參數(shù)資料
型號(hào): MAX9766ETJ+T
廠商: Maxim Integrated Products
文件頁數(shù): 30/33頁
文件大小: 0K
描述: IC AMP AUDIO .75W MONO AB 32TQFN
標(biāo)準(zhǔn)包裝: 2,500
類型: AB 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: 750mW x 1 @ 4 歐姆; 65mW x 2 @ 16 歐姆
電源電壓: 2.7 V ~ 5.5 V
特點(diǎn): 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(hù),關(guān)機(jī)
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: 帶卷 (TR)
MAX9765/MAX9766/MAX9767
750mW Audio Amplifiers with Headphone Amp,
Microphone Preamp, and Input Mux
6
_______________________________________________________________________________________
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. FREQUENCY (SPEAKER MODE)
MAX9765
toc01
FREQUENCY (Hz)
THD+N
(%)
10k
1k
100
0.01
0.1
1
0.001
10
100k
VDD = 5V
RL = 4
AV = 2V/V
POUT = 500mW
POUT = 100mW
POUT = 250mW
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. FREQUENCY (SPEAKER MODE)
MAX9765
toc02
FREQUENCY (Hz)
THD+N
(%)
10k
1k
100
0.01
0.1
1
0.001
10
100k
VDD = 5V
RL = 4
AV = 4V/V
POUT = 100mW
POUT = 250mW
POUT = 500mW
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. FREQUENCY (SPEAKER MODE)
MAX9765
toc03
FREQUENCY (Hz)
THD+N
(%)
10k
1k
100
0.01
0.1
1
0.001
10
100k
VDD = 3V
RL = 4
AV = 2V/V
POUT = 250mW
POUT = 100mW
POUT = 500mW
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. FREQUENCY (SPEAKER MODE)
MAX9765
toc04
FREQUENCY (Hz)
THD+N
(%)
10k
1k
100
0.01
0.1
1
0.001
10
100k
VDD = 3V
RL = 4
AV = 4V/V
POUT = 250mW
POUT = 500mW
POUT = 100mW
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. FREQUENCY (SPEAKER MODE)
MAX9765
toc05
FREQUENCY (Hz)
THD+N
(%)
10k
1k
100
0.01
0.1
1
0.001
10
100k
VDD = 5V
RL = 8
AV = 2V/V
POUT = 300mW
POUT = 50mW
POUT = 150mW
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. FREQUENCY (SPEAKER MODE)
MAX9765
toc06
FREQUENCY (Hz)
THD+N
(%)
10k
1k
100
0.01
0.1
1
0.001
10
100k
POUT = 300mW
POUT = 50mW
POUT = 150mW
VDD = 5V
RL = 8
AV = 4V/V
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. FREQUENCY (SPEAKER MODE)
MAX9765
toc07
FREQUENCY (Hz)
THD+N
(%)
10k
1k
100
0.01
0.1
1
0.001
10
100k
POUT = 300mW
POUT = 50mW
POUT = 150mW
VDD = 3V
RL = 8
AV = 4V/V
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. FREQUENCY (SPEAKER MODE)
MAX9765
toc08
FREQUENCY (Hz)
THD+N
(%)
10k
1k
100
0.01
0.1
1
0.001
10
100k
POUT = 150mW
POUT = 50mW
POUT = 300mW
VDD = 3V
RL = 8
AV = 4V/V
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER (SPEAKER MODE)
MAX9765
toc09
OUTPUT POWER (W)
THD+N
(%)
1.00
0.75
0.50
0.25
0.01
10
1
0.1
100
0.001
0
1.25
VDD = 5V
RL = 4
AV = 2V/V
f = 1kHz
f = 20Hz
f = 10kHz
Typical Operating Characteristics
(VDD = PVDD = 5V, BW = 22Hz to 22kHz, TA = +25°C, unless otherwise noted.)
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