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DFAS2-KHZ44.736MHZBS3 PDF预览

DFAS2-KHZ44.736MHZBS3

更新时间: 2024-01-08 01:03:09
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 34K
描述
HCMOS/TTL Output Clock Oscillator, 44.736MHz Nom, ULTRA MINIATURE PACKAGE-4

DFAS2-KHZ44.736MHZBS3 技术参数

是否无铅:不含铅是否Rohs认证:符合
生命周期:ObsoleteReach Compliance Code:compliant
风险等级:5.84Is Samacsys:N
其他特性:TRI-STATE; ENABLE/DISABLE FUNCTION; SYMMETRY 45/55 POSSIBLE老化:3 PPM/15 YEAR
最长下降时间:5 ns频率调整-机械:NO
频率稳定性:0.28%安装特点:SURFACE MOUNT
标称工作频率:44.736 MHz最高工作温度:70 °C
最低工作温度:振荡器类型:HCMOS/TTL
输出负载:2 TTL, 15 pF物理尺寸:7.2mm x 5.3mm x 3.2mm
最长上升时间:5 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

DFAS2-KHZ44.736MHZBS3 数据手册

  
FREQUENCY CONTROL PRODUCTS  
S TR A T U M I I I U L TR A M I N I AT U R E S U R F A C E M O U N T T C X O  
D F A S 2 - K H Z ( 5 V ) & L H Z ( 3 . 3 V )  
7.2 0.2  
FEATURES  
5.08  
5 to 52 MHz  
Stratum III compliant over -40 to 85°C up to  
20 MHz  
0.9  
Sonet Minimum Clock compliant over  
-40 to 85°C up to 52 MHz  
APPLICATIONS  
5.08  
Stratum III and SMC  
4
1
3
2
Function  
E / D  
GND  
Output  
Vcc  
DFA S2  
PC board footprint  
1
2
3
4
1.4  
TYPE  
DFA S2-KHZ  
DFA S2-LHZ  
5 to 20 Mhz  
20.1 to 52 MHz*  
12.8, 16.384, 19.44, 20, 34.368*, 38.88* & 44.736* MHz  
Frequency Range  
Standard Frequencies  
ELECTRICAL SPECIFICATIONS  
supply voltage  
supply current ( no load)  
5 V 5 %  
20 mA  
3.3 V 5 %  
10 mA  
output load  
HCMOS 15 pF or 2 TTL  
45/55...55/45 %  
5 ns  
HCMOS 15 pF or 2 TTL  
45/55...55/45 %  
5 ns  
duty cycle @ 50% level  
rise/fall times (10 to 90 %)  
high/low levels or output amplitude  
start-up  
4.5 V/ 0.5 V  
10 ms @ 4.75 V  
high or open = enable, low = high Z  
2.8 V/ 0.3 V  
10 ms @ 3.15 V  
high or open = enable, low = high Z  
tri-state control on pin 1  
FREQUENCY STABILITY  
temperature  
range  
detailed tolerances [ ppm ]  
Holdover  
stability  
model  
code  
stability versus:  
temperature Vcc 5 %  
overall  
stability  
24 hrs  
drift  
calibration  
@ 25°C  
type  
ageing  
Telcordia GR-1244 CORE Stratum III or ITU-T G.813 option 1  
0 to 50°C AS3  
0 to 70°C BS3  
3
4.6  
over  
15 years 15 years  
all types  
0.28  
3.5  
0.1  
over  
0.37  
0.04  
0.8  
-20 to 70°C* CS3  
-40 to 85°C* ES3  
Telcordia GR-253 CORE SMC or ITU-T G.813 option 2  
10 20  
over over  
20 years 20 years  
0 to 70°C BSM  
all types  
0.3  
4.6  
0.5  
1
-40 to 85°C ESM  
DEFINITIONS  
24 hours drift  
24 hours holdover mode  
GR-1244-CORE, GR-253-CORE or G.813  
Over full temperature range and Vcc 0.5 %  
ORDERING CODE  
Example  
type + option code + frequency + model code  
DFA S2-LHZ 19.44 MHz BS3  
*All temperature range and stability combinations are not available. Please consult factory for availability  
TYPE  
DFA S2 SIII  
REVISION  
04  
CHECKED  
NE  
DATE  
08.04.2008  
PAGE  
XX  

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