參數(shù)資料
型號: MAX9765ETJ+
廠商: Maxim Integrated Products
文件頁數(shù): 4/33頁
文件大?。?/td> 0K
描述: IC AMP AUDIO .75W STER AB 32TQFN
標準包裝: 60
類型: AB 類
輸出類型: 2-通道(立體聲)帶立體聲耳機
在某負載時最大輸出功率 x 通道數(shù)量: 750mW x 2 @ 4 歐姆; 65mW x 2 @ 16 歐姆
電源電壓: 2.7 V ~ 5.5 V
特點: 消除爆音,I²C,輸入多路復(fù)用器,麥克風(fēng),靜音,短路和熱保護,關(guān)機
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
MAX9765/MAX9766/MAX9767
750mW Audio Amplifiers with Headphone Amp,
Microphone Preamp, and Input Mux
12
______________________________________________________________________________________
Typical Operating Characteristics (continued)
(VDD = PVDD = 5V, BW = 22Hz to 22kHz, TA = +25°C, unless otherwise noted.)
EXITING POWER-DOWN (HEADPHONE MODE)
MAX9765 toc54
200ms/div
OUT_+
HP JACK
100mV/div
500mV/div
2V/div
VCC
RL = 16
INPUT AC-COUPLED TO GND
ENTERING POWER-DOWN (HEADPHONE MODE)
MAX9765 toc53
200ms/div
OUT_+
HP JACK
100mV/div
500mV/div
2V/div
VCC
RL = 16
INPUT AC-COUPLED TO GND
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. FREQUENCY (DIFFERENTIAL INPUT)
MAX9765
toc55
FREQUENCY (Hz)
THD+N
(%)
10k
1k
100
0.001
0.01
0.1
1
10
100k
VDD = 5V
VOUT = 0.26VRMS
VOUT = 0.35VRMS
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. FREQUENCY (DIFFERENTIAL INPUT)
MAX9765
toc56
FREQUENCY (Hz)
THD+N
(%)
10k
1k
100
0.001
0.01
0.1
1
10
100k
VDD = 3V
VOUT = 0.35VRMS
VOUT = 0.26VRMS
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT AMPLITUDE (DIFFERENTIAL INPUT)
MAX9765
toc57
OUTPUT VOLTAGE (VRMS)
THD+N
(%)
2
1
0.01
10
1
0.1
100
0.001
03
VDD = 5V
f = 100Hz
f = 1kHz
f = 10kHz
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT AMPLITUDE (DIFFERENTIAL INPUT)
MAX9765
toc58
OUTPUT VOLTAGE (VRMS)
THD+N
(%)
2
1
0.01
10
1
0.1
100
0.001
03
VDD = 3V
f = 100Hz
f = 1kHz
f = 10kHz
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY (DIFFERENTIAL INPUT)
MAX9765
toc59
FREQUENCY (Hz)
PSRR
(dB)
10k
1k
100
-100
-80
-60
-40
-20
0
-120
10
100k
VDD = 5V
VDD = 3V
INPUT-REFERRED NOISE
(DIFFERENTIAL MICROPHONE AMPLIFIER)
MAX9765
toc60
FREQUENCY (Hz)
10k
1k
100
1000
10
100k
INPUT-REFERRED
NOISE
(nV/
Hz
)
AV = 20dB
AV = 40dB
DIFFERENTIAL MICROPHONE AMPLIFIER
SMALL-SIGNAL TRANSIENT RESPONSE
MAX9765 toc61
200s/div
IN
OUT
50mV/div
AV = 4dB
fIN = 1kHz
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX9765ETJ+ 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
MAX9765ETJ+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
MAX9765ETJ-T 功能描述:音頻放大器 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
MAX9765EVKIT 功能描述:放大器 IC 開發(fā)工具 RoHS:否 制造商:International Rectifier 產(chǎn)品:Demonstration Boards 類型:Power Amplifiers 工具用于評估:IR4302 工作電源電壓:13 V to 23 V
MAX9766ETJ 功能描述:音頻放大器 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