
COMMERCIALTEMPERATURERANGE
IDTCV137
PROGRAMMABLEFLEXPC CLOCKFORAMDK8PROCESSORATIRS480
13
ELECTRICAL CHARACTERISTICS - CPU DIFFERENTIAL PAIR (SSC ENABLE AND
DISABLE)
FollowingConditionsApplyUnlessOtherwiseSpecified:
Operating Condition: TA = 0°C to +70°C, Supply Voltage: VDD = 3.3V ± 5%; CL = 2pF
Symbol
Parameter(1)
Test Conditions
Min.
Typ.
Max.
Unit
tR
Rise Edge Rate
2
—
10
V/ns
tF
Fall Edge Rate
2
—
10
V/ns
VDIFF
Differential Voltage (single end)
0.4
1.25
2.3
V
VDIFF
Change in VDIFF_DC Magnitude
–150
—
+150
mV
VCM
Common Mode Voltage
1.05
1.25
1.45
V
VCM
Change in Common Mode Voltage
–200
—
+200
mV
tCCJITTER
Jitter, Cycle to Cycle
—
200
ps
tJA
Jitter Accumulated
–1000
—
+1000
ps
tFS
Frequency Stabilization from
—
3
ms
Power-Up
RON
Output Impedance
15
35
55
Duty Cycle
47
50
53
%
ppm
Long Accuracy(2)
See TPERIOD Min. - Max. values
–300
—
+300
ppm
TPERIOD
Average Period(2)
200MHz nominal
4.9985
—
5.0015
ns
250MHz nominal
3.9988
—
4.0012
NOTES:
1. Parameters guaranteed by design, but not 100% production tested.
2. All long term accuracy and clock period specifications are guaranteed with the assumption that the REF output is at 14.31818MHz.