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MAX9776EBX+TG45 PDF预览

MAX9776EBX+TG45

更新时间: 2024-02-09 15:58:56
品牌 Logo 应用领域
美信 - MAXIM 商用集成电路
页数 文件大小 规格书
38页 648K
描述
Volume Control Circuit

MAX9776EBX+TG45 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:ObsoleteReach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.67商用集成电路类型:VOLUME CONTROL CIRCUIT
峰值回流温度(摄氏度):NOT SPECIFIED处于峰值回流温度下的最长时间:NOT SPECIFIED
Base Number Matches:1

MAX9776EBX+TG45 数据手册

 浏览型号MAX9776EBX+TG45的Datasheet PDF文件第1页浏览型号MAX9776EBX+TG45的Datasheet PDF文件第2页浏览型号MAX9776EBX+TG45的Datasheet PDF文件第4页浏览型号MAX9776EBX+TG45的Datasheet PDF文件第5页浏览型号MAX9776EBX+TG45的Datasheet PDF文件第6页浏览型号MAX9776EBX+TG45的Datasheet PDF文件第7页 
2 x 1.5W, Stereo Class D Audio Subsystem  
with DirectDrive Headphone Amplifier  
5/MAX976  
ELECTRICAL CHARACTERISTICS (continued)  
(V  
= PV  
= CPV  
= 3.3V, V  
= V  
= V  
= 0V, SHDN = V , I2C settings (INA gain = +20dB, INB gain = INC gain =  
DD  
DD  
DD  
GND  
PGND  
CPGND DD  
0dB, volume setting = 0dB, mono path gain = 0dB, SHDN = 1, SSM = 1). Speaker load resistors (R  
) are terminated between  
LSP  
OUT_+ and OUT_-, headphone load resistors are terminated to GND, unless otherwise noted. C1 = C2 = C3 = 1µF. T = T  
to  
A
MIN  
T
MAX  
, unless otherwise noted. Typical values are at T = +25°C.) (Note 1)  
A
PARAMETER  
SYMBOL  
CONDITIONS  
MIN  
TYP  
MAX  
UNITS  
SPEAKER AMPLIFIERS  
T
T
= +25°C  
±5.5  
±23.5  
±40  
A
Output Offset Voltage  
V
mV  
OS  
T T  
MAX  
MIN  
A
Peak voltage,  
T = +25°C,  
A-weighted, 32  
samples per second  
(Notes 2, 3)  
Into shutdown  
-62  
-60  
A
Out of shutdown  
Into mute  
Click-and-Pop Level  
K
CP  
dB  
-63  
-62  
70  
Out of mute  
V
= 2.7V to 5.5V  
4±  
DD  
f = 217Hz,  
100mV  
6±  
60  
50  
ripple  
ripple  
ripple  
P-P  
Power-Supply Rejection Ratio  
(Note 3)  
PSRR  
T = +25°C  
A
dB  
f = 1kHz,  
100mV  
P-P  
f = 20kHz,  
100mV  
P-P  
R = 4Ω, V  
= 5V  
1500  
450  
L
DD  
DD  
DD  
THD+N = 1%,  
= +25°C  
Output Power (Note 4)  
Current Limit  
P
R = ±Ω, V  
L
= 3.3V  
= 5V  
mW  
A
OUT  
T
A
R = ±Ω, V  
L
1115  
1.6  
R = ±Ω,  
L
0.03  
0.04  
P
= 125mW  
OUT  
Total Harmonic Distortion Plus  
Noise (Note 4)  
THD+N  
SNR  
f = 1kHz  
%
R = 4Ω,  
L
P
= 250mW  
OUT  
V
= 1.±V  
,
OUT  
RMS  
BW = 20Hz to 20kHz  
A-weighted  
±1  
±4  
Signal-to-Noise Ratio  
Output Frequency  
dB  
R = ±Ω, 3D not  
L
active (Note 3)  
Fixed-frequency modulation  
Spread-spectrum modulation  
1100  
f
kHz  
OSC  
1100 ±30  
P
= 470mW, f = 1kHz both channels  
OUT  
Efficiency  
Gain  
η
79  
12  
±1  
%
dB  
%
driven, L = 6±µH in series with ±Ω load  
A
V
Channel-to-Channel Gain  
Tracking (Note 5)  
T
= +25°C  
A
Used with 22nF and 2.2nF external  
capacitors  
3D Sound Resistors (Note 5)  
Crosstalk (Notes 4, 5)  
R
5
7
9
kΩ  
3D  
L to R, R to L, f = 10kHz, R = ±Ω,  
L
73  
dB  
V
= 300mV  
OUT  
RMS  
_______________________________________________________________________________________  
3

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