CY28352
AC Parameters VDD = VDDQ = 2.5V ± 5%, TA = 0°C to +70°C (continued)[7, 9]
Parameter
Description
Condition
Min.
Typ. Max.
Unit
LOW-to-HIGH Propagation Delay,
CLKIN to CLKT[0:5]
tPLH
1.5
3.5
3.5
6
6
ns
HIGH-to-LOW Propagation Delay,
CLKIN to CLKT[0:5]
tPHL
1.5
ns
tSKEW
Any Output to Any Output Skew[11]
Phase Error[11]
100
150
50
ps
ps
ps
tPHASE
tPHASEJ
–150
–50
Phase Error Jitter
f > 66 MHz
Parameter Measurement Information
CLKIN
1.25V
1.25V
FBIN
1.25V
1.25V
t(∅
)n+1
t(∅
)n
=
Σn1=N
t(∅)n
(N is large number of samples)
t(∅
)n
Figure 1. Static Phase Offset
CLKIN
FBIN
1.25V
1.25V
t
∅
(
)
t
∅
(
)
t
t
∅
d( )
∅
d(
)
t
t
∅
∅
d( )
d(
)
Figure 2. Dynamic Phase Offset
CLKT[0:5], FBOUT
CLKC[0:5]
CLKT[0:5], FBOUT
CLKC[0:5]
tsk(o)
Figure 3. Output Skew
Rev 1.0,November 21, 2006
Page 5 of 7
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