The **MHO+51FGG-R** is a specific part number belonging to a series of high-precision **Crystal Oscillators** (frequently associated with the brand MtronPTI). These components are essential for providing a stable clock signal in digital circuits. --- ## 1. Technical Specifications Below is a breakdown of the typical characteristics associated with this part number: | Feature | Specification | | :--- | :--- | | **Component Type** | XO (Crystal Oscillator) | | **Output Type** | HCMOS / TTL Compatible | | **Package Style** | 14-pin DIP (DIL) - Thru-Hole | | **Supply Voltage ($V_{dd}$)** | 5.0V (Standard) | | **Frequency Stability** | Usually ±50ppm or ±100ppm (Check datasheet suffix) | | **Operating Temp** | 0°C to +70°C (Commercial) | | **RoHS Status** | Compliant (Indicated by "-R") | --- ## 2. Part Number Breakdown The alphanumeric code follows a specific nomenclature used by manufacturers like MtronPTI: * **MHO**: Series prefix for 14-pin DIP Metal Can Oscillators. * **+**: Often indicates a specific internal revision or Lead-Free process. * **5**: Voltage code (typically representing 5.0 Volts). * **1**: Stability/Temperature code (varies by manufacturer, usually ±100ppm). * **F**: Symmetry/Duty Cycle (typically 40/60% or 45/55%). * **GG**: Frequency specific code (The "GG" represents a placeholder for the numerical frequency, e.g., 20.000 MHz). * **-R**: RoHS Compliant (Lead-free). --- ## 3. Pin Configuration For the 14-pin DIP package used by the MHO series, only 4 pins are electrically active: | Pin Number | Function | Description | | :--- | :--- | :--- | | **1** | N/C or Tri-State | No connection or Output Enable/Disable | | **7** | GND | Circuit Ground (Case is usually grounded) | | **8** | Output | The generated square wave frequency | | **14** | $V_{cc}$ / $V_{dd}$ | +5.0V Power Supply | --- ## 4. Common Applications Due to its robust metal casing and through-hole design, this part is commonly found in: 1. **Legacy Computing:** Motherboards and peripheral cards. 2. **Industrial Controls:** PLCs and automation hardware. 3. **Communication Equipment:** Modems and routers. 4. **Test & Measurement:** Oscilloscopes and signal generators. ---