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PM7340 参数 Datasheet PDF下载

PM7340图片预览
型号: PM7340
PDF下载: 下载PDF文件 查看货源
内容描述: S / UNI ATM反向多路复用, 8个环节 [S/UNI INVERSE MULTIPLEXING FOR ATM, 8 LINKS]
分类和应用: ATM集成电路SONET集成电路SDH集成电路电信集成电路电信电路异步传输模式
文件页数/大小: 334 页 / 2670 K
品牌: PMC [ PMC-SIERRA, INC ]
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PM7340 S/UNI-IMA-8  
PRELIMINARY  
INVERSE MULTIPLEXING OVER ATM  
DATA SHEET  
PMC-2001723  
ISSUE 3  
INVERSE MULTIPLEXING OVER ATM  
Figure 41  
- Power Up and Initialization Sequence  
1
2
3
4
5
6
7
8
9
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
sysclk  
Vcc  
CBRI performs first arbitration on cycle following MRS  
SDRAM Initialization Sequence (78 cyc)  
bucb_cben  
REFA & tRC (9 cyc) sequence must be  
repeated 8 times, prior to MRS  
tRP (3cyc)  
PRE NOP  
tRC (9cyc)  
cbcmd  
cbcsb  
NOP  
REF  
NOP  
REF  
NOP  
MR  
cbrasb  
cbcasb  
cbweb  
cbdqm  
cbbs[1:0]  
cba[11:0]  
cbdq[15:0]  
00  
400h  
033  
PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC., AND FOR ITS CUSTOMERS’ INTERNAL USE  
298  
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