The **MEH53XAG-R** is a specific electronic component primarily associated with **Quartz Crystal Oscillators**, specifically within the category of Temperature Compensated Crystal Oscillators (TCXO) or standard high-stability clock oscillators, often manufactured by brands like **Mercury Electronic**. Below is a detailed breakdown of its electronic specifications and characteristics. --- ### 1. General Specifications The part number follows a specific nomenclature that defines its physical and electrical properties. | Parameter | Specification | | :--- | :--- | | **Component Type** | Crystal Oscillator | | **Package Type** | SMD (Surface Mount Device) | | **Package Size** | 5.0 x 3.2 mm | | **Output Type** | CMOS / TTL Compatible | | **RoHS Status** | Compliant (Lead-Free) | --- ### 2. Breakdown of the Part Number While manufacturers vary slightly, the "MEH" series typically follows this structural logic: * **MEH:** Series identifier (High-speed, 5.0x3.2mm footprint). * **53:** Refers to the physical dimensions (5.0mm x 3.2mm) and the 3.3V operating voltage. * **X:** Often denotes the frequency stability (e.g., ±25ppm or ±50ppm depending on the specific datasheet revision). * **A:** Operating temperature range (Standard usually refers to -10°C to +70°C or -40°C to +85°C). * **G:** Output Symmetry / Duty Cycle (typically 40/60% or 45/55%). * **R:** Packaging suffix (Tape & Reel). --- ### 3. Electrical Characteristics These parts are designed for precision timing in digital circuits. | Feature | Description | | :--- | :--- | | **Supply Voltage (Vdd)** | Typically 3.3V DC (±10%) | | **Frequency Range** | Usually between 1.0 MHz and 150 MHz | | **Current Consumption** | Low power, typically 15mA - 35mA depending on frequency | | **Rise/Fall Time** | Fast switching (usually < 5ns) to support high-speed data | | **Tri-state Function** | Included (allows the output to be placed in a high-impedance state) | --- ### 4. Typical Applications The MEH53XAG-R is commonly found in the following electronic environments: 1. **Networking:** Ethernet switches, routers, and hubs. 2. **Computing:** Motherboards and peripheral controllers. 3. **Industrial:** PLC (Programmable Logic Controllers) and automation sensors. 4. **Telecommunications:** Base stations and data transmission equipment. --- ### 5. Pin Configuration (Standard 4-Pad SMD) 1. **Pad 1:** Enable/Disable (Tri-state) or No Connect. 2. **Pad 2:** Ground (GND). 3. **Pad 3:** Output (Frequency signal). 4. **Pad 4:** Supply Voltage (Vdd). ---