參數(shù)資料
型號(hào): MAX9851ETM+T
廠商: Maxim Integrated Products
文件頁(yè)數(shù): 45/71頁(yè)
文件大?。?/td> 0K
描述: IC CODEC AUDIO STEREO 48TQFN
標(biāo)準(zhǔn)包裝: 2,500
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:
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: 帶卷 (TR)
MAX9851/MAX9853
Stereo Audio CODECs with Microphone, DirectDrive
Headphones, Speaker Amplifiers, or Line Outputs
_______________________________________________________________________________________
5
ELECTRICAL CHARACTERISTICS (continued)
(AVDD = CPVDD = +3V, DVDD = DVDDS2 = +1.8V, PVDD = +3.3V, RHP = 32
Ω, ZSPK = 8Ω + 10H, RREC = 32Ω, ROUTL+ to ROUTL- =
10k
Ω, ROUTR+ to ROUTR- = 10kΩ, C1 = 0.22F, C2 = CNREG = CPREG = CINTMICBIAS, CMBIAS = CREF = 1F, MCLK = 13MHz, all
PGAs = 0dB, HP/REC volume = -20.0dB, SPK volume = -20.4dB, line output gain = -0.4dB, TA = TMIN to TMAX, unless otherwise
noted. Typical values are at TA = +25°C.) (See Functional Diagrams/Typical Operating Circuits).
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
fIN = 1kHz, fS = 8kHz, 0dBFS (voice mode
master mode, ADC and headphone output
enabled, no load), headphone volume =
+2.5dB
-71.5
Total Harmonic Distortion Plus
Noise
THD+N
fIN = 1kHz, fS = 48kHz, 0dBFS (ADC and
headphone output enabled, no load),
headphone volume = +2.5dB
-84.5
dB
fIN = 1kHz, fS = 8kHz and 16kHz (voice
modes), headphone volume = +2.5dB
75.5
Signal-to-Noise Ratio (Note 7)
SNR
fIN = 1kHz, fS = 8kHz to 48kHz (stereo audio
modes), headphone volume = +2.5dB
88
dB
Crosstalk
XTALK
Driven channel at -1dBFS, fIN = 1kHz,
fS = 8kHz, headphone output (no load)
-95
dB
f = 217Hz, VRIPPLE = 100mVP-P
95
Power-Supply Rejection Ratio
PSRR
f = 10kHz, VRIPPLE = 100mVP-P
68
dB
DAC DIGITAL FILTERS
Passband Cutoff
fPD
0.44
fS
Passband Ripple
f < fPD
±0.2
dB
Stopband Cutoff
fSD
0.58
fS
Stopband Attenuation
f > fSD
60
dB
Attenuation at fS / 2
-6.02
dB
DAC VOICEBAND HIGHPASS FILTER (S1 Mono Voice Input Path, fS = 8kHz, Register 0x07 bit 4 = 1)
Passband Cutoff
fPH
175
Hz
Passband -3dB Cutoff
fP3_H
130
Hz
Passband Ripple
f > fPH
±0.2
dB
Stopband Cutoff
fSH
77
Hz
Stopband Attenuation
f < fSH
28
dB
DAC VOICEBAND HIGHPASS FILTER (S1 Mono Voice Input Path, fS = 16kHz, Register 0x07, bit 4 = 1)
Passband Cutoff
fPH
350
Hz
Passband -3dB Cutoff
fP3_H
260
Hz
Passband Ripple
f > fPH
±0.2
dB
Stopband Cutoff
fSH
154
Hz
Stopband Attenuation
f < fSH
28
dB
DAC VOICEBAND LOWPASS FILTER (S1 Mono Voice Input Path, fS = 8kHz)
Passband Cutoff
fPL
3500
Hz
Passband Ripple
f < fPL
±0.05
dB
Stopband Cutoff
fSL
3900
Hz
Stopband Attenuation
f > fSL
75
dB
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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
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