參數(shù)資料
型號: MAX9491
廠商: Maxim Integrated Products, Inc.
英文描述: Factory-Programmable, Single PLL Clock Generator
中文描述: 工廠可編程、單PLL時鐘發(fā)生器
文件頁數(shù): 3/11頁
文件大小: 306K
代理商: MAX9491
M
Factory Programmable Single PLL
Clock Generator
_______________________________________________________________________________________
3
AC ELECTRICAL CHARACTERISTICS
(V
DD
= V
DDA
= +3.0V to +3.6V, C
L
= 10pF and T
A
= -40°C to +85°C. Typical values are at V
DD
= V
DDA
= 3.3V, T
A
= +25°C, unless
otherwise noted.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
OUTPUT CLOCK (CLK_OUT)
Minimum Frequency Range
Maximum Frequency Range
f
IN
= 5MHz to 50MHz
C
L
< 5pF
20% to 80% of V
DD
, f
OUT
= 80MHz,
f
IN
= 13MHz
4
f
OUT
133
200
MHz
Clock Rise Time
t
R
1.5
ns
Clock Fall Time
t
F
80% to 20% of V
DD
, f
OUT
= 80MHz,
f
IN
= 13MHz
1.3
ns
Duty Cycle
f
OUT
= 45MHz, f
IN
= 13MHz
f
OUT
= 45MHz, f
IN
= 13MHz
f
OUT
= 80MHz, f
IN
= 13MHz
f
OUT
= 197MHz, f
IN
= 13MHz
PD
from low to high, f
OUT
= 45MHz,
f
IN
= 13MHz, see Figure 2
See Figure 2
44
50
56
%
14
22
13
Output Period Jitter
J
P
ps
RMS
Soft Power-On Time
t
PO2
1
ms
Hard Power-On Time
VCXO CLOCK
Crystal Frequency
Crystal Accuracy
Tuning Voltage Range
VCXO Tuning Range
TUNE Input Impedance
Output CLK Accuracy
t
PO1
15
ms
f
XTL
27
±
30
MHz
ppm
V
ppm
k
ppm
V
TUNE
0
3
V
TUNE
= 0 to 3V, C
1
= C
2
= 4pF
±150
±200
95
±
50
Z
TUNE
V
TUNE
= 1.5V, C
1
= C
2
= 4pF
Note 1:
All parameters are tested at T
A
= +25°C. Specifications over temperature are guaranteed by design and characterization.
Note 2:
Guaranteed by design and characterization; limits are set at ±6 sigma.
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