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参数资料
| 型号： | MAX9851EVCMODU |
| 厂商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分类： | 编解码器 |
| 英文描述： | MAX9851评估板/评估系统 |
| 中文描述： | PCM CODEC |
| 文件页数： | 17/73页 |
| 文件大小： | 1357K |
| 代理商： | MAX9851EVCMODU |
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MAX9851/MAX9853
Stereo Audio CODECs with Microphone, DirectDrive
Headphones, Speaker Amplifiers, or Line Outputs
24
______________________________________________________________________________________
Pin Description
PIN
MAX9851
MAX9853
NAME
FUNCTION
11
EXTMICBIASL
Left External Microphone Bias. Provides a 2.4V microphone bias for the external
microphone’s left channel through selectable 2.2k
or 470 output impedance resistor.
2
PREG
Internal Positive Regulator Output. Bypass to AGND with a 1F capacitor.
3—
PVDD
Left Speaker Positive Power-Supply Input. Bypass to PGND with a 0.1F capacitor.
4
—
LSPK+
Positive Left-Channel Class D Speaker Output
5
—
LSPK-
Negative Left-Channel Class D Speaker Output
6
—
PGND
Class D Speaker Amplifier Ground
7
—
RSPK-
Negative Right-Channel Class D Speaker Output
8
—
RSPK+
Positive Right-Channel Class D Speaker Output
9—
PVDD
Right Speaker Positive Power-Supply Input. Bypass to PGND with a 0.1F capacitor.
—
3
OUTL+
Noninverted Differential Left-Channel Line-Level Output. OUTL+ is biased at 1.23V.
—
4
OUTL-
Inverted Differential Left-Channel Line-Level Output. OUTL- is biased at 1.23V.
—
5
SHDNOUT
Shutdown Output. Open-drain shutdown output used to control an external amplifier
shutdown input through the MAX9851/MAX9853 I2C interface. Connect a 10k
pullup
resistor to DVDD for full output swing.
—
6
FAULTIN
Fault Input. Logic input with internal 300k
pullup resistor. The state of FAULTIN is
reported in status register 0x00 and can be used to trigger a hardware interrupt.
—7
PVDD
Headset Autodetect Positive Power-Supply Input. Connect to PVDD battery voltage for
proper headset detect operation during sleep mode (see the Headset Detect section).
Connect to AVDD if not used. Bypass to AGND with a 0.1F capacitor.
—
8
OUTR-
Inverted Differential Right-Channel Line-Level Output. OUTR- is biased at 1.23V.
9
OUTR+
Noninverted Differential Right-Channel Line-Level Output. OUTR+ is biased at 1.23V.
10
NREG
Internal Negative Regulator Output. Bypass to AGND with a 1F capacitor.
11
REF
Reference Output. Bypass to AGND with a 1F ceramic capacitor.
12
MBIAS
Internal Microphone Bias Regulator Output. Bypass to AGND with a 1F capacitor.
13
LINEIN1
Line Input 1. AC-couple analog audio signal to LINEIN1.
14
LINEIN2
Line Input 2. AC-couple analog audio signal to LINEIN2.
15
AVDD
Audio Power-Supply Input. Bypass to AGND with 0.1F and 10F capacitors.
16
HPL
Left-Channel Headphone Output (Stereo Mode)/Noninverting Headphone Output
(Balanced Mono Mode). HPL is a DirectDrive output biased at AGND.
17
HPR
Right-Channel Headphone Output (Stereo Mode)/Noninverting Headphone Output
(Balanced Mono Mode). HPR is a DirectDrive output biased at AGND.
18
SVSS
Headphone and Receiver Amplifier Negative Supply Input. Connect to PVSS.
19
REC
Handset Receiver Output. REC is a DirectDrive output biased at AGND.
20
PVSS
Inverting Charge-Pump Output. Bypass to CPGND with a 1F ceramic capacitor and
connect to SVSS to provide the headphone and receiver amplifiers with a negative supply.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX9851EVKIT | 功能描述:音频 IC 开发工具 Evaluation Kit/Evaluation System for the MAX9851 RoHS:否 制造商:Texas Instruments 产品:Evaluation Kits 类型:Audio Amplifiers 工具用于评估:TAS5614L 工作电源电压:12 V to 38 V |
| MAX9853ETM+ | 功能描述:接口—CODEC Stereo Audio CODEC w/DirectDrive Amp RoHS:否 制造商:Texas Instruments 类型: 分辨率: 转换速率:48 kSPs 接口类型:I2C ADC 数量:2 DAC 数量:4 工作电源电压:1.8 V, 2.1 V, 2.3 V to 5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:DSBGA-81 封装:Reel |
| MAX9853ETM+T | 功能描述:接口—CODEC Stereo Audio CODEC w/DirectDrive Amp RoHS:否 制造商:Texas Instruments 类型: 分辨率: 转换速率:48 kSPs 接口类型:I2C ADC 数量:2 DAC 数量:4 工作电源电压:1.8 V, 2.1 V, 2.3 V to 5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:DSBGA-81 封装:Reel |
| MAX9853EVCMODU | 功能描述:音频 IC 开发工具 Evaluation Kit/Evaluation System for the MAX9853 RoHS:否 制造商:Texas Instruments 产品:Evaluation Kits 类型:Audio Amplifiers 工具用于评估:TAS5614L 工作电源电压:12 V to 38 V |
| MAX9853EVKIT | 功能描述:音频 IC 开发工具 Evaluation Kit/Evaluation System for the MAX9853 RoHS:否 制造商:Texas Instruments 产品:Evaluation Kits 类型:Audio Amplifiers 工具用于评估:TAS5614L 工作电源电压:12 V to 38 V |
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