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參數(shù)資料
| 型號： | VF5AH-1-29.5MHZ |
| 廠商： | VALPEY FISHER CORP |
| 元件分類： | XO, clock |
| 英文描述： | CRYSTAL OSCILLATOR, CLOCK, 29.5 MHz, HCMOS/TTL OUTPUT |
| 封裝： | HERMETIC SEALED; MINIATURE, CERAMIC, SMD, 4 PIN |
| 文件頁數(shù)： | 1/1頁 |
| 文件大小： | 22K |
| 代理商： | VF5AH-1-29.5MHZ |
75 South Street, Hopkinton, MA 01748
800-982-5737
508-435-6831
Fax: 508-435-5289 www.valpeyfisher.com
75
XO
VF5
VF5 Series Miniature Ceramic
SMD Tristate Oscillator
HCMOS/TTL Compatible
FE ATURES
Miniature Ceramic Package
Wide Frequency Range
Industrial Temperature Available
0.295"
0.200"
0.055"
0.102"
#1
#4
#3
#2
0.079"
0.197"
(7,49mm)
(1,39mm)
(2,59mm)
(5,07mm)
(5,00mm)
All dimensions are typical unless otherwise specified.
Notes:
1. ±50ppm and ±25ppm stability available up to 50MHz for –10°C to 70°C
operating temperature range.
2. For ±50ppm stability option add “B” to the part number, for ±25ppm add “A”.
3. For industrial temperature range option (–40°C to 85°C) add “–1” to the part number.
All specifications are subject to change without notice.
Parameter
Symb
Condition
Min
Typ
Max
Unit
Note
Input Break
Vcc
–0.5
7.0
V
Down Voltage
Storage Temp.
Ts
–55
+125
°C
Frequency
F
1.8
170
MHz
Range
Frequency
F/F
Overall
–100
100
ppm
1
Stability
Input Voltage
Vcc
4.75
5.00
5.25
V
Input Current
Icc
15pF load
25
mA
to 25MHz
45
to 50MHz
65
to 80MHz
Load
Duty Cycle
@50%Vcc
45
50
55
%
Rise/Fall Time
Tr/Tf
10% to 90%
5
10
ns
Logic “1” Level
Voh
Loaded, overall
.9Vcc
V
Logic “0” Level
Vol
Loaded, overall
.1Vcc
V
Tristate Function
Start–up Time
Ts
3
10
ms
Enable/
100
ns
Disable Time
Operating
Temperature Range
–10°C to +70°C (–40°C to +85°C available)
Mechanical Shock
Per MIL–STD–202, Method 213, Cond. E
Thermal Shock
Per MIL–STD–883, Method 1011, Cond. A
Vibration
Per MIL–STD–883, Method 2007, Cond. A
Soldering Conditions
260°C, for 10s, Max; 230°C, for 90s, Max.
Hermetic Seal
Leak rate less than 5 x 10–8 atm.cc/s of helium
Pin Out
Pin #1–Tristate Control
Pin #2–Case, GND
Pin #3–Output
Pin #4–Vcc
10-TTL gates or 15pF typical (50pF max.)
Absolute
Max.
Ratings
Electrical
Environmental and
Mechanical
Electrical
Connections
Input HIGH (>2.5V) or floating: ACTIVE
Input LOW (<0.5V): INFINITE IMPEDANCE
Creating a Part Number
VF5
FREQUENCY STABILITY
Code
Specification
A
±25
ppm
B
±50
ppm
±100 ppm
C
±500 ppm
SYMMETRY
Code
Specification
H
±5.0%
±10.0%
OPERATIONAL TEMP. RANGE
Code
Specification
0
°C to +70°C
1
-40
°C to +85°C*
FREQ.
Example: VF5SH-1-50.0MHz: Frequency Stability
±20ppm,
Symmetry
±5%, Operating Temperature -40°C to +85°C,
Frequency 50MHz.
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