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参数资料
| 型号： | VFH230C-CBND-FREQ |
| 厂商： | VALPEY FISHER CORP |
| 元件分类： | XO, clock |
| 英文描述： | CRYSTAL OSCILLATOR, CLOCK, 0.75 MHz - 800 MHz, PECL OUTPUT |
| 封装： | ROHS COMPLIANT, HERMETIC SEALED, CERAMIC, LCC, SMD, 6 PIN |
| 文件页数： | 2/4页 |
| 文件大小： | 167K |
| 代理商： | VFH230C-CBND-FREQ |
75 South Street, Hopkinton, MA 01748 800-982-5737 508-435-6831 FAX 508-435-5289 www.valpeyfisher.com
RevB_0308
2
MECHANICAL SPECIFICATION
Leak-MIL STD 883, method 1014, condition A1
and C1
Case-Hermetically sealed ceramic LCC
Pads-60 microinch of gold over nickel
Marking-Epoxy ink or laser engraved
Resistance to Solvents-MIL STD 202, Method 215
MARKING SPECIFICATION
The format for the marking is:
Valpey-Fisher
Model Code (XX)
Date Code (YY)
VFH230C Oscillator RXXYY
725.00
Frequency
VFH230C Series
Crystal Oscillators LVPECL/LVDS 3.3V
5X7 mm Surface Mount High Reliability 750 KHz to 800 MHz
ELECTRICAL SPECIFICATIONS
Frequency Range
750 KHz to 800 MHz
Frequency Stability
Includes calibration at 25°C, operating
100, 50, 25 or 20 ppm
temperature, change of input voltage,
change of load, shock and vibration
MIN
TYP
MAX
UNITS
Input Voltage, VDD
3.15
3.3
3.45
volts
Jitter
Period jitter RMS
19.44MHz
5
ps
77.76MHz
8
ps
155.52MHz
9
ps
622.08MHz
10
ps
Integrated jitter RMS
12 KHz to 20 MHz @ 155.52MHz
3
5
ps
Symmetry at (VDD-1.3) VDC (PECL)
percent
At (1.25 VDC) (LVDS)
45/55
percent
Aging
First year
3
ppm
After first year
1
ppm/yr
Tristate
Input Requirements for Pin 1:
“1”: On-Pin 1 may float or 2.8V min
“0”: Tristate-Pin 1 requires 0.4V max
Typical Phase Noise (dBc/Hz) 10Hz
100Hz
1KHz
10KHz
100KHz
Oscillator Frequency
19.44MHz
-60
-90
-112
-140
106.25MHz
-60
-90
-112
-127
-125
155.52MHz
-60
-90
-112
-125
-123
622.08MHz
-60
-90
-109
-110
-109
Table 1
Each unit undergoes the following:
1. Stabilization Bake
MIL-STD-883 Method 1008, Cond,.B
2. Temperature Cycling
MIL-STD-883 Method 1010, Cond, B
3. Constant Acceleration
MIL-STD-883 Method 2001, Cond, A
4. Burn-in
MIL-STD-883 Method 1015, Cond B
(125°C for 168 hours with bias)
5. Fine Leak
MIL-STD-883 Method 1014, Cond. A1
6. Gross Leak
MIL-STD-883 Method 1014, Cond C
7. Electrical Test at 25°C and temperature extremes, as follows:
A. Frequency
F. Duty Cycle
B. Current
G. Frequency at 3.6V
C. Rise Time
H. Frequency at 3.0V
D. Fall Time
I. “Zero” logic level
E. Duty Cycle
J. “One” logic level
K. Tristate
Test Data on each unit is available for additional cost
ELECTRICAL SPECIFICATIONS
ENVIRONMENTAL SPECIFICATIONS
Shock-MIL-STD 883, Method 2002, Test Condition B
(1500 peak g,
0.5 ms duration, sine wave, 5 shocks in 6 planes)
Vibration-MIL-STD 883, Method 2007, Test Condition
A (20-2000Hz of .06:d.a. or 20 Gs, whichever is less)
Humidity- Resistant to 85 R.H. at 85 C
Pin 1
TABLE 1
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