
ΔΣ DAC
LDO Regulator
Ground-Centered
Amplifiers
Inverting
Mono mix,
Limiter, Bass,
Treble Adjust
Step-Down
Attenuator,
Boost, Mix
+VHP
-VHP
Right HP
Output
Left Line
Output
Right Line
Output
Left 2
Right 1
Right 2
Pseudo Diff.
Input
Pseudo Diff.
Input
Pseudo Diff.
Input
+1.65 V to +2.71 V
Charge Pump Supply
Headphone Detect
CS42L55
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