參數(shù)資料
型號(hào)： MAX9850ETI+TG47
廠商： Maxim Integrated Products
文件頁數(shù)： 34/36頁
文件大?。?/td> 0K
描述： IC AMP AUDIO HDPHN STER 28WQFN
產(chǎn)品培訓(xùn)模塊： Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝： 2,500
系列： DirectDrive®
類型： AB 類
輸出類型： 耳機(jī)，2-通道（立體聲）
在某負(fù)載時(shí)最大輸出功率 x 通道數(shù)量： 95mW x 2 @ 16 歐姆
電源電壓： 1.8 V ~ 3.6 V
特點(diǎn)： DAC，消除爆音，數(shù)字輸入，I²C，I²S，線路級(jí)輸入和輸出，靜音，關(guān)機(jī)，音量控制
安裝類型： 表面貼裝
供應(yīng)商設(shè)備封裝： 28-TQFN-EP（5x5）
封裝/外殼： 28-WFQFN 裸露焊盤
包裝： 帶卷 (TR)
MAX9850
Stereo Audio DAC with DirectDrive
Headphone Amplifier
_______________________________________________________________________________________
7
Note 5: DAC SNR measured from DAC inputs to OUTL and OUTR.
Note 6: Headphone amplifier SNR measured from line inputs to headphone outputs.
Note 7: GPIO is 100k
Ω to ground when DVDD < VOH < 3.6V.
Note 8: CB is in pF.
Note 9: fICLK derived by dividing fMCLK by 1, 2, 3, or 4. See the Registers and Bit Descriptions section.
TYPICAL POWER DISSIPATION AT AVDD = 1.8V (No Headphone/Line Output Load)
MODE
AVDD POWER
DVDD POWER
PVDD POWER
TOTAL POWER
Full Operation (Note 1)
4.93mW
3.76mW
5.00mW
13.70mW
DAC to Line Outputs, Headphones Disabled
3.11mW
3.76mW
3.22mW
10.10mW
Line Inputs to Line Outputs and Headphone
Outputs, DAC Disabled
3.22mW
0.085mW
3.40mW
6.71mW
Line Inputs to Line Outputs, DAC and
Headphones Disabled
1.39mW
0.085mW
1.61mW
3.08mW
Full Shutdown
2.7W
0.5W
<0.1W
3.2W
Typical Operating Characteristics
(DVDD = AVDD = PVDD = 3.0V, AGND = DGND = PGND = 0V, C1 = 0.47F, C2 = 2.2F, CNREG = CPREG = CREF = 1F, fS = 48kHz,
fMCLK = 12.288MHz, master integer mode, headphone volume set to +6dB, both channels driven in-phase, TA = +25°C, unless
otherwise noted. fIN = 984.375Hz, A-weighted THD+N.)
10
0.001
020
10
40
60
TOTAL HARMONIC DISTORTION PLUS NOISE
(DAC TO HP) vs. POWER OUT
0.01
0.1
1
MAX9850toc01
POWER OUT (mW)
THD+N
(%)
30
50
AVDD = 1.8V
RL = 16
Ω
fIN = 1kHz
fIN = 10kHz
fIN = 20Hz
10
0.001
020
10
40
60
TOTAL HARMONIC DISTORTION PLUS NOISE
(LINE IN TO HP) vs. POWER OUT
0.01
0.1
1
MAX9850toc02
POWER OUT (mW)
THD+N
(%)
30
50
AVDD = 1.8V
RL = 16
Ω
fIN = 1kHz
fIN = 10kHz
fIN = 20Hz
10
0.001
020
10
40
50
TOTAL HARMONIC DISTORTION PLUS NOISE
(DAC TO HP) vs. POWER OUT
0.01
0.1
1
MAX9850toc03
POWER OUT (mW)
THD+N
(%)
30
AVDD = 1.8V
RL = 32
Ω
fIN = 1kHz
fIN = 10kHz
fIN = 20Hz
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX9850EVCMOD2 制造商:Maxim Integrated Products 功能描述:STEREO AUDIO DAC WITH DIRECTDRIVE HEADPHONE A - Rail/Tube
MAX9850EVCMOD2# 功能描述:音頻數(shù)/模轉(zhuǎn)換器 IC MAX9850 Evaluation System/Evaluation Kit RoHS:否 制造商:Texas Instruments 轉(zhuǎn)換器數(shù)量: 分辨率:16 bit 接口類型:I2S, UBS 轉(zhuǎn)換速率: 信噪比:98 dB 工作電源電壓:5 V DAC 輸出端數(shù)量:2 工作溫度范圍:- 25 C to + 85 C 電源電流:23 mA 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-32 封裝:Reel
MAX9850EVKIT 制造商:Maxim Integrated Products 功能描述:STEREO AUDIO DAC WITH DIRECTDRIVE HEADPHONE A - Bulk
MAX9850EVKIT# 功能描述:音頻數(shù)/模轉(zhuǎn)換器 IC MAX9850 Evaluation System/Evaluation Kit RoHS:否 制造商:Texas Instruments 轉(zhuǎn)換器數(shù)量: 分辨率:16 bit 接口類型:I2S, UBS 轉(zhuǎn)換速率: 信噪比:98 dB 工作電源電壓:5 V DAC 輸出端數(shù)量:2 工作溫度范圍:- 25 C to + 85 C 電源電流:23 mA 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-32 封裝:Reel
MAX9851ETM+ 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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