鈮?/div>
V
DDQ
Test Conditions
I
OH
=
鈭?.0
mA
I
OH
=
鈭?00 碌A
I
OL
= 2.0 mA
I
OL
= 100
碌A
1.7
鈥?.3
鈭?
Min.
1.7
2.1
0.7
0.2
V
DD
+ 0.3
0.7
5
Max.
Unit
V
V
V
V
V
V
碌A
TAP AC Switching Characteristics
Over the Operating Range
[26, 27]
Parameter
t
TCYC
t
TF
t
TH
t
TL
Set-up Times
t
TMSS
t
TDIS
t
CS
Hold Times
t
TMSH
t
TDIH
t
CH
TMS Hold after TCK Clock Rise
TDI Hold after Clock Rise
Capture Hold after Clock Rise
10
10
10
ns
ns
ns
TMS Set-up to TCK Clock Rise
TDI Set-up to TCK clock Rise
Capture Set-up to TCK Rise
10
10
10
ns
ns
ns
TCK Clock Cycle Time
TCK Clock Frequency
TCK Clock HIGH
TCK Clock LOW
40
40
Description
Min.
100
10
Max.
Unit
ns
MHz
ns
ns
Notes:
25. These characteristic pertain to the TAP inputs (TMS, TCK, TDI and TDO). Parallel load levels are specified in the Electrical Characteristics table.
26. t
CS
and t
CH
refer to the set-up and hold time requirements of latching data from the boundary scan register.
27. Test conditions are specified using the load in TAP AC test conditions. t
R
/t
F
= 1 ns.
Document #: 38-05493 Rev. *A
Page 14 of 19