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参数资料
| 型号： | MAX9726AETP+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 24/24页 |
| 文件大小： | 0K |
| 描述： | IC AMP AUDIO .124W STER 20TQFN |
| 标准包装： | 2,500 |
| 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： | 124mW x 2 @ 16 欧姆 |
| 电源电压： | 2.7 V ~ 5.5 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： | 20-TQFN-EP（4x4） |
| 封装/外壳： | 20-WFQFN 裸露焊盘 |
| 包装： | 带卷 (TR) |
MAX9726
DirectDrive, Headphone Amplifier with
BassMax, I2C, Volume and Gain Control
_______________________________________________________________________________________
9
Pin Description
PIN
BUMP
TQFN
UCSP
NAME
FUNCTION
1A1
VDD
Power-Supply Input. Bypass VDD to PGND with a 1F capacitor.
2
A2
C1P
Charge-Pump Flying Capacitor Positive Terminal. Connect a 1F capacitor between C1P
and C1N.
3
A3
PGND
Power Ground. Connect to SGND.
4
A4
C1N
Charge-Pump Flying Capacitor Negative Terminal. Connect a 1F capacitor between C1P
and C1N.
5A5
PVSS
Charge-Pump Output. Connect to SVSS and bypass with a 1F capacitor to PGND.
6
B3
SDA
Serial Data Input. Connect a pullup resistor greater than 500
Ω from SDA to VDD.
7
C3
SCL
Serial Clock Input. Connect a pullup resistor greater than 500
Ω from SCL to VDD.
8C2
SHDN
Active-Low Shutdown Input. Drive
SHDN low to disable the MAX9726. Connect SHDN to
VDD while bit 7 is high for normal operation (see the Command Register section).
9
B4
FBL
Left-Channel Feedback Output. Connect a feedback resistor between FBL and INL. See
the Gain-Setting Components section.
10
B5
INL
Left-Channel Input. Connect an input resistor to INL. See the Gain-Setting Components
section.
11
C5
INR
Right-Channel Input. Connect an input resistor to INR. See the Gain-Setting Components
section.
12
C4
FBR
Right-Channel Feedback Output. Connect a feedback resistor between FBR and INR. See
the Gain-Setting Components section.
13
D5
SGND
Signal Ground. Connect to PGND.
14
D2
NREG
Negative Supply Regulator Voltage. Bypass NREG to PGND with a 1F capacitor.
15
D4
BMR
Right BassMax Input. Connect an external passive network between OUTR and BMR to
apply bass boost to the right-channel output. See the Gain-Setting Components section.
Connect BMR to SGND if BassMax is not used.
16
D1
SVSS
Headphone Amplifier Negative Power-Supply Input. Connect to PVSS and bypass with a
1F capacitor to PGND.
17
C1
OUTR
Right Headphone Output
18
B1
OUTL
Left Headphone Output
19
D3
BML
Left BassMax Input. Connect an external passive network between OUTL and BML to
apply bass boost to the right-channel output. See the Gain-Setting Components section.
Connect BML to SGND if BassMax is not used.
20
B2
PREG
Positive Supply Regulator Voltage. Bypass PREG to PGND with a 1F capacitor.
EP
—
EP
Exposed Pad. Connect EP to SVSS or leave unconnected.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX9726BEBP+ | 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述: |
| MAX9726BEBP+T | 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述: |
| MAX9726BETP+ | 功能描述:音频放大器 Integrated Circuits (ICs) 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 |
| MAX9726BETP+T | 功能描述:音频放大器 Integrated Circuits (ICs) 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 |
| MAX9726EVKIT+ | 功能描述:放大器 IC 开发工具 RoHS:否 制造商:International Rectifier 产品:Demonstration Boards 类型:Power Amplifiers 工具用于评估:IR4302 工作电源电压:13 V to 23 V |
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