參數(shù)資料
型號: MC68838FCC
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 1 CHANNEL(S), 125M bps, FDDI CONTROLLER, CQFP120
封裝: CERAMIC, QFP-120
文件頁數(shù): 92/100頁
文件大?。?/td> 465K
代理商: MC68838FCC
MOTOROLA
MC68838 USER’S MANUAL
11-5
11.7 MAC-ELM TIMING (see Figure 11-3)
Num
Characteristic
Min
M a x
Unit
25
Skew between BYTCLK and SYMCLK
0
10
ns
27
BYTCLK High to TXDAT
2
25
ns
28
RCDAT Setup Time *
5
ns
29
RCDAT Hold Time *
15
ns
NOTE:
* Timing relative to the falling edge of SYMCLK when BYTCLK is low.
SYMCLK
40 NS
28
RCDAT
TXDAT
27
BYTCLK
80 NS
25
29
VALID DATA
VALID
DATA
Figure 11-3. MAC-ELM Timing
ARCHIVE
INFORMA
TION
ARCHIVE
INFORMA
TION
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