CY28410 Cypress Semiconductor, CY28410 Datasheet - Page 14

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

Document #: 38-07593 Rev. *C
AC Electrical Specifications
T
T
L
T
T
∆T
∆T
V
V
V
V
V
V
USB
T
T
T
T
T
T
T
L
REF
T
T
T
T
T
ENABLE/DISABLE and SET-UP
T
T
T
PERIODAbs
CCJ
ACC
R
RFM
DC
PERIOD
PERIODAbs
HIGH
LOW
R
CCJ
ACC
DC
PERIOD
PERIODAbs
R
CCJ
STABLE
SS
SH
HIGH
LOW
OX
OVS
UDS
RB
Parameter
R
F
/ T
/ T
/ T
F
F
F
DOT96T and DOT96C Absolute
Period
DOT96T/C Cycle to Cycle Jitter
DOT96T/C Long Term Accuracy
DOT96T and DOT96C Rise and Fall
Times
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
Duty Cycle
Period
Absolute Period
USB high time
USB low time
Rise and Fall Times
Cycle to Cycle Jitter
USB Long Term Accuracy
REF Duty Cycle
REF Period
REF Absolute Period
REF Rise and Fall Times
REF Cycle to Cycle Jitter
Clock Stabilization from Power-up
Stopclock Set-up Time
Stopclock Hold Time
Description
(continued)
Measured at crossing point V
Measured at crossing point V
Measured at crossing point V
Measured from 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 2.4V
Measurement at 0.4V
Measured between 0.8V and 2.0V
Measurement at 1.5V
Measurement at 1.5V
Measurement at 1.5V
Measurement at 1.5V
Measured between 0.8V and 2.0V
Measurement at 1.5V
F
)
Condition
OL
= 0.175 to V
OX
OX
OX
R
OH
– T
=
F
)/(T
R
20.48125 21.18542
20.83125 20.83542
10.16354 10.66979
68.82033 70.86224
69.8203
8.094
7.694
0.475
–150
Min.
–0.3
0.35
10.0
175
660
250
45
45
–
–
–
–
0
–
–
–
–
–
–
–
CY28410
69.8622
V
10.036
Page 14 of 18
9.836
Max.
1000
1100
HIGH
250
100
125
125
850
550
350
100
0.3
0.2
1.4
2.0
1.8
20
55
55
–
–
–
–
+
V/ns
Unit
ppm
ppm
mV
mV
mV
ms
ns
ns
ns
ns
ns
ns
ns
ns
ps
ps
ps
ps
ns
ps
ps
ns
%
%
%
V
V
V