Datasheet

Intel
®
Itanium
®
Processor 9300 Series and 9500 Series Datasheet 29
Electrical Specifications
Table 2-4. Intel
®
Itanium
®
Processor 9300 Series Clock Frequency Table
Intel
®
QuickPath Interconnect
Forwarded Clock Frequency
Intel
®
QuickPath Interconnect Data
Transfer Rate
33.33 MHz 66.66 MT/s (see note 1
)
Notes:
1. This speed is the 1/4 SysClk Frequency.
2.40 GHz 4.8 GT/s
Table 2-5. Intel
®
Itanium
®
Processor 9300 Series Transmitter Parameter Values for
Intel
®
QuickPath Interconnect and Intel SMI Channels @ 4.8 GT/s (Sheet 1 of
2)
Symbol Parameter Min Nom Max Units Notes
UI
avg
Average UI size at 4.8 GT/s 208.33 ps
N
MIN-UI-Validation
# of UI over which the eye mask voltage and
timing spec needs to be validated
1E6
T
slew-rise-fall-pin
Defined as the slope of the rising or falling
waveform as measured between ±100 mV of
the differential transmitter output, data or
clock
612V/ns
V
Tx-diff-pp-pin
Transmitter differential swing 900 1300 mV
R
TX
Transmitter termination resistance 37.4 47.6 Ω 4
Z
TX_LINK_DETECT
Link Detection Resistor 500 2000 Ω
V
TX_LINK_DETECT
Link Detection Resistor Pull-up Voltage max VCCIO V
T
DATA_TERM_SKEW
Intel
®
QPI
Skew between first to last data termination
meeting Z
RX_LOW_CM_DC
600 UI 2
T
DATA_TERM_SKEW
Intel
®
SMI
Skew between first to last data termination
meeting Z
RX_LOW_CM_DC
780 UI 2
T
INBAND_RESET_SENSE
Time taken by inband reset detector to sense
Inband Reset
8k 256k UI
T
CLK_DET
Time taken by clock detector to observe clock
stability
8k 256k UI
T
SYSCLK-TX-VARIABILITY
Phase variability between reference Clk (at Tx
input) and Tx output.
500 ps
TX
EQ-BOOST
Voltage ratio between the cursor and the
post-cursor when transmitting successive
ones
025dB3
V
TX-CM-PIN
Transmitter data or clock common mode level 23 27 %
V
TX-CM-RIPPLE-PIN
Transmitter data or clock common mode
ripple
014%8,9