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参数资料
型号： MAX7349ATG+
厂商： Maxim Integrated Products
文件页数： 15/29页
文件大小： 0K
描述： IC CNTRL SW SOUND 24-TQFN
产品培训模块： Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装： 75
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： 24-WFQFN 裸露焊盘
供应商设备封装： 24-TQFN-EP（4x4）
包装： 管件
安装类型： 表面贴装
MAX7347/MAX7348/MAX7349
2-Wire Interfaced Low-EMI Key Switch
and Sounder Controllers
22
______________________________________________________________________________________
REGISTER DATA
REGISTER
D7
D6
D5
D4
D3
D2
D1
D0
SOUNDER REGISTER
READ
WRITE
DURATION
FREQUENCY
LEVEL
BUFFER
Sounder output active low for sound duration;
queue cleared
—
Write
0
Sounder output active high for sound duration;
queue cleared
—
Write
0
1
0
Sound frequency is 523.25Hz, idles low
Note C5
Write
0
1
0
Sound frequency is 587.33Hz, idles low
Note D5
Write
0
1
Sound frequency is 659.26, idles low
Note E5
Write
0
1
0
Sound frequency is 698.46Hz, idles low
Note F5
Write
0
1
0
1
Sound frequency is 783.99Hz, idles low
Note G5
Write
0
1
0
Sound frequency is 880Hz, idles low
Note A5
Write
0
1
Sound frequency is 987.77Hz, idles low
Note B5
Write
1
0
Sound frequency is 1046.5Hz, idles low
Note C6
Write
1
0
1
Sound frequency is 1318.5Hz, idles low
Note E6
Write
1
0
1
0
Sound frequency is 1568Hz, idles low
Note G6
Write
1
0
1
Sound frequency is 1760Hz, idles low
Note A6
Write
1
0
Sound frequency is 2093Hz, idles low
Note C7
Write
1
0
1
Sound frequency is 2349.3Hz, idles low
Note D7
Write
1
0
Sound frequency is 2637Hz, idles low
Note E7
Write
DURATION
11
1
BUFFER
Sound duration is continuous; if an alert sound or
a key sound is programmed as 000xxxxx
(continuous), then the command is treated as
111xxxxx (1000 ms)
Write
0
Sound duration is 15625ms*
Write
0
1
Sound duration is 3125ms*
Write
0
1
0
Sound duration is 625ms*
Write
0
1
Sound duration is 125ms*
Write
1
0
Sound duration is 250ms*
Write
1
0
1
Sound duration is 500ms*
Write
1
0
Sound duration is 1000ms*
Write
1
FREQUENCY
LEVEL
BUFFER
Power-up default setting
—
000
00
0
Table 16. Sounder Register Format (continued)
*
Sound duration will be slightly longer than these times because each sound always completes a full cycle before stopping.
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相关代理商/技术参数
参数描述
MAX7349ATG+ 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
MAX7349ATG+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
MAX7349EVKIT 功能描述:接口 - 专用 Evaluation Kit for the MAX7349/Emulates: MAX7347/MAX7348 RoHS:否 制造商:Texas Instruments 产品类型:1080p60 Image Sensor Receiver 工作电源电压:1.8 V 电源电流:89 mA 最大功率耗散: 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:BGA-59
MAX734C/D 功能描述:直流/直流开关调节器 +12V 120mA Flash Memory Programming Supply RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5
MAX734C/D DIE 制造商:Maxim Integrated Products 功能描述:
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