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参数资料
| 型号： | JCLFCMEN-77.76MHZ |
| 厂商： | VECTRON INTERNATIONAL |
| 元件分类： | XO, clock |
| 英文描述： | VCXO, CLOCK, 77.76 MHz, PECL OUTPUT |
| 封装： | HERMETICALLY SEALED, CERAMIC, SO-6 |
| 文件页数： | 1/2页 |
| 文件大小： | 79K |
| 代理商： | JCLFCMEN-77.76MHZ |
14
Vectron International 267 Lowell Road, Hudson, NH 03051 Tel: 1-88-VECTRON-1 Web: www.vectron.com
Voltage Controlled Crystal Oscillators (VCXO’s)
Performance Characteristics
J-Type PECL Output Option
Description:
Low jitter capable, PECL output VCXO in a 14mm x
9mm SMD package.
Features:
Output Frequencies from 15 MHz to 180 MHz
3.3 or 5 volt options
Small 14mm x 9mm J-Lead Package
Complementary PECL Output
Low phase noise and custom options
0/70°C or –40/85°C operating temperature
Enable/Disable (PECL)
Center Frequency, see ordering information
fo
15
180
MHz
Supply Voltage1, 5.0 volt option
4.5
5.0
5.5
Vdc
3.3 volt option
3.0
3.3
3.6
Vdc
Maximum Supply Voltage
7
V
Supply Current
65
mA
Output Level High (0/70°C)
VOH
Vcc-1.025
-
Vcc-0.880
V
Output Level Low (0/70°C)
VOL
Vcc-1.810
-
Vcc-1.620
V
Output Level High (-40/+85°C)
VOH
Vcc-1.085
-
Vcc-0.880
V
Output Level Low (-40/+85°C)
VOL
Vcc-1.830
-
Vcc-1.555
V
Output Rise and Fall Time
tR/tF
1ns
Symmetry (Duty Cycle)
SYM
45
55
%
Operating Temperature, see ordering info
TOP
0/70, -40/85
°C
RMS Jitter, 155.52 MHz, 12 kHz to 20 MHz
offset
0.5
1.0
ps
Absolute Pull Range over the operating
APR
±32, ±50
ppm
temperature range, aging and power supply.
Vc= 0.5 to 4.5 supply or 0.3 to 3.0V at 3.3
supply. See ordering information for options
Maximum Control Voltage
0
Vcc
Transfer Function:
KV
Positive
(Frequency vs. Control Voltage)
Control Input Leakage
IL
0.1
mA
Control Voltage Modulation Bandwidth
BW
10
kHz
Storage Temperature
TS
-55
-
125
°C
Soldering Temp./Time
TLS
-
220/10
°C/s
Package Size:
14mm x 9 mm x 4.5 mm
Parameter
Symbol
Minimum
Typical
Maximum
Unit
1. Power supply bypass is required and a 0.1uF in parallel with a 0.01uF high frequency capacitor is recommended.
2. Transition times are measured from 20% to 80% of a full 10K ECL level swing.
8798_AA's Vectron
05/30/02
3:11 PM
Page 14
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