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What is ABM8-20.000MHZ-10-B1U-T？

Post Date：2024-10-08

What is ABM8-20.000MHZ-10-B1U-T

What is ABM8-20.000MHZ-10-B1U-T？Specific parameters of ABM8-20.000MHZ-10-1-U-T include: frequency of 20MHz, operating temperature range of -10°C to 60°C, package form of 4-SMD, leadless, size of 3.20mm x 2.50mm‌.

ABRACON is a company specializing in the production of crystal oscillators, oscillators and filters of various frequencies. Its products are widely used in communications, computers, consumer electronics and other fields‌.

ABM8-20.000MHZ-10-B1U-T

duct Attribute	Attribute Value
Manufacturer:	ABRACON
Product Category:	Crystals
RoHS:	Details
Frequency:	20 MHz
Load Capacitance:	10 pF
Tolerance:	10 PPM
Frequency Stability:	10 PPM
Package / Case:	3.2 mm x 2.5 mm
Minimum Operating Temperature:	- 20 C
Maximum Operating Temperature:	+ 70 C
Termination Style:	SMD/SMT
ESR:	50 Ohms
Drive Level:	10 uW
Length:	3.2 mm
Width:	2.5 mm
Height:	0.8 mm
Series:	ABM8
Packaging:	Reel
Packaging:	Cut Tape
Packaging:	MouseReel
Brand:	ABRACON
Mounting Style:	SMD/SMT
Product:	Crystals
Product Type:	Crystals
Factory Pack Quantity:	1000
Subcategory:	Crystals
Type:	Ultra Miniature Ceramic Crystal

Advantages of ABM8-20.000MHZ-10-B1U-T

‌High precision‌: The frequency stability of ABM8-20.000MHZ-10-B1U-T crystal oscillator is high, which can provide accurate oscillation frequency and is suitable for application scenarios requiring high-precision timing.
‌Good stability‌: The crystal oscillator can still maintain a stable oscillation frequency under temperature changes and environmental interference, ensuring the reliable operation of the system.
‌Miniaturized design‌: SMD package is used, which is small in size and light in weight, making it easy to install in various compact devices.

Application of abm8-20.000mhz-10-b1u-t

The ABM8-20.000MHZ-10-B1U-T crystal oscillator is a high-frequency crystal oscillator, which is widely used in various electronic devices that require high-precision clock signals.

1.‌Wearable devices‌: Due to the small size and high frequency of the ABM8-20.000MHZ-10-B1U-T crystal oscillator, it is very suitable for use in wearable devices such as smart watches, health monitors, etc., providing precise time control and function execution.

2.‌Internet of Things (IoT)‌: In IoT applications, the ABM8-20.000MHZ-10-B1U-T crystal oscillator is used to connect various sensors and actuators to ensure real-time transmission and processing of data and improve the response speed and accuracy of the system.

‌3. Wireless communication module‌: This crystal oscillator is also widely used in wireless modules, including Bluetooth, Bluetooth Low Energy (BLE), Near Field Communication (NFC), etc., to provide a stable clock signal and support wireless connection and data processing of devices.

‌4. Industrial, scientific and medical equipment‌: In the fields of industry, science and medicine, the ABM8-20.000MHZ-10-B1U-T crystal oscillator is used in various instruments and equipment to ensure high-precision timing and control, and improve the stability and reliability of the equipment.

Classification of high-frequency crystal oscillators

‌Parallel crystal oscillator‌: The crystal resonator is connected in parallel with the capacitor in the circuit to form a resonant circuit, which is suitable for low-frequency oscillation and has the characteristics of simple structure and good stability‌.
‌Series crystal oscillator‌: The crystal resonator is connected in series with the inductor in the circuit to form a resonant circuit, which is suitable for medium-frequency and high-frequency oscillation and has high frequency stability‌.
‌Voltage-controlled crystal oscillator (VCXO)‌: The oscillation frequency is adjusted by changing the control voltage. It has the characteristics of wide frequency adjustment range and high adjustment accuracy. It is often used in occasions where precise frequency control is required‌.
‌Temperature Compensated Crystal Oscillator (TCXO): The built-in temperature compensation circuit offsets the effect of temperature changes on the frequency, improves frequency stability, and is often used in applications that require high frequency stability. ‌Oven Controlled Crystal Oscillator (OCXO): The crystal and oscillation circuit are placed in a constant temperature box to eliminate the effect of ambient temperature changes on the frequency, providing extremely high frequency stability and accuracy. ‌．

Crystal Oscillator Package

DIP Package
DIP (Dualln-ine Package) is a dual-row in-line package, usually used for crystal oscillators with lower power and low frequency. This package has the advantages of small size and easy installation, but is not suitable for applications in high frequency and high temperature environments.

SMD Package
SMD (Surface Mount Device) is a surface mount package, usually used for high frequency and high density applications. This package has the advantages of small size, light weight and high reliability, but requires special equipment for installation.

HC-49S Package
HC-49S is a crystal oscillator package with pins, usually used in medium and high frequency applications. This package has the advantages of easy installation and good stability, but is not suitable for applications in high temperature environments.

Cylindrical package
Cylindrical package is easy to insert into the circuit board, with small size and high package strength. This package is suitable for portable electronic products, remote controls, toys and other occasions with small volume requirements, especially for applications in high vibration or mechanical shock environments.

Ceramic package
Ceramic crystal oscillators are packaged with ceramic materials and have good thermal stability and mechanical strength. This package is mainly used in consumer electronics, industrial control, automotive electronics and other fields, especially suitable for environments with large temperature changes.

MEMS package
MEMS crystal oscillators are manufactured using micro-electromechanical system technology and have extremely small package size and high frequency stability. This package has the characteristics of low power consumption and excellent vibration resistance, suitable for harsh environment applications.

FAQ About Crystal Oscillator

What are the problems caused by frequency deviation?

Phenomenon: color image distortion, audio noise, data transmission interruption, shortened transmission distance, no response to remote control.

Cause: The crystal load capacitance does not match the circuit.

Solution: Adjust the size of the circuit matching capacitance, or replace the crystal oscillator with different load capacitance.

‌Unstable work or no vibration‌ causes the power-on failure or unstable work?

Phenomenon: Power-on failure or unstable work.
Reason: The crystal oscillator is of poor quality and the negative impedance of the circuit is too small.
Solution: Replace the crystal oscillator with a better quality, reduce the value of C1*C2, select an IC with a larger gm value, and increase the oscillation current.

Does the welding temperature cause high defective rate and large time deviation?
Phenomenon: High defective rate and large time deviation.
Reason: Excessive welding temperature damages the crystal oscillator.
Solution: Change the welding method, use post-welding or appropriately reduce the welding temperature.

Does the product not work due to excessive static electricity/current?
Phenomenon: The product does not work and the defective rate is high.
Reason: Static electricity or large current burns the crystal oscillator.
Solution: Take anti-static measures and increase circuit protection.

Does the output signal become unstable due to noise interference?
Phenomenon: The output signal is unstable.
Reason: Noise interference from surrounding circuits.
Solution: Optimize the power supply design and add appropriate power supply filters.

Does the signal interference cause performance degradation?
Phenomenon: Performance degradation.
Reason: Interference from other circuits.
Solution: Add appropriate filters or shielding measures.

‌Frequency deviation and failure to oscillate caused by temperature influence?
Phenomenon: frequency deviation and failure to oscillate.
Cause: high or low temperature exceeds the specification range.
Solution: select temperature compensation circuit to ensure that the working environment meets the requirements.

‌Matching problem leads to unstable operation and performance degradation?
Phenomenon: unstable operation and performance degradation.
Cause: matching problem between crystal oscillator and circuit.
Solution: adjust load capacitance or replace matching crystal oscillator model.

‌Drop or vibration causes the whole machine to not work?
Phenomenon: the whole machine does not work and the product is defective.
Cause: drop or vibration exceeds the bearing strength.
Solution: replace the crystal oscillator model with suitable specifications.

‌Flawed soldering or pin problem causes failure to oscillate and unstable operation?
Phenomenon: failure to oscillate and unstable operation.
Cause: pin oxidation and plating peeling.
Solution: ensure the storage environment is appropriate to avoid pin oxidation.