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SM7644DW-FREQ3

更新时间： 2024-11-19 21:07:43
品牌 Logo 应用领域
PLETRONICS 机械振荡器
页数 文件大小 规格书
1页 41K
描述
CMOS Output Clock Oscillator, 110.001MHz Min, 119.999MHz Max

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中文翻译

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SM7644DW-FREQ3 技术参数

是否无铅： 不含铅是否Rohs认证： 符合
生命周期：Not RecommendedReach Compliance Code：compliant
风险等级：5.67最长下降时间：2.5 ns
频率调整-机械：NO频率稳定性：25%
JESD-609代码：e4安装特点：SURFACE MOUNT
最大工作频率：119.999 MHz最小工作频率：110.001 MHz
最高工作温度：70 °C最低工作温度：
振荡器类型：CMOS输出负载：15 pF
物理尺寸：9.04mm x 8.23mm x 2.66mm最长上升时间：2.5 ns
标称供电电压：2.5 V表面贴装：YES
最大对称度：60/40 %端子面层：Gold (Au)
Base Number Matches：1

SM7644DW-FREQ3 数据手册

  
Pl tronics, Inc.  
.
19013 36th Ave. W, Suite H Lynnwood, WA 98036 USA  
Manufacturer of High Quality Frequency Control Products  
SM7645D Series  
4 Pad Leadless Surface Mount Clock Oscillator  
CMOS with Enable/ Disable, 3rd Overtone Crystal Used  
Low Jitter  
–
70.00 MHz 170.00 MHz  
Consult factory for higher frequencies  
Standard Specifications  
Overall Frequency Stability  
SM7645D: ± 50 PPM, SM7644D: ± 25 PPM, SM7620D: ± 20 PPM over Operating Temp. Range  
°
Operating Temperature Range 0 to +70 C is standard, but can be extended to - 40 to +85°C for certain frequencies  
Supply Voltage (Vcc)  
Symmetry (Duty Cycle)  
5.0, 3.3, and 2.5 volts available, .01 µF bypass cap recommended, consult factory for 1.8 volts  
40/60 to 60/40% is standard, but 45/55% at 50% of Vcc is also available (see Waveform 1)  
Logic Levels  
Jitter  
Logic “1” 90% of Vcc MIN; Logic “0” 10% of Vcc MAX  
1 pS RMS maximum, from 12 kHz to 20 MHz from carrier  
Output Load  
Enable/Disable Option (E/D)  
Standard load is 15 pF (typ. 1 ASIC) maximum, see Test Circuit 2 (consult factory for heavier loads)  
Output enabled when Pin #1 is open or at Logic “1”; Output disabled when Pin #1 is at Logic “0”.  
Max. Rise and Fall Time  
Tr & Tf (nS) w/ 15pF load  
Max. Supply Current  
Icc (mA) w/ 15pF load  
Frequency Range  
(MHz)  
2.5V, 3.3V  
5.0V  
45  
80  
90  
95  
2.5V  
3.5  
2.5  
2.5  
1.5  
3.3V, 5.0V  
–
70.000 79.999  
30  
40  
50  
60  
3.0  
1.5  
1.0  
1.0  
–
80.000 110.000  
–
110.001 119.999  
–
120.000 170.000  
Part Numbering Guide  
Portions of the part number that appear after the frequency may not be marked on part (C of C provided)  
SM76 45 D Y - 70.0M - 30 - XXX (Internal Code or blank)  
Packaging  
Tray or  
24mm tape  
16mm pitch  
Non-Std Output Load  
Blank = 15 pF max, 30 = 30 pF max  
Model  
Frequency in MHz  
Frequency Stability  
45 = ± 50 PPM  
44 = ± 25 PPM  
20 = ± 20 PPM  
Special Specifications (choose all that apply)  
°
Y: Std Specs (5.0V ± 10%, 0 to +70 C, 40/60% Symmetry)  
°
E: Extended Operating Temperature Range (- 40 to +85 C)  
S: 45/55% Symmetry at 50% of Vcc  
V: Supply Voltage of 3.3 volts ± 10%  
W: Supply Voltage of 2.5 volts ± 5%  
X: Supply Voltage of 1.8 volts ± 5% (Consult factory)  
Consult factory for available frequencies and specs. Not all options available for all frequencies. A special part number may be assigned.  
Frequency Stability is inclusive of frequency shifts due to calibration, temperature, supply voltage, shock, vibration and load  
Mechanical:  
not to scale  
inches (mm)  
Solder Pads  
Due to part size and factory abilities, part marking may vary from lot to lot and may contain our part number or an internal code.  
0.200 (5.08)  
TOP VIEW  
4
0.040 (1.02) 0.040 (1.02)  
3
3
4
PIN SIGNAL  
1
2
3
4
E/D  
3
2
4
GND  
OUT  
Vcc  
0.055 0 .145  
(1.4) (3.68)  
0
0.059  
(1.50)  
1
1
0.324 (8.23)  
2
2
1
0.105 (2.66)  
MAX  
Mar 2004  
0.200 (5.08)  
(425) 776 -1880, Fax: (425) 776-2760, ple-sales@pletronics.com, www.pletronics.com  
TBD  
Pl tronics, Inc.  
1

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