参数资料
型号: MAX9727EEP+T
厂商: Maxim Integrated Products
文件页数: 10/13页
文件大小: 0K
描述: IC AMP AUDIO QUAD AB DIFF 20QSOP
标准包装: 2,500
系列: DirectDrive®
类型: AB 类
输出类型: 4-通道(四路)
电源电压: 2.7 V ~ 5.5 V
特点: 消除爆音,差分输入,关闭,热保护
安装类型: 表面贴装
供应商设备封装: 20-QSOP
封装/外壳: 20-SSOP(0.154",3.90mm 宽)
包装: 带卷 (TR)
MAX9727
Quad Audio Line Driver with 3VRMS Output
6
_______________________________________________________________________________________
Typical Operating Characteristics (continued)
(VDD = PVDD = 3.3V, VCM = 0V, RIN = RF = 5k, THD+N measurement bandwidth = 22Hz to 22kHz, TA = +25°C, unless otherwise
noted.)
ENTERING SHUTDOWN
VSHDN
2V/div
VIN_
5V/div
VOUT_
5V/div
MAX9727
toc19
20
s/div
EXITING SHUTDOWN
VSHDN
2V/div
VIN_
5V/div
VOUT_
5V/div
MAX9727
toc20
40
s/div
OUTPUT AT 2VRMS AT 1kHz
(VDD = 5V, RL = 1k
)
OUTA
5V/div
OUTB
5V/div
OUTC
5V/div
OUTD
5V/div
MAX9727
toc21
400
s/div
STEP RESPONSE
1
s/div
VIN_
50mV/div
VOUT_
50mV/div
RL = 1k
CL = 220pF
MAX9727
toc22
STEP RESPONSE
1
s/div
VIN_
50mV/div
VOUT_
50mV/div
MAX9727
toc23
SUPPLY CURRENT vs. TEMPERATURE
MAX9727
toc24
TEMPERATURE (
°C)
SUPPLY
CURRENT
(mA)
75
50
25
0
-25
10.5
11.0
11.5
12.0
12.5
13.0
10.0
-50
100
VDD = 3.3V
VDD = 5V
VDD = 2.7V
NO LOAD
INPUTS GROUNDED
SHUTDOWN CURRENT vs. TEMPERATURE
MAX9727
toc25
TEMPERATURE (
°C)
SHUTDOWN
CURRENT
(nA)
75
50
25
0
-25
0
1
2
3
4
5
-1
-50
100
VDD = 3.3V
VDD = 5V
VDD = 2.7V
NO LOAD
INPUTS GROUNDED
OUTPUT SPECTRUM
vs. FREQUENCY
MAX9727
toc26
FREQUENCY (kHz)
AMPLITUDE
(dBV)
15
10
5
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-150
020
VDD = 5V
VOUT = -60dBV
fIN = 1k
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