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SQ3345S-FREQ5-30-SMD

更新时间： 2024-11-17 05:33:27
品牌 Logo 应用领域
PLETRONICS /
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1页 54K
描述
CMOS Output Clock Oscillator, 50.001MHz Min, 69.999MHz Max

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SQ3345S-FREQ5-30-SMD 数据手册

  
Pl tronics, Inc.  
.
19013 36th Ave. W, Suite H Lynnwood, WA 98036 USA  
Manufacturer of High Quality Frequency Control Products  
SQ3345, SQ2245 CMOS Series  
SQ3345: CMOS with Enable/ Disable, SQ2245 without Enable/Disable  
Lower Ringing Noise Option Available to Reduce EMI  
Half Size (8 Pin DIP) Metal Clock Oscillator  
Available in Thru-Hole or Surface Mount Configuration  
–
650 kHz 69.999 MHz  
Standard Specifications  
Overall Frequency Stability  
Operating Temperature Range 0 to +70 C is standard, but can be extended to 40 to +85°C for certain frequencies  
± 50 PPM, ± 25 PPM, ± 20 PPM over Operating Temperature Range  
-
°
Supply Voltage (Vcc)  
Symmetry (Duty Cycle)  
Logic Levels  
5.0 volts and 3.3 volts available  
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  
Ringing Noise  
SQ33: Enable/Disable Option  
(E/D)  
Standard load is 15 pF (typ. 1 ASIC) maximum, see Test Circuit 3 (consult factory for heavier loads)  
Depends on frequency and output load. See EMI application note  
Output enabled when Pin #1 is open or at Logic “1”; Output disabled when Pin #1 is at Logic “0”.  
Rise and Fall Time  
Max. Supply Current  
Icc (mA) w/ 15pF load  
Frequency Range  
(MHz)  
Tr & Tf (nS) w/ 15pF load  
Typical  
3.0  
Maximum  
4.0  
3.3V  
7
5.0V  
10  
–
0.650 10.000  
–
10.001 25.999  
10  
15  
20  
25  
20  
25  
30  
35  
2.5  
2.5  
2.5  
2.5  
3.5  
3.5  
3.5  
3.5  
–
26.000 34.999  
–
35.000 50.000  
–
50.001 69.999  
Part Numbering Guide  
Portions of the part number that appear after the frequency may not be marked on part (C of C provided)  
SQ33 45 V -- 60.0M - 30 - SMD - XXX (Internal Code or blank)  
Surface Mount Option  
Packaging  
Tube or on Pads,  
SMD: Bulk  
Non-Std Output Load  
Model  
SQ33 with E/D  
SQ22 no E/D  
Blank = 15 pF max, 30 = 30 pF max  
Frequency in MHz  
Frequency Stability  
Special Specifications (choose all that apply)  
45 = ± 50 PPM  
44 = ± 25 PPM  
20 = ± 20 PPM  
°
Blank: Std Specs (5.0V ± 10%, 0 to +70 C, 40/60% Symmetry)  
°
E: Extended Operating Temperature Range (- 40 to +85 C)  
N: Lower Ringing Noise  
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  
Surface Mount  
Solder Pads  
Mechanical: inches (mm)  
not to scale  
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.  
0.270 (6.87)  
MAX  
0 .236 (6.0)  
MAX  
0.300 (7.62)  
0.300 (7.62)  
OUT  
0.492 (12.5) MAX  
PLE  
0.492 (12.5) MAX  
0.031 (0.8)  
Vcc  
5
8
5
8
0 .020  
(.51)  
8
1
5
4
4
1
4
1
GND  
0 .250 (6.35)  
MAX  
SQ33 Pin 1 = E/D  
SQ22 Pin 1 = N.C.  
0.136 x 0 .035  
(3.45) x (.89)  
0.200 (5.08)  
Pad (8X)  
Jun 2004  
(425) 776 -1880, Fax: (425) 776-2760, ple-sales@pletronics.com, www.pletronics.com  
15  
Pl tronics, Inc.  
1

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