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VF540H-2-48.000MHZ PDF预览

VF540H-2-48.000MHZ

更新时间: 2024-12-02 07:48:35
品牌 Logo 应用领域
西迪斯 - CTS 机械振荡器
页数 文件大小 规格书
1页 21K
描述
HCMOS/TTL Output Clock Oscillator, 48MHz Nom,

VF540H-2-48.000MHZ 技术参数

是否Rohs认证: 符合生命周期:Active
Reach Compliance Code:compliant风险等级:5.61
其他特性:TRI-STATE; ENABLE/DISABLE FUNCTION最长下降时间:4 ns
频率调整-机械:NO频率稳定性:100%
安装特点:SURFACE MOUNT标称工作频率:48 MHz
最高工作温度:125 °C最低工作温度:-55 °C
振荡器类型:HCMOS/TTL输出负载:10 TTL, 50 pF
物理尺寸:13.97mm x 8.89mm x 4.7mm最长上升时间:4 ns
最大供电电压:5.25 V最小供电电压:4.75 V
标称供电电压:5 V表面贴装:YES
最大对称度:55/45 %Base Number Matches:1

VF540H-2-48.000MHZ 数据手册

  
VF5 4 0  
X O  
VF540  
HCMOS/TTL Compatible  
Surface Mount Clock Oscillators  
F E AT U R E S  
Pa ra m e te r  
Sy m b  
Co n d itio n  
Min  
Ty p  
Ma x  
Un it  
N o te  
Input Break  
Down Voltage  
Vcc  
0.5  
7.0  
V
Very Low Phase Jitter  
at All Frequencies  
Storage Temp.  
Ts  
F
55  
1.5  
+125  
130  
°C  
EMI Shielded  
Frequency  
Range  
MHz  
Tight Duty Cycle Available  
Tristate Control Standard  
Industry Standard Footprint  
Frequency  
Stability  
F/ F  
Overall conditions  
including:  
calibration, temp.,  
aging 10 yrs,  
±100  
ppm  
1
shock, vibration  
Input Voltage  
Vcc  
Icc  
4.75  
3.15  
5.00  
3.30  
5.25  
3.45  
V
Standard  
LV Opt.  
#4  
#3  
Input Current  
Load  
15pF load, 50 MHz  
40  
mA  
2
VF540  
19.44MHz  
BO1H  
0.385"  
(9,78mm)  
0.350"  
(8,89mm)  
10 TTL gates or 50pF max.  
Duty Cycle  
(Symmetry)  
@1.4V  
40  
50  
60  
%
3
#1  
#2  
Rise/ Fall Time  
Tr/ Tf  
0.4V to 2.4V  
20% to 80%  
1.5  
4.0  
ns  
0.550" TYP  
(13,97mm)  
Logic “1” Level  
Logic “0” Level  
Start–up Time  
Phase Jitter  
Voh  
Vol  
Ts  
Max Load  
Max Load  
0.9Vcc  
V
V
0.130" TYP  
(3,302mm)  
0.1Vcc  
0.185" MAX  
(4,70mm)  
2
10  
1
ms  
ps  
0.200"  
(5,08mm)  
1σ  
fj> 1KHz  
Input HIGH (>2.5V) or floating: ACTIVE  
Input LOW (<0.5V): INFINITE IMPEDANCE  
0.018" TYP  
(0,457mm)  
Tristate Function  
Enable/  
Te/ Td  
100  
ns  
Disable Time  
#1  
#2  
#3  
Operating  
Temperature Range  
0.300" (7,62mm)  
Mounting Center  
0°C to +70°C (–40°C to +85°C, –55°C to +125°C available)  
Per MILSTD202, Method 213, Cond. E  
#4  
Mechanical Shock  
Thermal Shock  
Vibration  
Per MILSTD883, Method 1011, Cond. A  
Per MILSTD883, Method 2007, Cond. A  
260°C, for 10s, Max; 230°C, for 90s, Max.  
Leak rate less than 5 x 10–8 atm.cc/ s of helium  
All dimensions are typical unless otherwise specified.  
Soldering Conditions  
Hermetic Seal  
Pin Out  
Creating a Part Number  
Pin #1Tristate Control  
Pin #3Output  
Pin #2Ground, Case  
Pin #4Vcc  
FREQ.  
VF540  
OPERATIONAL TEMP. RANGE  
FREQUENCY STABILITY  
Notes:  
1. Up to ±20ppm available.  
2. Current is load and frequency dependent.  
3. Standard symmetry, tighter available.  
Code  
Specification  
0°C to +70°C (std.)  
-40°C to +85°C  
-55°C to +125°C*  
Code  
Specification  
S
A
B
±20  
±25  
±50  
ppm  
ppm  
ppm  
1
2
±100 ppm (std.)  
±500 ppm  
*Not always available  
C
All specifications are subject to change without notice.  
INPUT VOLTAGE  
DUTY CYCLE  
Code  
L
Specification  
3.3 ±5% Volt  
Code  
HH  
Specification  
±2.5%  
5.0 ±5% Volt (std.)  
H
±5%  
±10% (std.)  
Example: VF540AHH-2-19.44MHz: Frequency Stability ±25ppm,  
Duty Cycle ±2.5%, Input Voltage 5.0 Volt ±5%, Operating  
Temperature -55°C to +125°C, Frequency 19.44MHz.  
67  
75 South Street, Hopkinton, MA 01748 800-982-5737 508-435-6831 Fax: 508-435-5289 www.valpeyfisher.com  

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