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参数资料
| 型号： | VC-501-DFC-GAL-155.520 |
| 厂商： | VECTRON INTERNATIONAL |
| 元件分类： | XO, clock |
| 英文描述： | VCXO, CLOCK, 155.52 MHz, PECL OUTPUT |
| 封装： | LEAD LESS, HERMETIC SEALED PACKAGE-6 |
| 文件页数： | 2/6页 |
| 文件大小： | 150K |
| 代理商： | VC-501-DFC-GAL-155.520 |
VC-501 Voltage Controlled Crystal Oscillator
Vectron International, 267 Lowell Rd, Hudson NH 03051-4916
Tel: 1-88-VECTRON-1
Website: www.vectron.com
Page 2 of 6
Rev: 4 20Sep2004
Electrical Performance
Parameter
Symbol
Min
Typical
Maximum
Units
Frequency
fO
100.000
155.52
200
MHz
Supply Voltage
(+3.3 V)
VDD
3.135
3.3
3.465
V
Supply Current
IDD
50
90
mA
Output Logic Levels
Output Logic High
0/70 C
Output Logic Low
0/70 C
Output Logic High
-40/85 C
Output Logic Low
-40/85 C
VOH
VOL
VOH
VOL
VDD -1.025
VDD -1.810
VDD -1.085
VDD -1.830
VDD -0.880
VDD -1.620
VDD -0.880
VDD -1.555
V
Transition Times
Rise Time
Fall Time
tR
tF
0.5
1
ns
Symmetry or Duty Cycle
SYM
45
50
55
%
Operating temperature (ordering option)
0/70 or
–40/85
C
Jitter (12 kHz
–20 MHz BW), 155.52 MHz
0.3
1
ps (rms)
Jitter (50 kHz
–80 MHz BW), 155.52 MHz
0.5
ps (rms)
Phase Noise, f0 = 155.52 MHz
10 Hz offset
100 Hz offset
1kHz offset
10 kHz offset
100 kHz offset
1 MHz offset
10 MHz offset
-64
-95
-123
-143
-146
dBc/Hz
Test Conditions for APR (+3.3V)
VC
0.3
3.0
V
Absolute Pull Range (APR)
APR
+ 50
ppm
Gain Transfer
Positive
100
ppm/V
Control Voltage Bandwidth (-3dB)
BW
20
kHz
Package Size
14.0 x 9.0 x 4.5
mm
VOL
50%
VOH
80%
20%
tR
tF
tA
tB
SYM = 100 x tA / tB
Figure 2. PECL Waveform
1
2
3
6
5
4
50
Test Circuit Notes:
1) To Permit 50 Measurement of O utputs, all DC Inputs are Biased Down 1.3V.
2) All Voltage Sources Contain Bypass Capacitors to Minimize Supply Noise.
3) 50 Terminations are W ithin Test Equipment.
(-1.3V to +2V)
(-1.3V)
(+2V)
CO utput
O utput
>1.4V or O pen
Figure 1. Test Circuit ( 3.3 V)
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