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CL-MD1724 PDF预览

CL-MD1724

更新时间: 2024-09-17 19:30:23
品牌 Logo 应用领域
凌云 - CIRRUS 电信电信集成电路
页数 文件大小 规格书
6页 160K
描述
Modem-Support Circuit, PQFP44, SQFP-128

CL-MD1724 技术参数

生命周期:Obsolete零件包装代码:QFP
包装说明:QFP,针数:44
Reach Compliance Code:unknownHTS代码:8542.39.00.01
风险等级:5.84其他特性:FULL DUPLEX
JESD-30 代码:S-PQFP-G44功能数量:1
端子数量:44封装主体材料:PLASTIC/EPOXY
封装代码:QFP封装形状:SQUARE
封装形式:FLATPACK认证状态:Not Qualified
标称供电电压:5 V表面贴装:YES
电信集成电路类型:MODEM-SUPPORT CIRCUIT端子形式:GULL WING
端子位置:QUADBase Number Matches:1

CL-MD1724 数据手册

 浏览型号CL-MD1724的Datasheet PDF文件第2页浏览型号CL-MD1724的Datasheet PDF文件第3页浏览型号CL-MD1724的Datasheet PDF文件第4页浏览型号CL-MD1724的Datasheet PDF文件第5页浏览型号CL-MD1724的Datasheet PDF文件第6页 
CL-MD56XX  
â
Preliminary Product Bulletin  
FEATURES  
V.34 FastPathä 56K  
Complete PC telephony solution  
Ñ Controller-based, robust platform  
Data/Fax/Voice  
Chipset Family  
â
Ñ Exceeds Microsoft PC 95 requirements  
Ñ Full-duplex, echo-cancelled digital speakerphone  
Ñ ITU (International Communications Union) V.80  
videoconferencing  
Ñ ITU-V.70 DSVD (digital simultaneous voice and data)  
upgrade option  
Ñ International telephony support  
OVERVIEW  
The CL-MD56XX chipset family is  
a software-  
Data modulation  
upgradable 56K solution with a complete set of industry-  
standard voice, data, and fax features. The  
â
Ñ US Robotics ´2ä Technology  
Ñ ITU-V.34 (33,600 to 2400 bps) symmetric and  
asymmetric operation  
â
US Robotics ´2ä Technology provides effective data  
receive rates of up to 53.33 kbps and ensures  
interoperability with major Internet service providers  
around the world. Chipset features include  
simultaneous voice and data operation, ITU-V.80  
videoconferencing, and full-duplex speakerphone.  
Ñ ITU-V.32 bis, V.23, V.22 bis, V.21  
â
Ñ Bell 212A and 103  
Fax modulation  
Ñ ITU-T V.17, V.29 to 14,400 bps  
Voice coder  
Integrated, Open Architecture  
Ñ Voice compression: ADPCM, linear, and CL1  
Ñ 4800, 7200, 8000, 9600, and 11025 samples per  
second  
The CL-MD56XX is based on the FastPath platform,  
which comprises an open-architecture ARM (Advanced  
RISC Machines) controller and a proprietary high-MIPS  
DSP (digital signal processor). Each component is high-  
ly integrated using Cirrus LogicÕs state-of-the-art pro-  
cess technology.The result is a platform with low power  
requirements and high performance.The FastPath plat-  
Data link layer protocols  
â
Ñ Error correction: ITU-V.42 and MNP 2Ð4  
â
Ñ Data compression: ITU-V.42 bis and MNP 5  
DTE integrated interface alternatives  
Ñ Serial RS-232/V.24 interface  
(cont. next page)  
(cont. next page)  
System  
Block Diagram  
FLASH ROM / EPROM / RAM  
CL-MD56XX  
SRAM  
HOST  
COMPUTER  
BUS  
SAFE  
TIP  
RING  
CL-MD1724  
or  
DAA  
mP  
CL-MD44XXC  
CL-MD1724T  
DSP  
CL-MD56XXD  
or  
MICROPHONE / SPEAKER  
CL-MD56XXDT  
SAFE  
CL-MD1724 or  
CL-MD1724T  
(OPTIONAL)  
(OPTIONAL)  
NVRAM  
+
RAM  
June 1997  

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