CY28441 Cypress Semiconductor, CY28441 Datasheet - Page 17

• Manufacturer Part Number: CY28441
• Description: Clock Generator
• Manufacturer: Cypress Semiconductor

Document #: 38-07679 Rev. **
AC Electrical Specifications
T
USB
T
T
T
T
T
T
T
REF
T
T
T
T
T
ENABLE/DISABLE and SET-UP
T
T
T
LTJ
DC
PERIOD
PERIODAbs
HIGH
LOW
R
CCJ
DC
PERIOD
PERIODAbs
R
CCJ
STABLE
SS
SH
Parameter
/ T
/ T
F
F
Long Term Jitter @ 10 µs
Duty Cycle
Period
Absolute Period
USB High Time
USB Low Time
Rise and Fall Times
Cycle to Cycle Jitter
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
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
Condition
OX
20.48125 21.18542
20.83125
68.82033
69.8203
8.094
7.694
Min.
10.0
1.0
0.5
45
45
–
–
–
0
20.83542
70.86224
CY28441
69.8622
10.036
9.836
Page 17 of 20
1000
Max.
350
1.1
2.0
2.0
1.8
55
55
–
–
V/ns
Unit
ms
ns
ns
ns
ns
ns
ns
ps
ns
ns
ps
ns
ns
%
%