参数资料
型号: M66291GP
元件分类: 总线控制器
英文描述: UNIVERSAL SERIAL BUS CONTROLLER, PQFP48
封装: 7 X 7 MM, 0.50 MM PITCH, PLASTIC, LQFP-48
文件页数: 14/128页
文件大小: 928K
代理商: M66291GP
M66291GP/HP
Rev 1.01 2004.11.01 page 108 of 122
4.6 Switching Characteristics (IOVcc=2.7~3.6V or 4.5~5.5V)
Limits
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
Refer
No.
ta(A)
Address access time
40
ns
1
tv(A)
Data valid time after address
0
ns
2
ta(CTRL)
Control access time
30
ns
3
tv(CTRL)
Data valid time after control
0
ns
4
ten(CTRL)
Control output enable time
0
20
ns
5
tdis(CTRL)
Output disable time after control
0
20
ns
6
tdis(CTRL-
Dreq )
Dreq disable time after control
50
ns
7
tdis(Dack -
Dreq )
Dreq disable time after Dack
50
ns
8
ta(Dack)
Dack access time
30
ns
9
ten(Dack)
Output enable time after Dack
CL=50pF
0
20
ns
10
tv(Dack)
Data valid time after Dack
0
ns
11
tdis(Dack)
Output disable time after Dack
0
20
ns
12
tdis(CTRLH
-Dreq )
Dreq disable time after control
50
ns
13
td(CTRL-
INT)
INT negate delay time
250
ns
14
twh(INT)
INT "H" pulse width
650
ns
15
twh(Dreq )
Dreq "H" pulse width
50
ns
16
ten(Dack -
Dreq )
Dreq enable time after Dack
30
ns
17
ten(CTRL-
Dreq )
Dreq enable time after control
50
ns
18
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