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Quartz crystal unit SJK 7E38400E08UCG series 7E seam sealed ceramic surface mount package 25 by 20 millimeters

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Quartz crystal unit SJK 7E38400E08UCG series 7E seam sealed ceramic surface mount package 25 by 20 millimeters

Normal temperature Frequency Tolerance : ±10ppm

Frequency Stability : ±30ppm

Operating Temperature : -40℃~+85℃

Load Capacitance : 8pF

Frequency : 38.4MHz

Description : Crystal 38.4MHz ±10ppm 8pF SMD2520-4P

Mfr. Part # : 7E38400E08UCG

Model Number : 7E38400E08UCG

Package : SMD2520-4P

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QUARTZ CRYSTAL UNIT SERIES 7E, SEAM SEALED CERAMIC 2.5*2.0MM SURFACE MOUNT PACKAGE

The Series 7E is a seam-sealed ceramic surface mount quartz crystal unit with a 2.5*2.0mm package. It is designed for various electronic applications requiring precise frequency control.

Product Attributes

Brand: SJK
Origin: Shenzhen, China
Package: 2.5*2.0mm Surface Mount Ceramic
Certifications: RoHS, REACH, HF
Minimum Packaging: 3000pcs/reel
Moisture Sensitivity Level: Level 1

Technical Specifications

Part Number (P/N SJK)	Output Frequency	Mode	Frequency Tolerance (at 25C)	Load Capacitance (CL)	Frequency Stability Over Operating Temp.	Operating Temperature Range	Storage Temperature Range	Shunt Capacitance (C0)	Driver Level (Typical)	Equivalent Series Resistance (ESR)	Aging @ 25C (1st year, Max)
7E38400E08UCG	38.400000MHz	AT/Fundamental	10 ppm max	8.0 PF	10ppm max / -20C to +70C; 30ppm max/ -40C to +85C	-40C to +85C	-40C to +125C	3.0 PF Max	10W	40 Max	3ppm/year

Reliability Test Specification

No.	Test Item	Test Conditions	Standard Requirements
1	Drop	Free fall from 55cm height onto a wooden board, 3 times	Frequency change within 5ppm, Resistance change within 15% before and after test
2	Vibration	Frequency: 10~55Hz, Amplitude: 1.5mm, Time: 2 hours per each of the three orientations (X, Y, Z)	Frequency change within 5ppm, Resistance change within 15% before and after test
3	Thermal Shock	25 cycles of high and low temperature in a test chamber. Low temp: -403C for 30 min, High temp: 852C for 30 min. Temp change: 3 min.	Frequency change within 5ppm, Resistance change within 15% before and after test
4	Hermeticity	Helium pressure: 50.5Kg/cm, Helium pressurization time: 120 min	Leak rate: 110-9Pa.m3/s
5	Resistance to Soldering Heat	Wave peak temp: 260C10C, Time: 155 sec	Frequency change within 5ppm, Resistance change within 15% before and after test
6	Solderability Test	Temperature: 260C10C, Immersion time: 31 sec	Solder coverage on pins: 90%
7	High Temp & Humidity	Temperature: 60C2C, Humidity: 90%~95%, Duration: 240 hours	1. Frequency change within 5ppm, Resistance change within 15% before and after test. 2. No rust on product surface.
8	High Temperature Test	Temperature: 85C2C, Duration: 240 hours	Frequency change within 5ppm, Resistance change within 15% before and after test
9	Low Temperature Test	Temperature: -40C2C, Duration: 240 hours	Frequency change within 5ppm, Resistance change within 15% before and after test
10	Life Test	Voltage: 5V, Temperature: 25, Duration: 1000 hours	Frequency change within 5ppm, Resistance change within 15% before and after test

Contact Information:
Phone: 0755-82507042
Fax: 0755-88353718
Website: http://www.q-crystal.com.cn

2207271530_SJK-7E38400E08UCG_C524679.pdf

Quality Quartz crystal unit SJK 7E38400E08UCG series 7E seam sealed ceramic surface mount package 25 by 20 millimeters for sale

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