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Table 7-45.Control Sideband and TAP Signal Group DC Specifications
Symbol
Alpha Group
V
(m),(n),(p),(s)
IL
V
(m),(n),(p),(s)
IH
V
(g)
IL
V
(g)
IH
V
(ga)
IL
V
(ga)
IH
V
(qa)
IL
V
(qa)
IH
V
(ja),(qb)
IL
V
(ja),(qb)
IH
V
(jb)
IL
V
(jb)
IH
V
(k),(l),(n),(p),
OL
(r),(s),(ab),(h),(i)
V
(k),(l),(n),(p),(r),(s),(
OH
ab),(i)
R
(k),(l),(n),(p),(r),(s),(i
ON
)
R
(ab)
ON
I
(ja),(jb),(m),(n),(p),(
LI
qa),(s),(t),(aa),(g)
I
(qb)
LI
COMP0
(t)
COMP1
(t)
COMP2
(t)
COMP3
(t)
NOTES:
1.
Unless otherwise noted, all specifications in this table apply to all processor frequencies.
2.
The V
referred to in these specifications refers to instantaneous V
TT
3.
Refer to the processor I/O Buffer Models for I/V characteristics.
4.
For V
between "0" V and V
IN
5.
V
and V
may experience excursions above V
IH
OH
signal quality specifications.
6.
COMP resistance must be provided on the system board with 1% resistors. COMP resistors are to V
7.
R
is the system termination on the signal.
SYS_TERM
100
Parameter
Input Low Voltage
Input High Voltage
Input Low Voltage
Input High Voltage
Input Low Voltage
Input High Voltage
Input Low Voltage
Input High Voltage
Input Low Voltage
Input High Voltage
Input Low Voltage
Input High Voltage
Output Low Voltage
Output High Voltage
Buffer on Resistance
Buffer on Resistance
Input Leakage Current
Input Leakage Current
COMP Resistance
COMP Resistance
COMP Resistance
COMP Resistance
. Measured when the driver is tristated.
TT
. However, input signal drivers must comply with the
TT
Electrical Specifications
Min
Typ
Max
0.64
*
0.76
V
*
TT
0.25
*
0.80
V
*
TT
0.4
V
*
0.75
V
*
TT
0.38
*
0.70
V
*
TT
0.25
*
0.75
V
*
TT
0.29
0.87
V
* R
TT
ON
(R
ON
R
SYS_TERM
V
TT
10
18
20-30
27-45
±200
±150
49.4
49.9
50.4
49.4
49.9
50.4
19.8
20
20.2
19.8
20
20.2
.
TT
1,8
Units
Notes
V
V
2,3
TT
V
2,3,5
V
V
2,3
TT
V
2,3,5
V
2,3
TT
V
2,3,5
V
V
2,3
TT
V
2,3,5
V
V
2,3
TT
V
2,3,5
2,3
V
2,3,5
/
V
2,7
+
)
V
2,5
Ω
Ω
μA
4
μA
4
Ω
6
Ω
6
Ω
6
Ω
6
.
SS
Datasheet
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