Datasheet > SQ3345S-20.0M

SQ3345S-20.0M

更新时间： 2024-11-17 08:26:31

品牌	Logo	应用领域
PLETRONICS		/
页数	文件大小	规格书
1页	265K
描述
CMOS Output Clock Oscillator

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SQ3345S-20.0M 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

Half Size (8 Pin DIP) Thru-Hole Metal Clock Oscillator

–

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

SQ33: Enable/Disable Option

(E/D)

Standard load is 15 pF (typ. 1 ASIC) maximum, see Test Circuit 3 (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

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

5.0V

–

0.650 10.000

–

10.001 25.999

2.5

3.5

–

26.000 34.999

–

35.000 50.000

–

50.001 69.999

Part Numbering Guide

SQ33 45 E V -- 60.0M - XXX (Internal Code or blank)

Packaging

Tubes

Frequency in MHz

Model

SQ33 with E/D

SQ22 no E/D

Supply Voltage (Vcc)

Blank: 5.0V ± 10%

V: 3.3 volts ± 10%

Frequency Stability

45 = ± 50 PPM

44 = ± 25 PPM

20 = ± 20 PPM

Special Specifications (choose all that apply)

Blank: Std Specs ( 0 to +70°C, 40/60% Symmetry)

E: Extended Operating Temperature Range (- 40 to +85°C)

S: 45/55% Symmetry at 50% of Vcc

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

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 .236 (6.0)

0.300 (7.62)

OUT

0.492 (12.5) MAX

PLE

0.031 (0.8)

MAX

Vcc

0 .020

(.51)

GND

0 .250 (6.35)

MAX

SQ33 Pin 1 = E/D

SQ22 Pin 1 = N.C.

Nov 2006

Pl tronics, Inc. (425) 776 -1880, Fax: (425) 776-2760, ple-sales@pletronics.com, www.pletronics.com

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与SQ3345S-20.0M相关器件

型号	品牌	获取价格	描述	数据表
SQ3345S-FREQ1	PLETRONICS	获取价格	CMOS Output Clock Oscillator, 0.65MHz Min, 10MHz Max
SQ3345S-FREQ1-30	PLETRONICS	获取价格	CMOS Output Clock Oscillator, 0.65MHz Min, 10MHz Max
SQ3345S-FREQ2-50	PLETRONICS	获取价格	CMOS Output Clock Oscillator, 10.001MHz Min, 25.999MHz Max
SQ3345S-FREQ3	PLETRONICS	获取价格	CMOS Output Clock Oscillator, 26MHz Min, 34.999MHz Max
SQ3345S-FREQ-30-SMD-OUT21	PLETRONICS	获取价格	CMOS Output Clock Oscillator, 0.65MHz Min, 69.999MHz Max
SQ3345S-FREQ3-30	PLETRONICS	获取价格	CMOS Output Clock Oscillator, 26MHz Min, 34.999MHz Max
SQ3345S-FREQ3-30-SMD	PLETRONICS	获取价格	CMOS Output Clock Oscillator, 26MHz Min, 34.999MHz Max
SQ3345S-FREQ4-30	PLETRONICS	获取价格	CMOS Output Clock Oscillator, 35MHz Min, 50MHz Max
SQ3345S-FREQ4-30-SMD	PLETRONICS	获取价格	CMOS Output Clock Oscillator, 35MHz Min, 50MHz Max
SQ3345S-FREQ4-50-SMD	PLETRONICS	获取价格	CMOS Output Clock Oscillator, 35MHz Min, 50MHz Max

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