参数资料
型号: MAX9775EBX+TG45
厂商: Maxim Integrated Products
文件页数: 2/38页
文件大小: 0K
描述: IC AMP AUDIO PWR 1.5W STER 36WLP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
系列: DirectDrive®
类型: D 类
输出类型: 2-通道(立体声)带立体声耳机
在某负载时最大输出功率 x 通道数量: 1.5W x 2 @ 4 欧姆; 60mW x 2 @ 16 欧姆
电源电压: 2.7 V ~ 5.5 V
特点: 3D,消除爆音,差分输入,I²C,静音,短路和热保护,关机,音量控制
安装类型: 表面贴装
供应商设备封装: 36-WLP
封装/外壳: 36-UFBGA,WLCSP
包装: 带卷 (TR)
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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MAX9776EBX+TG45 功能描述:音频放大器 2 x 1.5W Stereo Class D Subsystem RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel
MAX9776ETJ+ 功能描述:音频放大器 2 x 1.5W Stereo Class D Subsystem RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel
MAX9776ETJ+T 功能描述:音频放大器 2 x 1.5W Stereo Class D Subsystem RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel
MAX9776EVKIT+ 功能描述:音频 IC 开发工具 MAX9776 Eval Kit RoHS:否 制造商:Texas Instruments 产品:Evaluation Kits 类型:Audio Amplifiers 工具用于评估:TAS5614L 工作电源电压:12 V to 38 V
MAX9777ETI+ 功能描述:音频放大器 Integrated Circuits (ICs) RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel