Dual I2S Stereo Audio Codec 50 ____________" />
參數(shù)資料
型號: MAX9880AETM+
廠商: Maxim Integrated Products
文件頁數(shù): 46/70頁
文件大小: 0K
描述: IC CODEC AUDIO STEREO 48TQFN
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 1
類型: 立體聲音頻
數(shù)據(jù)接口: I²C,I²S,串行,SPI?
ADC / DAC 數(shù)量: 2 / 2
三角積分調(diào)變:
動態(tài)范圍,標準 ADC / DAC (db): 82 / 96
電壓 - 電源,模擬: 1.65 V ~ 1.95 V
電壓 - 電源,數(shù)字: 1.65 V ~ 1.95 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(6x6)
包裝: 管件
MAX9880A
Low-Power, High-Performance
Dual I2S Stereo Audio Codec
50
______________________________________________________________________________________
Digital Microphone Input
The MAX9880A can accept audio from up to two digi-
tal microphones. When using digital microphones, the
left analog microphone input is retasked as a digital
microphone input. The right analog microphone input is
still available to allow a combination of analog and digi-
tal microphones to be used. Figure 7 shows the digital
microphone interface timing diagram.
DIGMICCLK
DIGMICDATA
tSU, MIC
tHD, MIC
tSU, MIC
tHD, MIC
LEFT
RIGHT
LEFT
RIGHT
1/fMICCLK
Figure 7. Digital Microphone Timing Diagram
REGISTER
B7
B6
B5
B4
B3
B2
B1
B0
REGISTER
ADDRESS
(SEE NOTE)
Microphone
MICCLK
DIGMICL
DIGMICR
0
MBIAS
0x23
BITS
FUNCTION
MICCLK
Digital Microphone Clock
00 = PCLK/8
01 = PCLK/6
10 = 64fS (high jitter clock)
11 = Reserved
Digital Left/Right Microphone Enable
DIGMICL
DIGMICR
LEFT ADC INPUT
RIGHT ADC INPUT
0
ADC input mixer
0
1
Line input (left analog
microphone unavailable)
Right digital microphone
1
0
Left digital microphone
ADC input mixer
1
Left digital microphone
Right digital microphone
DIGMICL/
DIGMICR
Note: The left analog microphone input is never available when DIGMICL or DIGMICR = 1.
MBIAS
Microphone Bias Output Voltage
Set MBIAS = 0 for nominal output of 1.52V (VMICVDD = 1.8V)
Set MBIAS = 1 for nominal output of 2.2V (VMICVDD = 3V)
Table 19. Digital Microphone Input Register
Grayed boxes = Not used.
Note: Register addresses listed are for I2C. To get the SPI address, add 0x200 with the following exception: Register 0xFF is not
accessible through SPI.
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MAX9880AETM+ 功能描述:接口—CODEC Stereo Audio CODEC 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 安裝風格:SMD/SMT 封裝 / 箱體:DSBGA-81 封裝:Reel
MAX9880AETM+T 功能描述:接口—CODEC Stereo Audio CODEC 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 安裝風格:SMD/SMT 封裝 / 箱體:DSBGA-81 封裝:Reel
MAX9880AEVKIT# 功能描述:音頻 IC 開發(fā)工具 MAX9880A Eval Kit RoHS:否 制造商:Texas Instruments 產(chǎn)品:Evaluation Kits 類型:Audio Amplifiers 工具用于評估:TAS5614L 工作電源電壓:12 V to 38 V
MAX9880AEVKIT+ 功能描述:音頻 IC 開發(fā)工具 MAX9880A Eval Kit RoHS:否 制造商:Texas Instruments 產(chǎn)品:Evaluation Kits 類型:Audio Amplifiers 工具用于評估:TAS5614L 工作電源電壓:12 V to 38 V
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