Precision 20MHz Crystal Resonator SMD3225 4pads RoHS Compliant HD 7B020000R01 for Electronic Devices

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Price: Negotiable

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Product Description

Product Overview

This specification applies to the RoHS compliant quartz crystal unit with a frequency of 20MHz, designed for crystal oscillator applications. The SMD3225-4pads resonator offers reliable performance with various electrical and reliability characteristics.

Product Attributes

Brand: JIANGSU HD-CRYSTAL TECHNOLOGY CO., LTD
Model: SMD3225-4
Type: SMD3225-4pads Crystal Resonator
Certification: RoHS

Technical Specifications

Item	Nominal Frequency	Load Capacitance	Frequency Tolerance	Frequency Temperature Stability	Resonance Resistance	Osc Mode	Shunt Capacitance	Drive Level	Operating Temperature Range	Storage Temperature Range	Insulation Resistance	Aging
SMD3225-4 Crystal Resonator	20MHz	20pF	±10ppm	±20ppm	30 ohms Max	Fundamental mode	2pF Max	100µW Max	-20 to +70°C	-55 to +125°C	>500M ohms	±3ppm/Year Max

Reliability Specification

Item	Condition	Standard
Drop characteristics	Free drop from 75cm height on a hard wooden board for 3 times.	Frequency change:≤±5ppm Rr as specification
Mechanical shock	Device are shocked to half sine wave (1000g) three mutually perpendicular axes each 3 times	Frequency change:≤±5ppm Rr as specification
Shake characteristics	Shake frequency 10~55Hz, cyc1~2 minutes, swing 1.5mm, direction x/y/z, all 30 minutes, test after 1 hours.	Frequency change:≤±5ppm Rr as specification
Humidity characteristics	+40±2°C & 90%~95% R.H. 250 hours	Frequency change:≤±5ppm Rr as specification
Low temperature characteristics	-40±2°C, 250 hours, put in room temperature, test after 1 hours.	Frequency change:≤±5ppm Rr as specification
High temperature characteristics	+85±2°C, 250 hours, put in room temperature, test after 1 hours.	Frequency change:≤±5ppm Rr as specification
Temperature cycling	-30±3°C/30±3 min~+85±2°C/30±3min, 5 cycles	Frequency change:≤±5ppm Rr as specification
Refluence examination		Frequency change:≤±5ppm Rr as specification