SM5544TESV-80.0M-50 [PLETRONICS]
Oscillator;
| 型号： | SM5544TESV-80.0M-50 |
| 厂家： | 
PLETRONICS, INC. |
| 描述： | Oscillator |
| 文件： | 总1页 (文件大小：39K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
19013 36th Ave. West Suite H Lynnwood, WA 98036, USA
SM5545T Series
4 Pad 5x 3.2mm Leadless Surface Mount Ceramic Clock Oscillator
CMOS with Enable/ Disable
Fundamental or 3rd Overtone Crystal Used
–
2.500 MHz 80.000 MHz
Standard Specifications
Overall Frequency Stability
SM5545T: ± 50 PPM, SM5544T: ± 25 PPM, SM5520T: ± 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)
Logic Levels
5.0 volts and 3.3 volts available, .01 µF bypass cap recommended
40/60 to 60/40% is standard, but 45/55% at 50% of Vcc is also available (see Waveform 1)
Logic “1” 90% of Vcc MIN; Logic “0” 10% of Vcc MAX
Output Load
Enable/Disable Option (E/D)
Standard load is 15pF 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”.
Rise and Fall Time
Tr & Tf (nS) w/ 15pF load
Supply Current
Icc (mA) w/ 15pF load
Frequency Range
(MHz)
Typical
5.0
Maximum
10.0
Typical
4.0
Maximum
5.0
–
2.500 10.999
–
11.000 24.999
10.0
20.0
37.0
40.0
15.0
30.0
45.0
50.0
4.0
3.0
3.5
2.5
5.0
4.0
4.5
3.5
–
25.000 45.999
–
46.000 59.999
–
60.000 80.000
Part Numbering Guide
SM55 45 T Y -- 50.0M - 30
Non-Std Output Load
Packaging
Tray or
16mm tape
8mm pitch
Model
Blank = 15 pF max, 30 = 30 pF max, 50 = 50 pF max
Frequency in MHz
Frequency Stability
Special Specifications (choose all that apply)
45 = ± 50 PPM
44 = ± 25 PPM
20 = ± 20 PPM
°
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%
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: inches (mm)
not to scale
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.
.03 (0.8)
OUT
GND
2
3
2
1
3
0.01m F
bypass capacitor
4
.063 (1.6)
1
4
E/D
Vcc
.126 (3.2 ± .15)
.063 (1.6)
MAX
.06 (1.5)
Jan 2002
(425) 776 -1880, Fax: (425) 776-2760, ple-sales@pletronics.com, www.pletronics.com
10
Pl tronics, Inc.
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