SQ2244N-FREQ-OUT21 [PLETRONICS]

CMOS Output Clock Oscillator, 0.65MHz Min, 69.999MHz Max, HALF SIZE, METAL, DIP-4;


型号：	SQ2244N-FREQ-OUT21
厂家：	PLETRONICS, INC.
描述：	CMOS Output Clock Oscillator, 0.65MHz Min, 69.999MHz Max, HALF SIZE, METAL, DIP-4
文件：	总1页 (文件大小：45K)
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

SQ2245 Series

Half Size (8 Pin DIP) Metal Clock Oscillator

CMOS without Enable/Disable

Lower Ringing Noise Option Available to Reduce EMI

Available in Thru-Hole or Surface Mount Configuration

Standard Specifications

–

650 kHz 69.999 MHz

Overall Frequency Stability

Operating Temperature Range 0 to +70 C is standard, but can be extended to 40 to +85°C for certain frequencies

SQ2245: ± 50 PPM, SQ2244: ± 25 PPM, SQ2220: ± 20 PPM over Operating Temp. 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

Standard load is 15pF maximum, see Test Circuit 1 (consult factory for heavier loads)

Ringing Noise

Depends on frequency and output load. See EMI application note

Rise and Fall Time

Supply Current

Icc (mA) w/ 15pF load

Frequency Range

(MHz)

Tr & Tf (nS) w/ 15pF load

Typical

6.5

Maximum

10.0

Typical

3.0

Maximum

4.0

–

0.650 10.000

–

10.001 25.999

15.0

18.0

25.0

32.0

20.0

25.0

30.0

35.0

2.5

3.5

–

26.000 34.999

–

35.000 50.000

–

50.001 69.999

Part Numbering Guide

SQ22 45 V -- 60.0M - 30 - SMD

Surface Mount Option

Packaging

Tube or on Pads,

SMD: Bulk

Non-Std Output Load

Blank = 15 pF max, 30 = 30 pF max, 50 = 50 pF max

Frequency in MHz

Model

Frequency Stability

45 = ± 50 PPM

Special Specifications (choose all that apply)

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

Mechanical: inches (mm)

not to scale

Surface Mount

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.

.270 (6.78)

MAX

.236 (6.0)

MAX

.300 (7.62)

.492 (12.5) MAX

.300 (7.62)

OUT

Vcc

.492 (12.5) MAX

.031 (0.8)

PLE

.020

(.51)

GND

N.C.

.250 (6.35) MAX

.136 x .035

(3.45) x (.89)

.200 (5.08)

Pad (8X)

Jan 2002

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

Pl tronics, Inc.