CY505YC64D
....................Document #: 001-03543 Rev *E Page 21 of 24
PCI/PCIF
TDC
PCI Duty Cycle
Measurement at 1.5V
45
55
%
TPERIOD
Spread Disabled PCIF/PCI Period
Measurement at 1.5V
29.99100 30.00900
ns
TPERIODSS
Spread Enabled PCIF/PCI Period, SSC
Measurement at 1.5V
29.99100 30.15980
ns
TPERIODAbs
Spread Disabled PCIF/PCI Period
Measurement at 1.5V
29.49100 30.50900
ns
TPERIODSSAbs Spread Enabled PCIF/PCI Period, SSC
Measurement at 1.5V
29.49100 30.65980
ns
THIGH
PCIF and PCI high time
Measurement at 2.4V
12.0
–
ns
TLOW
PCIF and PCI low time
Measurement at 0.4V
12.0
–
ns
TR/TF
PCIF/PCI rising and falling Edge Rate
Measured between 0.8V and 2.0V
1.0
4.0
V/ns
TSKEW
Any PCI clock to Any PCI clock Skew
Measurement at 1.5V
–
1000
ps
TCCJ
PCIF and PCI Cycle to Cycle Jitter
Measurement at 1.5V
–
500
ps
LACC
PCIF/PCI Long Term Accuracy
Measurement at 1.5V
–
300
ppm
48_M
TDC
Duty Cycle
Measurement at 1.5V
45
55
%
TPERIOD
Period
Measurement at 1.5V
20.83125 20.83542
ns
TPERIODAbs
Absolute Period
Measurement at 1.5V
20.48125 21.18542
ns
THIGH
48_M High time
Measurement at 2.4V
8.094
10.036
ns
TLOW
48_M Low time
Measurement at 0.4V
7.694
9.836
ns
TR/TF
Rising and Falling Edge Rate
Measured between 0.8V and 2.0V
1.0
5.0
V/ns
TCCJ
Cycle to Cycle Jitter
Measurement at 1.5V
–
350
ps
LACC
48M Long Term Accuracy
Measurement at 1.5V
–
300
ppm
25_M
TDC
Duty Cycle
Measurement at 1.5V
45
55
%
TPERIOD
Period
Measurement at 1.5V
39.996
40.004
ns
THIGH
25_M High time
Measurement at 2V
12
ns
TLOW
25_M Low time
Measurement at 0.8V
12
ns
TR/TF
Rising and Falling Edge Rate
Measured between 0.8V and 2.0V
1.0
4.0
V/ns
TCCJ
Cycle to Cycle Jitter
Measurement at 1.5V
–
500
ps
LACC
25M Long Term Accuracy
Measurement at 1.5V
–
50
ppm
TLTJ @ 10 s 25M Long Term Jitter @ 10 s
Measurement at 1.5V @ 10
s
–
500
ppm
REF
TDC
REF Duty Cycle
Measurement at 1.5V
45
55
%
TPERIOD
REF Period
Measurement at 1.5V
69.82033 69.86224
ns
TPERIODAbs
REF Absolute Period
Measurement at 1.5V
68.82033 70.86224
ns
TR/TF
REF Rising and Falling Edge Rate
Measured between 0.8V and 2.0V
1.0
5.0
V/ns
TSKEW
REF Clock to REF Clock
Measurement at 1.5V
–
500
ps
TCCJ
REF Cycle to Cycle Jitter
Measurement at 1.5V
–
1000
ps
LACC
Long Term Accuracy
Measurement at 1.5V
–
300
ppm
ENABLE/DISABLE and SET-UP
TSTABLE
Clock Stabilization from Power-up
–1.8
ms
TSS
Stopclock Set-up Time
10.0
ns
AC Electrical Specifications (continued)
Parameter
Description
Condition
Min.
Max.
Unit