參數(shù)資料
型號: CY24712
英文描述: Clocks and Buffers
中文描述: 時鐘和緩沖器
文件頁數(shù): 3/5頁
文件大小: 88K
代理商: CY24712
CY24712
Document #: 38-07319 Rev. *B
Page 3 of 5
Notes:
1.
2.
3.
Float XOUT if XIN is externally driven.
Rated for 10 years.
Must meet pullable crystal specifications.
DC Electrical Characteristics
Parameter
Description
Conditions
Min.
Typ.
Max.
Unit
AC Electrical Characteristics (VDD = 3.3V)
Parameter
[4]
Description
DC
Output Duty Cycle
ER
0
Rising Edge Rate
Conditions
Min.
45
0.8
Typ.
50
1.4
Max.
55
Unit
%
V/ns
Duty Cycle is defined in
Figure 1
50% of V
DD
Output Clock Edge Rate, Measured from 20%
to 80% of
V
DD,
C
LOAD
= 15 pF
Figure 2
.
Output Clock Edge Rate, Measured from 80%
to 20% of
V
DD,
C
LOAD
= 15 pF
Figure 2
.
Peak-Peak period jitter
EF
1
Falling Edge Rate
0.8
1.4
V/ns
t
9
t
10
Note:
4.
Clock Jitter
PLL Lock Time
300
350
3
ps
ms
Not 100% tested.
Test Circuit
0.1
μ
F
VDD
CLK out
CLOAD
GND
OUTPUTS
t1
t2
CLK
50%
50%
Figure 1. Duty Cycle Definition; DC = t2/t1
t3
CLK
80%
20%
t4
igure 2. Rise and Fall Time Definitions: ER = 0.6 x V
DD
/t3,
EF = 0.6 x V
DD
/t4
Ordering Information
Ordering Code
CY24712SC
Package Name
S8
Package Type
8-pin SOIC
Operating Range
Commercial
Operating Voltage
3.3V
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