Overview
The MC100LVEP34DTG, produced by onsemi, is a low skew 2.5 V/3.3 V ECL ÷2, ÷4, ÷8 clock generation chip. This device is specifically designed for applications requiring precise clock generation with minimal skew. It features internal dividers that are synchronous to each other, ensuring that the common output edges are precisely aligned. The chip operates in both PECL (Positive ECL) and NECL (Negative ECL) modes and includes a synchronous enable/disable function and a master reset for synchronization of internal dividers.
Key Specifications
| Parameter | Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| VCC (PECL Mode) | VEE = 0 V | 2.375 | - | 3.8 | V |
| VEE (NECL Mode) | VCC = 0 V | -3.8 | - | -2.375 | V |
| Output-to-Output Skew | - | - | 35 | - | ps |
| Maximum Toggle Frequency | - | 2.8 | - | - | GHz |
| Propagation Delay (CLK to Q0, Q1, Q2) | - | 550 | 600 | 750 | ps |
| Operating Temperature Range | - | -40 | - | 85 | °C |
| Storage Temperature Range | - | -65 | - | 150 | °C |
Key Features
- Low Skew Clock Generation: The MC100LVEP34DTG ensures minimal skew between output clocks, making it ideal for high-speed applications.
- Synchronous Enable/Disable: The device features a synchronous enable/disable function to avoid runt clock pulses and maintain synchronization.
- Master Reset: A master reset input allows for the synchronization of internal dividers and multiple devices in a system.
- Temperature Compensation: The 100 Series includes temperature compensation to maintain performance across a range of temperatures.
- PECL and NECL Modes: The chip operates in both PECL and NECL modes, offering flexibility in different system designs.
- LVDS Input Compatibility: The device is compatible with LVDS inputs, enhancing its versatility.
- Pb-Free, Halogen Free/BFR Free, and RoHS Compliant: The MC100LVEP34DTG meets environmental standards for safe and sustainable use.
Applications
The MC100LVEP34DTG is suitable for various high-speed applications requiring precise clock generation, including:
- Telecommunications: For clock distribution and synchronization in high-speed telecommunication systems.
- Data Centers: To ensure synchronized clock signals in data center infrastructure.
- High-Speed Computing: For clock generation in high-performance computing systems.
- Networking Equipment: To provide synchronized clock signals in network routers, switches, and other equipment.
Q & A
- What is the primary function of the MC100LVEP34DTG?
The MC100LVEP34DTG is a low skew 2.5 V/3.3 V ECL ÷2, ÷4, ÷8 clock generation chip designed for precise clock generation applications.
- What are the operating voltage ranges for PECL and NECL modes?
In PECL mode, VCC ranges from 2.375 V to 3.8 V with VEE = 0 V. In NECL mode, VEE ranges from -3.8 V to -2.375 V with VCC = 0 V.
- What is the significance of the synchronous enable/disable function?
The synchronous enable/disable function prevents the generation of runt clock pulses and ensures that the internal dividers are enabled or disabled only when the internal clock is in the LOW state.
- How does the master reset function work?
The master reset input allows for the synchronization of the internal dividers and multiple devices in a system, ensuring that all outputs follow the clock rising edge after reset.
- What is the output-to-output skew of the MC100LVEP34DTG?
The output-to-output skew is 35 ps.
- What is the maximum toggle frequency of the device?
The maximum toggle frequency is 2.8 GHz.
- Is the MC100LVEP34DTG compatible with LVDS inputs?
Yes, the device is compatible with LVDS inputs.
- What are the environmental compliance standards met by the MC100LVEP34DTG?
The device is Pb-Free, Halogen Free/BFR Free, and RoHS Compliant.
- What is the operating temperature range of the MC100LVEP34DTG?
The operating temperature range is from -40°C to +85°C.
- What is the storage temperature range of the MC100LVEP34DTG?
The storage temperature range is from -65°C to +150°C.
