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参数资料
| 型号： | VFXO311-CGGC-320MHZ |
| 厂商： | VALPEY FISHER CORP |
| 元件分类： | XO, clock |
| 英文描述： | CRYSTAL OSCILLATOR, CLOCK, 320 MHz, CMOS OUTPUT |
| 封装： | ROHS COMPLIANT, HERMATIC SEALED, REISTANCE WELDED, CERAMIC, SMD, 6 PIN |
| 文件页数： | 2/4页 |
| 文件大小： | 122K |
| 代理商： | VFXO311-CGGC-320MHZ |
75 South Street, Hopkinton, MA 01748 800-982-5737 508-497-6377 FAX 508-435-5289 www.valpeyfisher.com RevB_1207
2
VFXO311
XO Ultra Low Jitter 2.5V, 3.3V
5x7mm SMD, LVPECL / LVDS / LVCMOS
Phase Noise Performance
Parameter
Symbol
Condition
Min
Typ
Max
Unit
Note
Supply
Current
Icc
38 – 100MHz
100 – 300MHz
300 – 640MHz
65
80
90
mA
PECL
38 – 100MHz
100 – 320MHz
320 – 640MHz
45
60
70
mA
LVDS
At 100MHz,
load = 15pF
16
20
mA
CMOS
Load
50 Ohm to VDD-2V (PECL)
100 Ohm (LVDS)
Output High
Voltage
VOH
RL = 50 ohm to
(VDD-2V)
IOH = -8.5mA
2.4
VDD-1.025
1.4
1.6
V
PECL
LVDS
CMOS
Output Low
Voltage
VOL
IOL = -8.5mA
0.9
1.1
VDD-1.620
0.4
V
PECL
LVDS
CMOS
Output
Differential
Voltage
VOD
247
355
454
mV
LVDS
Output Drive
Voltage
IOSD
VOL = 0.4V,
VOH = 2.4V
8.5
mA
CMOS
Offset Voltage
VOS
1.125
1.2
1.375
V
LVDS
Rise / Fall
Time
Tr/Tf
20% to 80%
0.25
0.3
1.2
0.45
0.7
1.6
ns
PECL
LVDS
CMOS
Duty Cycle
VDD – 1.3V
@ 1.25V
50% VDD
45
50
55
%
PECL
LVDS
CMOS
Tristate
“1”: Output Enable – Pin 1 may float 2.8V min (3.3V VDD) or 2.25V min (2.5V VDD)
“0”: Tristate – Pin 1 requires 0.4V max (3.3V or 2.5V VDD)
Parameter
Output
Type
Frequency
Range (MHz)
Carrier
Freq.
(MHz)
10Hz
100Hz
1KHz
10
KHz
100
KHz
1
MHz
10
MHz
Phase Noise
(dBc/Hz)
PECL
LVDS
300 - 800
622.08
-55
-85
-110
-130
-137
-148
-150
CMOS
120 – 320
155.52
-50
-82
-110
-128
-142
-148
-150
PECL
LVDS
120 – 320
155.52
-50
-82
-110
-128
-142
-148
-150
CMOS
60 – 160
155.52
-65
-95
-122
-138
-142
-148
-149
PECL
LVDS
60 – 160
155.52
-65
-95
-122
-138
-142
-148
-149
Electrical Specifications
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