Cypress Semiconductor CY7B9911V 3.3V RoboClock+ Технический паспорт - Страница 9

Просмотреть онлайн или скачать pdf Технический паспорт для Компьютерное оборудование Cypress Semiconductor CY7B9911V 3.3V RoboClock+. Cypress Semiconductor CY7B9911V 3.3V RoboClock+ 15 страниц. Cypress high speed low voltage programmable skew clock buffer specification sheet

Печатать страницу
Capacitance
Tested initially and after any design or process changes that may affect these parameters.
Parameter
C
Input Capacitance
IN
Note
10. Applies to REF and FB inputs only.
AC Test Loads and Waveforms
V
CC
R1
C
L
R2
TTL AC Test Load
Switching Characteristics – 5 Option
Over the Operating Range
Parameter
f
Operating Clock
NOM
Frequency in MHz
t
REF Pulse Width HIGH
RPWH
t
REF Pulse Width LOW
RPWL
t
Programmable Skew Unit
U
t
Zero Output Matched-Pair Skew (XQ0, XQ1)
SKEWPR
t
Zero Output Skew (All Outputs)
SKEW0
t
Output Skew (Rise-Rise, Fall-Fall, Same Class Outputs)
SKEW1
t
Output Skew (Rise-Fall, Nominal-Inverted, Divided-Divided)
SKEW2
t
Output Skew (Rise-Rise, Fall-Fall, Different Class Outputs)
SKEW3
t
Output Skew (Rise-Fall, Nominal-Divided, Divided-Inverted)
SKEW4
t
Device-to-Device Skew
DEV
t
Propagation Delay, REF Rise to FB Rise
PD
t
Output Duty Cycle Variation
ODCV
t
Output HIGH Time Deviation from 50%
PWH
t
Output LOW Time Deviation from 50%
PWL
t
Output Rise Time
ORISE
t
Output Fall Time
OFALL
t
PLL Lock Time
LOCK
t
Cycle-to-Cycle Output
JR
Jitter
Document Number: 38-07408 Rev. *D
Description
T
= 25°C, f = 1 MHz, V
A
Figure 9. AC Test Loads and Waveforms
R1=100
R2=100
C
= 30 pF
L
(Includes fixture and probe capacitance)
[2, 11]
Description
FS = LOW
FS = MID
FS = HIGH
[13, 15]
[12, 18]
[19]
[20]
[20]
[20, 21]
[20, 21]
[22]
RMS
Peak-to-Peak
Test Conditions
= 3.3V
CC
2.0V
V
=1.5V
th
0.8V
0.0V
≤1ns
TTL Input Test Waveform
Min
[1, 2]
15
[1, 2]
25
[1, 2 , 3]
40
5.0
5.0
[13, 14]
[13, 17]
[13, 17]
[17, 17]
[13, 17]
–0.5
–1.0
0.15
0.15
[12]
[12]
CY7B9911V
3.3V RoboClock+™
[10]
Max
Unit
10
pF
3.0V
2.0V
V
=1.5V
th
0.8V
≤1ns
CY7B9911V-5
Typ
Max
30
50
110
See
Table 1
0.1
0.25
0.25
0.5
0.6
0.7
0.5
1.0
0.5
0.7
0.5
1.0
1.25
0.0
+0.5
0.0
+1.0
2.5
3
1.0
1.5
1.0
1.5
0.5
25
200
Page 9 of 14
Unit
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ms
ps
ps
[+] Feedback