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参数资料
| 型号： | MAX9723CETE+ |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 23/25页 |
| 文件大小： | 0K |
| 描述： | IC AMP AUDIO .06W STER AB 16TQFN |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 75 |
| 系列： | DirectDrive® |
| 类型： | AB 类 |
| 输出类型： | 耳机，2-通道（立体声） |
| 在某负载时最大输出功率 x 通道数量： | 60mW x 2 @ 16 欧姆 |
| 电源电压： | 1.8 V ~ 3.6 V |
| 特点： | 低音增强模式，消除爆音，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： | 16-TQFN-EP（4x4） |
| 封装/外壳： | 16-WQFN 裸露焊盘 |
| 包装： | 管件 |
MAX9723
Stereo DirectDrive Headphone Amplifier
with BassMax, Volume Control, and I2C
_______________________________________________________________________________________
7
CROSSTALK
vs. FREQUENCY
-100
-80
-60
-40
-20
0
-120
MAX9723
toc16
FREQUENCY (Hz)
CROSSTALK
(dB)
10k
1k
100
10
100k
VIN = 1VP-P
RL = 32
Ω
A = 0dB
LEFT TO RIGHT
A = 0dB
RIGHT TO LEFT
A = 0dB
CROSSTALK
vs. FREQUENCY
-100
-80
-60
-40
-20
0
-120
MAX9723
toc17
FREQUENCY (Hz)
CROSSTALK
(dB)
10k
1k
100
10
100k
VIN = 1VP-P
RL = 32
Ω
A = -10dB
LEFT TO RIGHT
A = -10dB
RIGHT TO LEFT
A = -10dB
BASS BOOST FREQUENCY
RESPONSE
-5
0
5
10
15
20
-10
MAX9723
toc18
FREQUENCY (Hz)
AMPLITUDE
(dB)
10k
1k
100
10
100k
NO LOAD
R1 = 47k
Ω
BassMax DISABLED
R2 = 36k
Ω
C3 = 0.068
μF
R2 = 22k
Ω
C3 = 0.1
μF
R2 = 10k
Ω
C3 = 0.22
μF
GAIN FLATNESS
vs. FREQUENCY
-6
-5
-4
-3
-2
-1
0
1
-7
MAX9723
toc19
FREQUENCY (Hz)
AMPLITUDE
(dB)
10k
1k
100
10
100k
OUTPUT SPECTRUM
vs. FREQUENCY
MAX9723
toc20
FREQUENCY (kHz)
AMPLITUDE
(dBV)
15
10
5
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-140
020
RL = 32
Ω
VDD = 3V
fIN = 1kHz
CHARGE-PUMP OUTPUT VOLTAGE
vs. OUTPUT CURRENT
MAX9723
toc21
OUTPUT CURRENT (mA)
OUTPUT
VOLTAGE
(V)
175
150
125
100
75
50
25
-3.0
-2.5
-2.0
-1.5
-1.0
-0.5
0
-3.5
0200
NO HEADPHONE LOAD
CHARGE-PUMP LOAD
CONNECTED
BETWEEN PVSS AND PGND
Typical Operating Characteristics (continued)
(VDD = SHDN = 3V, PGND = SGND = 0V, C1 = C2 = 1F, BB_ = 0V, gain = 0dB, maximum volume, BassMax disabled. Load con-
nected between OUT_ and SGND where specified. Outputs in phase, both channels loaded. TA = +25°C, unless otherwise noted.)
(See Functional Diagram/Typical Operating Circuit)
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX9723CETE+ | 功能描述:音频放大器 Stereo DirectDrive Headphone Amplifier 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 |
| MAX9723CETE+T | 功能描述:音频放大器 Stereo DirectDrive Headphone Amplifier 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 |
| MAX9723CETE-T | 制造商:Maxim Integrated Products 功能描述:- Tape and Reel |
| MAX9723CEUP | 制造商:Maxim Integrated Products 功能描述:- Rail/Tube |
| MAX9723DEBE | 制造商:Maxim Integrated Products 功能描述:STEREO DIRECTDRIVE HEADPHONE AMPLIF - Rail/Tube |
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