Based on your inquiry, the part number **M7S33TCJ-R** refers to a high-performance **Crystal Oscillator** manufactured by **TXC Corporation**. Specifically, this is part of the 7S series, designed for high-frequency and low-jitter applications. Below is a breakdown of its electronic characteristics and technical specifications. --- ## 1. General Specifications The M7S33TCJ-R is a Surface Mount Device (SMD) CMOS output crystal oscillator. It is commonly used in networking, telecommunications, and industrial computing. | Parameter | Detail | | :--- | :--- | | **Manufacturer** | TXC Corporation | | **Package Type** | SMD 7.0 x 5.0 mm (6 pads) | | **Output Type** | CMOS / LVCMOS | | **Supply Voltage (Vdd)** | 3.3V (Typical) | | **Mounting Type** | Surface Mount | | **Standard Frequency** | Varies by sub-model (commonly used for 100MHz+) | --- ## 2. Part Number Breakdown (M7S33TCJ-R) The nomenclature for TXC oscillators typically follows a specific structure. Here is how the M7S series is generally decoded: * **M7S**: Refers to the product series (7.0x5.0mm CMOS Oscillator). * **33**: Indicates the operating voltage, in this case, **3.3V**. * **TCJ**: This suffix usually designates the frequency stability and operating temperature range (e.g., ±25ppm or ±50ppm). * **-R**: Indicates that the part is compliant with **RoHS** (Restriction of Hazardous Substances) and is provided in **Tape & Reel** packaging. --- ## 3. Key Electronic Characteristics ### Electrical Performance * **Low Phase Jitter:** Designed to meet the requirements of high-speed data transmission (often <1ps). * **Tri-State Function:** Includes an Enable/Disable pin (OE) on Pad 1, allowing the output to go into a high-impedance state to save power. * **Output Load:** Typically rated for a 15pF load. ### Environmental & Physical * **Operating Temperature:** Generally supports -40°C to +85°C (Industrial Grade). * **Hermetic Sealing:** Uses a seam-sealed ceramic package to ensure long-term reliability and aging stability. --- ## 4. Typical Pin Configuration (6-Pad) The "7S" series in this package size usually follows this pinout: | Pin # | Function | Description | | :--- | :--- | :--- | | **1** | OE or NC | Output Enable (High = Active, Low = High Z) | | **2** | NC | No Connection | | **3** | GND | Ground Connection | | **4** | Output | CMOS Output Signal | | **5** | NC | No Connection | | **6** | Vdd | Supply Voltage (3.3V) | --- ## 5. Common Applications Due to its stability and 3.3V operation, this component is found in: * **Fiber Channel & Ethernet:** For timing in switches and routers. * **Storage Area Networks (SAN):** High-speed data retrieval. * **Microprocessors:** Providing a clean clock source for CPUs and FPGAs.