參數(shù)資料
型號(hào): CY29940AI
廠商: CYPRESS SEMICONDUCTOR CORP
元件分類: 時(shí)鐘及定時(shí)
英文描述: 2.5V or 3.3V, 200-MHz, 1:18 Clock Distribution Buffer
中文描述: 29940 SERIES, LOW SKEW CLOCK DRIVER, 18 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP32
封裝: 7 X 7 MM, 1.40 MM HEIGHT, PLASTIC, LQFP-32
文件頁數(shù): 4/7頁
文件大?。?/td> 189K
代理商: CY29940AI
CY29940
Document #: 38-07283 Rev. *B
Page 4 of 7
Notes:
8.
9.
10. Across temperature and voltage ranges, includes output skew.
11.
Parameters tested @ 150 MHz.
Parameters are guaranteed by design and characterization. Not 100% tested in production. All parameters specified with loaded outputs.
AC Parameters
[8]
:
V
DD
= 3.3V ±5% or 2.5V ±5%, V
DDC
= 3.3V ±5% or 2.5V ±5%, T
A
=
40
°
C to +85
°
C
Parameter
Description
F
max
Input Frequency
t
PD
</ =150 MHz
85
°
C
Conditions
Min.
Typ.
Max.
200
3.2
3.4
3.1
3.2
5.2
5
5
5
3
3.2
2.9
3.1
4
4
3.8
3.8
10
55
60
150
200
1.4
2.2
1.2
1.7
850
750
Units
MHz
ns
PECL_CLK to Q Delay
[5, 6, 11]
V
DD
= 3.3V
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
2.0
2.1
1.9
2.0
2.5
2.6
2.5
2.6
1.9
2.0
1.8
1.8
2.5
2.5
2.3
2.3
V
DD
= 3.3V
70
°
C
V
DD
= 2.5V
85
°
C
V
DD
= 2.5V
70
°
C
t
PD
LVCMOS to Q Delay
[5, 6, 11]
</ =150 MHz
V
DD
= 3.3V
85
°
C
ns
V
DD
= 3.3V
70
°
C
V
DD
= 2.5V
85
°
C
V
DD
= 2.5V
70
°
C
t
J
FoutDC
Total Jitter
Output Duty Cycle
[5, 6, 7]
V
DD
= 3.3V @ 150MHz
FCLK < 134 MHz
FCLK > 134 MHz
V
DD
= 3.3V
V
DD
= 2.5V
PECL, V
DDC
= 3.3V
PECL, V
DDC
= 2.5V
TCLK, V
DDC
= 3.3V
TCLK, V
DDC
= 2.5V
PECL_CLK
TCLK
0.7V to 2.0V,
V
DDC
= 3.3V
0.5V to 1.8V,
V
DDC
= 2.5V
ps
%
45
40
T
skew
Output-to-Output Skew
[5, 6]
ps
T
skew
(pp)
Part-to-Part Skew
[9]
ns
T
skew
(pp)
Part-to-Part Skew
[9]
ns
T
skew
(pp)
Part to Part Skew
[10]
ps
t
R
/t
F
Output Clocks Rise/Fall
Time
[5, 6]
0.3
1.1
ns
0.3
1.2
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