参数资料
型号: MAX7347ATE+T
厂商: Maxim Integrated Products
文件页数: 11/29页
文件大小: 0K
描述: IC CNTRL SW SOUND 16-TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
应用: 声卡,播放器,记录器
接口: I²C
电源电压: 2.4 V ~ 3.6 V
封装/外壳: 16-WQFN 裸露焊盘
供应商设备封装: 16-TQFN-EP(4x4)
包装: 带卷 (TR)
安装类型: 表面贴装
MAX7347/MAX7348/MAX7349
2-Wire Interfaced Low-EMI Key Switch
and Sounder Controllers
______________________________________________________________________________________
19
REGISTER DATA
REGISTER
ADDRESS
CODE (hex)
D7
D6
D5
D4
D3
D2
D1
D0
CONFIGURATION REGISTER
0x04
SHUTDOWN
KEY
SOUND
ENABLE
ALERT
SOUND
ENABLE
ALERT
INT
ENABLE
ALERT
INT
EVENT
SOUNDER
STATUS
TIMEOUT
ENABLE
Shutdown mode; key-scan and
sounder timing are disabled,
interrupts disabled, but alert input
can be read and port outputs (as
selected) can be changed
0x04
0
X
Operating mode; key scan is started,
and commands in sounder queue
are actioned
0x04
1
X
Power-up default setting
0x04
00
0
1
Table 12. Configuration Register Format (continued)
REGISTER DATA
REGISTER
ADDRESS
CODE (hex)
READ
WRITE
D7
D6
D5
D4
D3
D2
D1
D0
READ
PORT 7 PORT 6 PORT 5 PORT 4 PORT 3 PORT 2
INT
PORT
ALERT
INPUT
PORTS REGISTER
0x05
WRITE
PORT 7 PORT 6 PORT 5 PORT 4 PORT 3 PORT 2
INT
PORT
X
Clear port 2 low
0x05
Write
X
0
X
Set port 2 high (high
impedance)
0x05
Write
X
1
X
Clear port 3 low
0x05
Write
X
0
X
Set port 3 high (high
impedance)
0x05
Write
X
1
X
Clear port 4 low
0x05
Write
X
0
X
Set port 4 high (high
impedance)
0x05
Write
X
1
X
Clear port 5 low
0x05
Write
X
0
X
Set port 5 high (high
impedance)
0x05
Write
X
1
X
Clear port 6 low
0x05
Write
X
0
X
Set port 6 high (high
impedance)
0x05
Write
X
1
X
Table 13. Ports Register Format
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MAX7348 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:2-Wire Interfaced Low-EMI Key Switch and Sounder Controllers
MAX7348AEP 功能描述:外围驱动器与原件 - PCI Low-EMI Key Switch & Sounder Controller RoHS:否 制造商:PLX Technology 工作电源电压: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:FCBGA-1156 封装:Tray
MAX7348AEP+ 功能描述:外围驱动器与原件 - PCI Low-EMI Key Switch & Sounder Controller RoHS:否 制造商:PLX Technology 工作电源电压: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:FCBGA-1156 封装:Tray
MAX7348AEP+T 功能描述:外围驱动器与原件 - PCI Low-EMI Key Switch & Sounder Controller RoHS:否 制造商:PLX Technology 工作电源电压: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:FCBGA-1156 封装:Tray
MAX7348AEP-T 功能描述:外围驱动器与原件 - PCI Low-EMI Key Switch & Sounder Controller RoHS:否 制造商:PLX Technology 工作电源电压: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:FCBGA-1156 封装:Tray