EEWORLDEEWORLDEEWORLD

Part Number

Search

255-20.0M-17-50S

Description
Parallel - Fundamental Quartz Crystal, 20MHz Nom, HC-49SM, SMD, 4 PIN
CategoryPassive components    Crystal/resonator   
File Size158KB,4 Pages
ManufacturerOscilent
Websitehttp://www.oscilent.com
Environmental Compliance  
Download Datasheet Parametric View All

255-20.0M-17-50S Overview

Parallel - Fundamental Quartz Crystal, 20MHz Nom, HC-49SM, SMD, 4 PIN

255-20.0M-17-50S Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
MakerOscilent
package instructionHC-49SM, SMD, 4 PIN
Reach Compliance Codecompli
Other featuresAT-CUT; BULK
Ageing5 PPM/FIRST YEAR
Crystal/Resonator TypePARALLEL - FUNDAMENTAL
Drive level1000 µW
frequency stability0.005%
frequency tolerance50 ppm
load capacitance17 pF
Installation featuresSURFACE MOUNT
Nominal operating frequency20 MHz
Maximum operating temperature70 °C
Minimum operating temperature-20 °C
physical sizeL12.5XB4.85XH5.0 (mm)/L0.492XB0.191XH0.197 (inch)
Series resistance50 Ω
surface mountYES
Oscilent Corporation | 252 - 255
Page 1 of 4
SMD Quartz Crystal
Series Number
Package
Description
Last Modified
252 ~ 255
.
FEATURES
- Cost effective
- Low profile
- Space saving design
- Tape and Reel
HC-49SM 4 Pad
SMD Quartz Crystal
Jan. 01 2002
.
OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS
PARAMETERS
Frequency Range
Frequency Tolerance
Temperature Tolerance
Operating Temperature
Storage Temperature
Shunt Capacitance
Load Capacitance
Drive Level
Aging (First Year)
Insulation Resistance
CONDITIONS
.
f
O
Ref @ +25ºC
T
L
T
OPR
T
STG
C
O
C
L
D
L
@ +25ºC
I
R
CHARACTERISTICS
3.579545 ~ 70.00
±30 (Std.) / ±15 , ±50 (Option)
±50 (Std.) / ±30 , ±100 (Option)
-20 ~ +70 (Std.) / -40 ~+85 (Option)
-40 ~ +85
7.0 max.
18.0 (Std.) / 10 ~ 50 and Series (Option)
1.0 max.
±5.0
500 (DC100 ±10V) min.
UNITS
MHz
PPM
PPM
ºC
ºC
pF
pF
mW
PPM/Y
Mohm
.
TABLE 1 - OPERATION MODE AND MOTIONAL RESISTANCE (RS)
FREQUENCY RANGE (MHz)
3.579545 ~ 4.999
5.0 ~ 5.999
6.0 ~ 7.999
8.0 ~ 8.999
9.0 ~ 9.999
10.0 ~ 14.999
MODE
Fundamental/AT
Fundamental/AT
Fundamental/AT
Fundamental/AT
Fundamental/AT
Fundamental/AT
ohm max.
200
150
120
90
80
70
FREQUENCY RANGE (MHz)
15.0 ~ 15.999
16.0 ~ 23.999
24.0 ~ 30.999
24.0 ~ 40.32
24.576 ~ 29.999
30.0 ~ 70.0
MODE
Fundamental/AT
Fundamental/AT
Fundamental/AT
Fundamental/BT
3rd OT/AT
3rd OT/AT
ohm max.
60
50
40
40
150
100
..
Using threads causes IRQ_NOT_LESS_OR_EQUAL, please give me some tips.
I use the initialization part of the thread: KeInitializeSpinLock( &pdx->lkIrpQueue ); InitializeListHead( &pdx->IrpQueueListHead ); KeInitializeSemaphore( &pdx->semIrpQueue, 0, MAXLONG); KeInitialize...
nebulabhm Embedded System
EEWORLD University Hall ---- Zhou Gong Series Lectures - Oscilloscope Explanation
Zhou Gong Lecture Series - Oscilloscope Explanation : https://training.eeworld.com.cn/course/67841...
EE大学堂 Test/Measurement
What are the functions of SL_SetDTR and IOCTL_SERIAL_SET_DTR respectively? Can anyone tell me?
I saw the place to set the DTR signal in the 2440bsp package, but I am not sure whether I should set the DTR signal to be valid or not in one place, or in the execution code of the above two functions...
HHY55 Embedded System
Various sensor circuits
Various sensor circuits...
244105565 Sensor
USB Host problem, please help! I have a problem using usblib in StellarisWare!
I'm working on USB Host recently. Since the board was designed as a fixed USB Host, the ID line in OTG is useless. And now I want to read a CDC mode Device, and there is no related routine in usblib. ...
ultrabenz Microcontroller MCU

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

Robot
development
community

Index Files: 1047  152  1243  2849  2158  22  4  26  58  44 
Datasheet   0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Room 1530, 15th Floor, Building B, No. 18 Zhongguancun Street, Haidian District, Beijing Telephone: (010) 82350740 Postal Code: 100190
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved 京ICP证060456号 京ICP备10001474号-1 电信业务审批[2006]字第258号函 京公网安备 11010802033920号