Intel BX80569Q9550 - Core 2 Quad 2.83 GHz Processor Datasheet page 29

Electrical Specifications
®
Table 2-4. Intel Itanium
Intel
Forwarded Clock Frequency
Notes:
1. This speed is the 1/4 SysClk Frequency.
®
Table 2-5. Intel Itanium
®
Intel QuickPath Interconnect and Intel SMI Channels @ 4.8 GT/s (Sheet 1 of
2)
Symbol
UI Average UI size at 4.8 GT/s
avg
N # of UI over which the eye mask voltage and
MIN-UI-Validation
timing spec needs to be validated
T Defined as the slope of the rising or falling
slew-rise-fall-pin
waveform as measured between ±100 mV of
the differential transmitter output, data or
clock
V Transmitter differential swing
Tx-diff-pp-pin
R Transmitter termination resistance
TX
Z Link Detection Resistor
TX_LINK_DETECT
V Link Detection Resistor Pull-up Voltage
TX_LINK_DETECT
T Skew between first to last data termination
DATA_TERM_SKEW
meeting Z
Intel ® QPI
T Skew between first to last data termination
DATA_TERM_SKEW
meeting Z
®
Intel SMI
T Time taken by inband reset detector to sense
INBAND_RESET_SE SE
N
Inband Reset
T Time taken by clock detector to observe clock
CLK_DET
stability
T Phase variability between reference Clk (at Tx
-T -V
SYSCLK X ARIABILITY
input) and Tx output.
TX Voltage ratio between the cursor and the
EQ-BOOST
post-cursor when transmitting successive
ones
V Transmitter data or clock common mode level
T - -
X CM PIN
V Transmitter data or clock common mode
T - - -
X CM RIPPLE PIN
ripple
® ®
Intel Itanium Processor 9300 Series and 9500 Series Datasheet
®
Processor 9300 Series Clock Frequency Table
® QuickPath Interconnect
33.33 MHz
2.40 GHz
®
Processor 9300 Series Transmitter Parameter Values for
Parameter
RX_LOW_CM_DC
RX_LOW_CM_DC
Intel ® QuickPath Interconnect Data
Transfer Rate
66.66 MT/s (see note 1
4.8 GT/s
Min Nom Max
208.33
1E6
6 12
900 1300
37.4 47.6
500 2000
max VCCIO
600
780
8k 256k
8k 256k
500
0 25
23 27
0 14
)
Units Notes
ps
V/ns
mV
4
Ω
Ω
V
UI 2
UI 2
UI
UI
ps
dB 3
%
% 8,9
29