CY7B991V Cypress Semiconductor, CY7B991V Datasheet - Page 7

• Manufacturer Part Number: CY7B991V
• Description: Low Voltage Programmable Skew Clock Buffer
• Manufacturer: Cypress Semiconductor

Switching Characteristics
Document #: 38-07141 Rev. **
f
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
Parameter
NOM
RPWH
RPWL
U
SKEWPR
SKEW0
SKEW1
SKEW2
SKEW3
SKEW4
DEV
PD
ODCV
PWH
PWL
ORISE
OFALL
LOCK
JR
Operating Clock
Frequency in MHz
REF Pulse Width HIGH
REF Pulse Width LOW
Programmable Skew Unit
Zero Output Matched-Pair Skew (XQ0, XQ1)
Zero Output Skew (All Outputs)
Output Skew (Rise-Rise, Fall-Fall, Same Class Outputs)
Output Skew (Rise-Fall, Nominal-Inverted, Divided-Divided)
Output Skew (Rise-Rise, Fall-Fall, Different Class Outputs)
Output Skew (Rise-Fall, Nominal-Divided, Divided-Inverted)
Device-to-Device Skew
Propagation Delay, REF Rise to FB Rise
Output Duty Cycle Variation
Output HIGH Time Deviation from 50%
Output LOW Time Deviation from 50%
Output Rise Time
Output Fall Time
PLL Lock Time
Cycle-to-Cycle Output
Jitter
[22]
[20, 21]
[20, 21]
Over the Operating Range
[12, 18]
[19]
Description
[13, 15]
[20]
[20]
FS = LOW
FS = MID
FS = HIGH
RMS
Peak-to-Peak
[2, 11]
[13, 14]
[12]
(continued)
[1, 2]
[1, 2]
[1, 2]
[12]
[13, 17]
[13, 17]
[13, 17]
[13, 17]
Min.
–0.7
–1.2
0.15
0.15
5.0
5.0
15
25
40
CY7B991V–7
Typ.
0.1
0.3
0.6
1.0
0.7
1.2
0.0
0.0
1.5
1.5
3.3V RoboClock
See Table 1
Max.
0.25
0.75
1.65
+0.7
+1.2
200
CY7B991V
1.0
1.5
1.2
1.7
3.5
2.5
2.5
0.5
30
50
80
25
3
Page 7 of 13
MHz
Unit
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ps
ps