
IDT / ICS PCI EXPRESS JITTER ATTENUATOR
6
ICS9DB202CG REV B JULY 14, 2006
ICS9DB202
PCI EXPRESS JITTER ATTENUATOR
SCOPE
HCSL
Qx
nQx
PARAMETER MEASUREMENT INFORMATION
OUTPUT SKEW
DIFFERENTIAL INPUT LEVEL
3.3V HCSL OUTPUT LOAD AC TEST CIRCUIT
0V
CYCLE-TO-CYCLE JITTER
OUTPUT DUTY CYCLE/PULSE WIDTH/PERIOD
3.3V±5%
V
CMR
Cross Points
V
PP
GND
CLK
nCLK
V
DD
tsk(o)
PCIEXCx
Clock
Outputs
20%
80%
20%
tR
t F
VSWING
PCIEXTy
PCIEXCx
PCIEXTy
HCSL OUTPUT RISE/FALL TIME
t
PW
t
PERIOD
t
PW
t
PERIOD
odc =
x 100%
PCIEXT0,
PCIEXT1
PCIEXC0,
PCIEXC1
V
DD
GND
PCIEXT0,
PCIEXT1
PCIEXC0,
PCIEXC1
tjit(cc) = tcycle n –tcycle n+1
1000 Cycles
tcycle n
tcycle n+1
3.3V±5%
V
DDA