Stable frequency quartz crystal resonator KYX K38209452030 20945 megahertz with 20 picofarad load capacitance

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Product Description

Product Overview

This specification sheet details the KAIYEXIANG Quartz Crystal Resonator, model 3*8/20.945 MHZ. Designed for precise frequency control, this component offers stable performance with a load capacitance of 20PF and a frequency tolerance of 30ppm.

Product Attributes

Brand: KAIYEXIANG ()
Origin: Shenzhen, China ()
Original Model: K38209452030

Technical Specifications

Parameter	Value	Condition
Model Type	38
Vibration Mode	Fundamental
Nominal Frequency	20.945 MHz
Frequency Tolerance	30ppm	at 252
Temperature Frequency Drift	20ppm
Load Capacitance	20 PF
Resonant Resistance	60 max
Shunt Capacitance	3.0pF max
Drive Level	100W
Aging Rate	3ppmyear
Insulation Resistance	500M	DC10015V
Test Instrument	250B
Free Fall (Shock)	Frequency deviation 5ppm after 3 drops from 35cm onto 2cm thick board.
Vibration	Frequency variation 20ppm after 30min vibration in X, Y, Z directions (10~55Hz, 0.75mm amplitude).
Temperature Cycling	Appearance without damage. Performance requirements same as vibration.	-10 to +60, 3 cycles (2-3min transition, 30min dwell)
Solderability	Tinned area >95%. Performance requirements same as vibration.	Immersion in 2355 solder bath for 20.5 sec (2-3.0mm from lead end)
Resistance to Soldering Heat	No abnormalities in appearance. Performance requirements same as vibration.	Immersion in 25010 solder bath for 3.50.5 sec (2-2.5mm from lead end)
Low Temperature Resistance	Performance requirements same as vibration.	Stored at -253 for 2 hours, then recovered at room temperature for 2 hours.
High Temperature Resistance	Performance requirements same as vibration.	Stored at +702 for 2 hours, then recovered at room temperature for 2 hours.
Constant Humidity Heat	Appearance without abnormalities. Performance requirements same as vibration.	Stored at 403, RH932 for 48 hours, then recovered for 2 hours.
High Temperature Aging	Frequency change 5ppm, Resistance change 25.	Aged at 1202 for 48 hours, then recovered at room temperature for 2 hours.