欢迎访问ic37.com |
会员登录 免费注册
发布采购

MT8920B-1 参数 Datasheet PDF下载

MT8920B-1图片预览
型号: MT8920B-1
PDF下载: 下载PDF文件 查看货源
内容描述: ISO- CMOS ST- BUS⑩系列ST -BUS总线并行访问电路 [ISO-CMOS ST-BUS⑩ FAMILY ST-BUS Parallel Access Circuit]
分类和应用:
文件页数/大小: 29 页 / 217 K
品牌: MITEL [ MITEL NETWORKS CORPORATION ]
 浏览型号MT8920B-1的Datasheet PDF文件第15页浏览型号MT8920B-1的Datasheet PDF文件第16页浏览型号MT8920B-1的Datasheet PDF文件第17页浏览型号MT8920B-1的Datasheet PDF文件第18页浏览型号MT8920B-1的Datasheet PDF文件第20页浏览型号MT8920B-1的Datasheet PDF文件第21页浏览型号MT8920B-1的Datasheet PDF文件第22页浏览型号MT8920B-1的Datasheet PDF文件第23页  
CMOS MT8920B  
CHANNEL N - BIT 0  
CHANNEL (N + 1) - BIT 7  
ST-BUS ACCESS  
CONTENTION WINDOW  
C4i  
(N matches incoming  
ST-BUS channel)  
A0 - A5  
READ ADDRESS N or WRITE ADDRESS (N + 1)  
CS  
CONDITION 1:  
Access begins before contention window and finishes before ST-BUS access - No contention.  
OE, R/W  
BUSY  
t
EC4H  
CONDITION 2:  
OE, R/W  
Access begins before contention window and continues into ST-BUS access.  
t
EC4L  
t
t
C4BH  
C4BL  
BUSY  
Access begins within contention window but before ST-BUS access.  
CONDITION 3:  
OE, R/W  
t
EC4L  
t
C4BH  
t
EBL  
BUSY  
CONDITION 4:  
OE, R/W  
Access begins during ST-BUS access  
t
C4BH  
t
EBL  
BUSY  
Figure 16 - Mode 2 Access Contention Resolution  
3-21  
 复制成功!