CY28410 Cypress Semiconductor, CY28410 Datasheet - Page 13

• Manufacturer Part Number: CY28410
• Description: Clock Generator for Intel Grantsdale Chipset
• Manufacturer: Cypress Semiconductor

Document #: 38-07593 Rev. *C
AC Electrical Specifications
V
V
V
V
V
SRC
T
T
T
T
T
T
T
L
T
T
∆T
∆T
V
V
V
V
V
V
PCI/PCIF
T
T
T
T
T
T
T
T
T
T
DOT
T
T
DC
PERIOD
PERIODSS
PERIODAbs
PERIODSSAbs
SKEW
CCJ
ACC
R
RFM
DC
PERIOD
PERIODSS
PERIODAbs
PERIODSSAbs
HIGH
LOW
R
SKEW
CCJ
DC
PERIOD
LOW
OX
OVS
UDS
RB
HIGH
LOW
OX
OVS
UDS
RB
Parameter
R
F
/ T
/ T
F
F
Voltage Low
Crossing Point Voltage at 0.7V Swing
Maximum Overshoot Voltage
Minimum Undershoot Voltage
Ring Back Voltage
SRCT and SRCC Duty Cycle
100-MHz SRCT and SRCC Period
100-MHz SRCT and SRCC Period,
SSC
100-MHz SRCT and SRCC Absolute
Period
100-MHz SRCT and SRCC Absolute
Period, SSC
SRC Skew
SRCT/C Cycle to Cycle Jitter
SRCT/C Long Term Accuracy
SRCT and SRCC Rise and Fall Times Measured from V
Rise/Fall Matching
Rise Time Variation
Fall Time Variation
Voltage High
Voltage Low
Crossing Point Voltage at 0.7V Swing
Maximum Overshoot Voltage
Minimum Undershoot Voltage
Ring Back Voltage
PCI Duty Cycle
Spread Disabled PCIF/PCI Period
Spread Enabled PCIF/PCI Period,
SSC
Spread Disabled PCIF/PCI Period
Spread Enabled PCIF/PCI Period,
SSC
PCIF and PCI high time
PCIF and PCI low time
PCIF and PCI rise and fall times
Any PCI clock to Any PCI clock Skew Measurement at 1.5V
PCIF and PCI Cycle to Cycle Jitter
DOT96T and DOT96C Duty Cycle
DOT96T and DOT96C Period
Description
(continued)
Math averages Figure 8
See Figure 8. Measure SE
Measured at crossing point V
Measured at crossing point V
Measured at crossing point V
Measured at crossing point V
Measured at crossing point V
Measured at crossing point V
Measured at crossing point V
Measured at crossing point V
0.525V
Determined as a fraction of 2*(T
+ T
Math averages Figure 8
Math averages Figure 8
See Figure 8. Measure SE
Measurement at 1.5V
Measurement at 1.5V
Measurement at 1.5V
Measurement at 1.5V
Measurement at 1.5V
Measurement at 2.4V
Measurement at 0.4V
Measured between 0.8V and 2.0V
Measurement at 1.5V
Measured at crossing point V
Measured at crossing point V
F
)
Condition
OL
= 0.175 to V
OX
OX
OX
OX
OX
OX
OX
OX
OX
OX
R
OH
– T
=
F
)/(T
R
9.997001 10.00300
9.997001 10.05327
10.12800 9.872001
9.872001 10.17827
29.99100 30.00900
29.49100 30.50900
29.49100 30.65980
10.41354 10.41979
29.9910
–150
–150
Min.
–0.3
–0.3
11.5
11.5
250
175
660
250
0.5
45
45
45
–
–
–
–
–
–
–
–
–
–
–
–
30.15980
CY28410
V
V
Page 13 of 18
Max.
HIGH
1100
HIGH
550
250
125
300
125
125
850
550
500
500
0.3
0.2
0.3
0.2
2.0
55
20
55
55
–
–
–
–
–
–
+
+
Unit
ppm
mV
mV
mV
mV
mV
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ps
ps
ps
ps
ps
ns
ns
ps
ps
%
%
%
%
V
V
V
V
V
V