參數(shù)資料
型號(hào): MAX9776ETJ+
廠商: Maxim Integrated Products
文件頁數(shù): 2/38頁
文件大?。?/td> 0K
描述: IC AMP AUDIO PWR 1.5W D 32TQFN
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: D 類
輸出類型: 1-通道(單聲道),帶立體聲耳機(jī)
在某負(fù)載時(shí)最大輸出功率 x 通道數(shù)量: 1.5W x 1 @ 4 歐姆; 60mW x 2 @ 16 歐姆
電源電壓: 2.7 V ~ 5.5 V
特點(diǎn): 消除爆音,差分輸入,I²C,靜音,短路和熱保護(hù),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: 32-TQFN-EP(5x5)
封裝/外殼: 32-WFQFN 裸露焊盤
包裝: 管件
產(chǎn)品目錄頁面: 1392 (CN2011-ZH PDF)
配用: MAX9776EVKIT+-ND - EVALUATION KIT FOR MAX9776
MAX9775/MAX9776
2 x 1.5W, Stereo Class D Audio Subsystem
with DirectDrive Headphone Amplifier
10
______________________________________________________________________________________
Typical Operating Characteristics (continued)
(VDD = PVDD = CPVDD = 3.3V, GND = PGND = CPGND = 0V, SHDN = VDD, I2C default gain settings (INA gain = +20dB, INB gain =
INC gain = 0dB, volume setting = 0dB, mono path gain = 0dB, SHDN = 1, SSM = 1). Speaker load resistors (RLSP) are terminated
between OUT_+ and OUT_-, headphone load resistors are terminated to GND, unless otherwise stated. C1 = C2 = C3 = 1F. TA =
+25°C, unless otherwise noted.)
CROSSTALK vs. INPUT AMPLITUDE
INPUT AMPLITUDE (VRMS)
CROSSTALK
(dB)
MAX9775/6
toc19
0
0.1
0.2
0.3
0.4
0.5
0.6
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
fIN = 1kHz
RL = 8
Ω
GAIN = +12dB
LEFT TO RIGHT
RIGHT TO LEFT
IN-BAND OUTPUT SPECTRUM
MAX9775/76
toc20
FREQUENCY (Hz)
OUTPUT
MAGNITUDE
(dBV)
15k
10k
5k
-120
-100
-80
-60
-40
-20
0
20
-140
0
20k
SSM MODE
RL = 8
Ω
VDD = 3.3V
fIN = 1kHz
UNWEIGHTED
IN-BAND OUTPUT SPECTRUM
MAX9775/76
toc21
FREQUENCY (Hz)
OUTPUT
MAGNITUDE
(dBV)
15k
10k
5k
-120
-100
-80
-60
-40
-20
0
20
-140
0
20k
FFM MODE
RL = 8
Ω
VDD = 3.3V
fIN = 1kHz
UNWEIGHTED
WIDEBAND OUTPUT SPECTRUM
FIXED-FREQUENCY MODE
FREQUENCY (MHz)
OUTPUT
MAGNITUDE
(dBV)
MAX9775/6
toc22
-140
-120
-100
-80
-60
-40
-20
0
20
0.1
1
10
100
1000
VDD = 5V
RL = 8
Ω
INPUTS AC GROUNDED
WIDEBAND OUTPUT SPECTRUM
SPREAD-SPECTRUM MODE
FREQUENCY (MHz)
OUTPUT
MAGNITUDE
(dBV)
MAX9775
toc23
-140
-120
-100
-80
-60
-40
-20
0
20
0.1
1
10
100
1000
VDD = 5V
RL = 8
Ω
INPUTS AC GROUNDED
MAX9775 SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX9775/76
toc24
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(mA)
5.2
4.7
4.2
3.7
3.2
15
20
25
10
2.7
SP MODE
INPUTS AC GROUNDED
OUTPUTS UNLOADED
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX9776ETJ+ 功能描述:音頻放大器 2 x 1.5W Stereo Class D Subsystem RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
MAX9776ETJ+T 功能描述:音頻放大器 2 x 1.5W Stereo Class D Subsystem RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
MAX9776EVKIT+ 功能描述:音頻 IC 開發(fā)工具 MAX9776 Eval Kit 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
MAX9777ETI+ 功能描述:音頻放大器 Integrated Circuits (ICs) RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
MAX9777ETI+T 功能描述:音頻放大器 Integrated Circuits (ICs) RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel