參數(shù)資料
型號(hào)： MAX9851ETM+T
廠商： Maxim Integrated Products
文件頁數(shù)： 71/71頁
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： 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： 帶卷 (TR)
MAX9851/MAX9853
Stereo Audio CODECs with Microphone, DirectDrive
Headphones, Speaker Amplifiers, or Line Outputs
_______________________________________________________________________________________
9
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
HEADPHONE AMPLIFIERS
RL = 16
Ω
80
Output Power
POUT
f = 1kHz, THD < 1%,
volume +5.5dB
RL = 32
Ω
30
55
mW
0dBFS Output Voltage
+4.5dB volume setting, input is full-scale
signal from the audio DAC
3.14
3.38
3.62
VP-P
Stereo/mono
1.54
1.66
1.78
Line In to HP Out Voltage Gain
+4.5dB volume setting
Balanced mono
3.1
3.35
3.6
V/V
Output Offset Voltage
VOS
10
40
mV
RL = 32
Ω, POUT = 50mW, f = 1kHz,
BW = 22Hz to 20kHz
0.03
Total Harmonic Distortion Plus
Noise
THD+N
RL = 16
Ω, POUT = 60mW, f = 1kHz,
BW = 22Hz to 20kHz
0.03
%
Dynamic Range
DR
+5.5dB volume setting (DAC input to HP
output), A-weighted
70
87.5
dB
AVCC = 2.6V to 3.6V
60
95
VRIPPLE = 100mVP-P, f = 217Hz
95
Power-Supply Rejection Ratio
(DAC Input to HP Out)
PSRR
VRIPPLE = 100mVP-P, f = 10kHz
68
dB
Maximum Capacitive Load
CL
No sustained oscillations
150
pF
Crosstalk (Line Input to
Headphone Output)
RL = 32
Ω, POUT = 1.6mW, f = 1kHz
-85
dB
Channel Gain Matching
AVMATCH
Line input to headphone output
±1
%
Into shutdown, HP
disabled
-53
Click-and-Pop Level
KCP
Peak voltage, 32-
samples per second,
A-weighted,
RL = 32
Ω (Note 11)
Out of shutdown,
HP enabled
-48
dBV
SPEAKER AMPLIFIERS (MAX9851) (Note 12)
PVDD = 3.3V,
THD+N < 1%
RL = 8
Ω
500
PVDD = 5V,
THD+N < 1%
RL = 8
Ω
1150
PVDD = 3.3V,
THD+N < 10%
RL = 8
Ω
600
Output Power
POUT
f = 1kHz,
2VP-P line input,
+13.1dB
speaker amp
volume setting
PVDD = 5V,
THD+N < 10%
RL = 8
Ω
1250
mW
0dBFS Output Voltage
+12.1dB volume setting, PVDD = +5V
8.4
VP-P
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX9851EVCMODU 功能描述:音頻 IC 開發(fā)工具 Evaluation Kit/Evaluation System for the MAX9851 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
MAX9851EVKIT 功能描述:音頻 IC 開發(fā)工具 Evaluation Kit/Evaluation System for the MAX9851 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
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
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