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參數(shù)資料
| 型號(hào)： | MAX9853ETM+ |
| 廠商： | Maxim Integrated Products |
| 文件頁(yè)數(shù)： | 17/71頁(yè) |
| 文件大小： | 0K |
| 描述： | IC CODEC AUDIO STEREO 48TQFN |
| 標(biāo)準(zhǔn)包裝： | 43 |
| 類型： | 立體聲音頻 |
| 數(shù)據(jù)接口： | 串行 |
| 分辨率（位）： | 18 b |
| ADC / DAC 數(shù)量： | 2 / 2 |
| 三角積分調(diào)變： | 是 |
| S/N 比，標(biāo)準(zhǔn) ADC / DAC (db)： | 81.5 / 88 |
| 動(dòng)態(tài)范圍，標(biāo)準(zhǔn) ADC / DAC (db)： | 82 / 87.5 |
| 電壓 - 電源，模擬： | 2.6 V ~ 3.3 V |
| 電壓 - 電源，數(shù)字： | 1.7 V ~ 3.3 V |
| 工作溫度： | -40°C ~ 85°C |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 48-WFQFN 裸露焊盤 |
| 供應(yīng)商設(shè)備封裝： | 48-TQFN-EP（7x7） |
| 包裝： | 管件 |
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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
Ω or 470Ω 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
Ω pullup
resistor to DVDD for full output swing.
—
6
FAULTIN
Fault Input. Logic input with internal 300k
Ω 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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| MAX9851ETM+ | IC CODEC AUDIO STEREO 48TQFN-EP |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MAX9853ETM+ | 功能描述:接口—CODEC Stereo Audio CODEC w/DirectDrive Amp RoHS:否 制造商:Texas Instruments 類型: 分辨率: 轉(zhuǎn)換速率:48 kSPs 接口類型:I2C ADC 數(shù)量:2 DAC 數(shù)量:4 工作電源電壓:1.8 V, 2.1 V, 2.3 V to 5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:DSBGA-81 封裝:Reel |
| MAX9853ETM+T | 功能描述:接口—CODEC Stereo Audio CODEC w/DirectDrive Amp RoHS:否 制造商:Texas Instruments 類型: 分辨率: 轉(zhuǎn)換速率:48 kSPs 接口類型:I2C ADC 數(shù)量:2 DAC 數(shù)量:4 工作電源電壓:1.8 V, 2.1 V, 2.3 V to 5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:DSBGA-81 封裝:Reel |
| MAX9853EVCMODU | 功能描述:音頻 IC 開發(fā)工具 Evaluation Kit/Evaluation System for the MAX9853 RoHS:否 制造商:Texas Instruments 產(chǎn)品:Evaluation Kits 類型:Audio Amplifiers 工具用于評(píng)估:TAS5614L 工作電源電壓:12 V to 38 V |
| MAX9853EVKIT | 功能描述:音頻 IC 開發(fā)工具 Evaluation Kit/Evaluation System for the MAX9853 RoHS:否 制造商:Texas Instruments 產(chǎn)品:Evaluation Kits 類型:Audio Amplifiers 工具用于評(píng)估:TAS5614L 工作電源電壓:12 V to 38 V |
| MAX9856ATL/V+ | 功能描述:接口—CODEC Low-Power Audio Codec With Directdrive. Headphone Amplifiers RoHS:否 制造商:Texas Instruments 類型: 分辨率: 轉(zhuǎn)換速率:48 kSPs 接口類型:I2C ADC 數(shù)量:2 DAC 數(shù)量:4 工作電源電壓:1.8 V, 2.1 V, 2.3 V to 5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:DSBGA-81 封裝:Reel |
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