The **MHO+34TGG-R** is a specialized electronic component, typically identified as a **high-precision, high-temperature Crystal Oscillator** or a similar frequency control device manufactured by companies like **MtronPTI**. These parts are engineered for reliability in extreme environments, such as aerospace, defense, or high-end industrial applications. --- ### 1. Key Technical Specifications Based on the standard nomenclature for this series, here are the primary technical characteristics: | Feature | Specification | Description | | :--- | :--- | :--- | | **Component Type** | XO (Crystal Oscillator) | Fixed-frequency timing source. | | **Package Style** | 14-pin DIP (Full Size) | Through-hole mounting, metal canister. | | **Output Type** | CMOS / TTL | Square wave output compatible with most logic. | | **Supply Voltage** | 5.0V (Typical) | Standard voltage for legacy and industrial systems. | | **Temperature Range** | -55°C to +125°C | Military-grade temperature tolerance. | | **Stability** | ±50ppm to ±100ppm | High precision over the entire temp range. | --- ### 2. Breakdown of the Part Number The alphanumeric code provides specific details about the construction: 1. **MHO+**: Refers to the series (Mtron High-reliability Oscillator). The "+" often indicates RoHS compliance (lead-free). 2. **3**: Represents the supply voltage (typically 5.0V for this series). 3. **4**: Refers to the stability/temperature rating (often -55°C to +125°C). 4. **TGG**: Internal coding for specific output characteristics (Tristate functionality or specific Duty Cycle requirements). 5. **-R**: Indicates the part is **RoHS Compliant**. --- ### 3. Internal Components and Functionality The device is an integrated module containing several critical electronic parts: * **Quartz Crystal Plate:** The "heart" of the component, which vibrates at a specific frequency when a voltage is applied. * **Oscillator IC:** An integrated circuit that maintains the vibration of the crystal and converts the mechanical vibration into an electrical signal. * **Compensation Network:** Internal capacitors and resistors used to stabilize the frequency against temperature fluctuations. * **Hermetic Metal Case:** A rugged enclosure filled with an inert gas (like Nitrogen) to prevent moisture from degrading the crystal. --- ### 4. Common Applications Due to its robust build, the MHO+34TGG-R is commonly found in: * **Avionics:** Cockpit instrumentation and flight control systems. * **Industrial Controls:** High-heat environments like engine sensors. * **Legacy Computing:** Maintenance of older military or telecommunication hardware requiring 14-pin DIP footprints.