Intel Itanium 9010, Manual

Page: 19 / 108

Dual-Core Intel
®
Itanium
®
Processor 9000 and 9100 Series Datasheet 19
Electrical Specifications
Table 2-4. AGTL+ Signals DC Specifications
Symbol Parameter
Core
Frequency
Minimum Typ Maximum Unit Notes
V
IL
Input Low Voltage All 0.625 V
1
Notes:
1. The typical transition point between V
IL
and V
IH
assuming 125 mV V
REF
uncertainty for ODT. V
REF_high
and
V
REF_low
levels are V
REF
±100 mV, respectively, for a system bus agent using on-board termination. V
REF_high
and V
REF_low
levels are V
REF
±125 mV, respectively, for a system bus agent using on-die termination.
V
IH
Input High Voltage All 0.875 V
1
V
OL
Output Low Voltage All 0.3 0.4 V
2
2. Parameter measured into a 22.5 ohm resistor to 1.2 V. Minimum V
OL
and I
OL
are guaranteed by design/
characterization.
V
OH
Output High Voltage All V
CTERM
,
minimum
V
CTERM
V
CTERM
,
maximum
V
I
OL
Output Low Current @ 0.3 V All 34 mA
3
3. Calculated using off-die termination through two 45 ohm ±1% resistors in parallel.
I
OL
Output Low Current @ 0.3 V All 17 mA
4
4. Calculated using on-die termination to a 45 ±15% resistor measured at V
OL
.
I
L
Leakage Current All ±100 µA
5
5. At 1.2 V ±1.5%. V
CTERM
, minimum Vpin V
CTERM
, maximum.
C
AGTL+
AGTL+ Pad Capacitance All 2 pF
6
6. Total of I/O buffer with ESD structure and processor parasitics if applicable. Capacitance values guaranteed
by design for all AGTL+ buffers.
Table 2-5. Power Good Signal DC Specifications
Symbol Parameter Minimum Maximum Unit Notes
V
IL
Input Low Voltage 0.440 V
V
IH
Input High Voltage 0.875 V
Table 2-6. System Bus Clock Differential HSTL DC Specifications
Symbol Parameter Minimum Maximum Unit Notes
V
IH
Input High Voltage 0.78 1.3 V
V
IL
Input Low Voltage –0.3 0.5 V
V
X
Input Crossover Voltage 0.55 0.85 V
C
CLK
Input (Pad) Capacitance 1.75 pF
Table 2-7. TAP Connection DC Specifications
Symbol Parameter Minimum Maximum Unit Notes
V
IL
Input Low Voltage –0.3 0.5 V
1
Notes:
1. There is a 100 mV hysteresis on TCK.
V
IH
Input High Voltage 1.1 1.57 V
1, 2
2. V
IH, MAX
= 1.5 V + 5%, V
OH, MAX
= 1.2 V +5%.
V
OL
Output Low Voltage 0.3 V
V
OH
Output High Voltage 1.2 V
2, 3
3. There is no internal pull-up. An external pull-up is always assumed. Max voltage tolerated at TDO is 1.5 V.
I
OL
Output Low Current 20 mA
I
IC
Input Current 690 uA
4
4. Per input pin.