參數(shù)資料
型號(hào)： MAX9850ETI+
廠商： Maxim Integrated Products
文件頁(yè)數(shù)： 36/36頁(yè)
文件大?。?/td> 0K
描述： IC AMP AUDIO .095W STER 28TQFN
產(chǎn)品培訓(xùn)模塊： Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝： 60
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： 管件
產(chǎn)品目錄頁(yè)面： 1392 (CN2011-ZH PDF)
MAX9850
Stereo Audio DAC with DirectDrive
Headphone Amplifier
_______________________________________________________________________________________
9
10
0.001
10
100
10k
100k
TOTAL HARMONIC DISTORTION PLUS NOISE
(DAC TO HP) vs. FREQUENCY
0.01
0.1
1
MAX9850toc13
FREQUENCY (Hz)
THD+N
(%)
1k
AVDD = 3.0V
RL = 32
Ω
POUT = 6mW
POUT = 50mW
0
20
40
60
80
100
120
140
160
0
10203040
POWER DISSIPATION
vs. POWER OUT
MAX9850toc14
POWER OUT (mW)
POWER
DISSIPATION
(mW)
AVDD = PVDD = DVDD = 1.8V
POUT = PHPR + PHPL
RLOAD = 16
Ω
RLOAD = 32
Ω
0
50
100
150
200
250
300
350
0
50
100
150
POWER DISSIPATION
vs. POWER OUT
MAX9850toc15
POWER OUT (mW)
POWER
DISSIPATION
(mW)
AVDD = PVDD = DVDD = 3.0V
POUT = PHPR + PHPL
RLOAD = 16
Ω
RLOAD = 32
Ω
50
0
10
100
1000
POWER OUT
vs. HEADPHONE LOAD
10
5
MAX9850toc16
RLOAD (
Ω)
POWER
OUT
(mW)
20
30
40
15
25
35
45
AVDD = 1.8V
LINE IN TO HP OUT
fIN = 1kHz
THD+N = 10%
THD+N = 1%
140
0
10
100
1000
POWER OUT
vs. HEADPHONE LOAD
MAX9850toc17
RLOAD (
Ω)
POWER
OUT
(mW)
40
80
100
20
60
120
AVDD = 3.0V
LINE IN TO HP OUT
fIN = 1kHz
THD+N = 10%
THD+N = 1%
0
40
20
100
80
60
160
140
120
180
1.0
2.0
1.5
2.5
3.0
3.5
4.0
POWER OUT
vs. SUPPLY VOLTAGE
MAX9850toc18
SUPPLY VOLTAGE (V)
POWER
OUT
(mW)
THD+N = 10%
THD+N = 1%
RL = 16
Ω
LINE IN TO HP OUT
fIN = 1kHz
0
30
20
10
60
50
40
90
80
70
100
1.0
2.0
1.5
2.5
3.0
3.5
4.0
POWER OUT
vs. SUPPLY VOLTAGE
MAX9850toc19
SUPPLY VOLTAGE (V)
POWER
OUT
(mW)
THD+N = 1%
RL = 32
Ω
LINE IN TO HP OUT
fIN = 1kHz
THD+N = 10%
0
-10
-20
-30
-40
-50
-70
-80
-90
-120
10
100
10k
100k
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY (DAC TO HP)
-110
-100
-60
MAX9850toc20
FREQUENCY (Hz)
PSRR
(dB)
1k
AVDD = 1.8VDC
AVDD = 3.0VDC
RLOAD = 10k
Ω
VRIPPLE APPLIED TO
AVDD AND PVDD = 100mVP-P
CLOCKING ZEROS INTO DAC
VOLUME SET AT -9.5dB
0
-10
-20
-30
-40
-50
-70
-80
-90
-120
10
100
10k
100k
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY (DAC TO LINE OUT)
-110
-100
-60
MAX9850toc21
FREQUENCY (Hz)
PSRR
(dB)
1k
AVDD = 1.8VDC
AVDD = 3.0VDC
RLOAD = 10k
Ω
VRIPPLE APPLIED TO
AVDD AND PVDD = 100mVP-P
CLOCKING ZEROS INTO DAC
Typical Operating Characteristics (continued)
(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.)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX9850ETI+ 功能描述:音頻數(shù)/模轉(zhuǎn)換器 IC Stereo Audio DAC w/DirectDrive Amp 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
MAX9850ETI+G47 功能描述:音頻數(shù)/模轉(zhuǎn)換器 IC Stereo Audio DAC w/DirectDrive Amp 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
MAX9850ETI+T 功能描述:音頻數(shù)/模轉(zhuǎn)換器 IC Stereo Audio DAC w/DirectDrive Amp 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
MAX9850ETI+TG47 功能描述:音頻數(shù)/模轉(zhuǎn)換器 IC Stereo Audio DAC w/DirectDrive Amp 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
MAX9850ETI-T 制造商:Maxim Integrated Products 功能描述:STEREO AUDIO DAC WITH DIRECTDRIVE HEADPHONE A - Tape and Reel
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