Low Skew Clock Buffer Specification Sheet

CY7B9910
CY7B9920
Document Number: 38-07135 Rev. *B Page 7 of 11
Switching Characteristics
Over the Operating Range
[11]
(continued)
CY7B9910–7 CY7B9920–7
Parameter Description Min Typ Max Min Typ Max Unit
f
NOM
Operating Clock
Frequency in MHz
FS = LOW
[1, 2]
15 30 15 30 MHz
FS = MID
[1, 2]
25 50 25 50
FS = HIGH
1, 2, 3]
40 80 40 80
[12]
t
RPWH
REF Pulse Width HIGH 5.0 5.0 ns
t
RPWL
REF Pulse Width LOW 5.0 5.0 ns
t
SKEW
Zero Output Skew (All Outputs)
[13, 14]
0.3 0.75 0.3 0.75 ns
t
DEV
Device-to-Device Skew
[8, 15]
1.5 1.5 ns
t
PD
Propagation Delay, REF Rise to FB Rise –0.7 0.0 +0.7 –0.7 0.0 +0.7 ns
t
ODCV
Output Duty Cycle Variation
[16]
–1.2 0.0 +1.2 –1.2 0.0 +1.2 ns
t
ORISE
Output Rise Time
[17, 18]
0.15 1.5 2.5 0.5 3.0 5.0 ns
t
OFALL
Output Fall Time
17, 18]
0.15 1.5 2.5 0.5 3.0 5.0 ns
t
LOCK
PLL Lock Time
[19]
0.5 0.5 ms
t
JR
Cycle-to-Cycle Output
Jitter
Peak to Peak
[8]
200 200 ps
t
JR
RMS
[8]
25 25 ps
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