The YSX531SL 27MHz 5032 SMD Crystal from YXC (or equivalent series) is a high-precision quartz crystal resonator designed to provide stable and accurate clock signals for high-frequency digital and communication systems.
With its 5032 package (5.0 × 3.2 mm), this crystal offers excellent frequency stability, low phase noise, and reliable startup performance. The 27MHz frequency is commonly used in RF modules, communication devices, and high-speed microcontroller systems, making it ideal for embedded and wireless applications.
Key Features
Electrical Characteristics-
Frequency: 27 MHz
Frequency tolerance: typically ±10 ~ ±20 ppm
Load capacitance: typically 18 pF
Low ESR for stable oscillation
Performance-
High frequency stability
Low phase noise
Fast and reliable startup
Stable across temperature variations
Mechanical-
Package size: 5032 (5.0 mm × 3.2mm
Surface Mount Device (SMD)
Durable and compact construction
Compatibility-
Suitable for RF modules and communication circuits
Works with microcontrollers and clock generation circuits
Package Information-
Type: Quartz Crystal Resonator
Size Code: 5032
Dimensions: Approx. 5.0 mm × 3.2 mm
Mounting Type: Surface Mount (SMD)
Package Contents-
1 × 27MHz YSX531SL 5032 SMD Crystal
Applications-
RF communication modules
Wireless devices and transceivers
Embedded systems and MCUs
Clock generation circuits
IoT and consumer electronics
Usage Note-
Use with proper load capacitors (~18 pF typical)
Keep traces short and symmetric for stable oscillation
Place close to IC oscillator pins
Datasheet: –Crystal-YSX531SL-8Mhz


The 27MHz YSX531SL crystal was genuine and worked perfectly in my RF communication project. Frequency stability was good, and the component matched the specifications on the product page. The packaging protected the crystal during shipping, and delivery was on time. Overall, a reliable product and a smooth shopping experience with AuronX.