CY7B991V-2JCT Cypress Semiconductor Corp, CY7B991V-2JCT Datasheet - Page 10

• Manufacturer Part Number: CY7B991V-2JCT
• Description: Zero Delay Programmable PLL Clock Buffer Single 15MHz to 80MHz 32-Pin PLCC T/R
• Manufacturer: Cypress Semiconductor Corp
• Type: Zero Delay Programmable PLL Clock Bufferr

Specifications of CY7B991V-2JCT

• Package: 32PLCC
• Number Of Elements Per Chip: 1
• Output Frequency Range: 3.75 to 80 MHz
• Operating Temperature: 0 to 70 °C
• Operating Supply Voltage: 3.3 V

Capacitance
Tested initially and after any design or process changes that may affect these parameters.
Switching Characteristics
Over the Operating Range
Document Number: 38-07141 Rev. *G
Note
C
f
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
NOM
RPWH
RPWL
U
SKEWPR
SKEW0
SKEW1
SKEW2
SKEW3
SKEW4
DEV
PD
ODCV
PWH
PWL
ORISE
OFALL
LOCK
JR
9. Applies to REF and FB inputs only. Tested initially and after any design or process changes that may affect these parameters.
IN
Parameter
Parameter
C
L
TTL AC Test Load
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
Input capacitance
V
CC
R1
R2
Description
R1=100
R2=100
C
(Includes fixture and probe capacitance)
[2, 10]
L
[21]
= 30 pF
[19, 20]
[19, 20]
[11, 17]
Figure 10. AC Test Loads and Waveforms
[18]
Description
[12, 14]
T
A
= 25 °C, f = 1 MHz, V
[19]
[19]
FS = LOW
FS = MID
FS = HIGH
RMS
Peak
[12, 13]
[11]
[11]
Test Conditions
[1, 2]
[1, 2]
[1, 2 , 3]
[12, 16]
[12, 16]
[12, 16]
[12, 16]
CC
V
th
= 3.3 V
=1.5 V
0.0 V
≤ 1 ns
0.8 V
2.0 V
TTL Input Test Waveform
–0.25
–0.65
0.15
0.15
Min
5.0
5.0
15
25
40
–
–
–
–
–
–
–
–
–
–
–
–
[9]]
3.0 V
CY7B991V–2
Max
0.05
0.25
10
Typ
100
0.1
0.1
0.5
0.5
0.0
0.0
1.0
1.0
See
–
–
–
–
–
–
–
–
–
–
Table 2
2.0 V
V
0.8 V
≤ 1 ns
th
+0.25
+0.65
0.25
Max
1.25
200
=1.5 V
0.2
0.5
1.0
0.5
0.9
2.0
1.5
1.2
1.2
0.5
30
50
80
25
–
–
CY7B991V
Unit
pF
Page 10 of 17
MHz
Unit
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ps
ps
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