Overview
The MC100EP11DR2 is a 3.3V / 5V ECL (Emitter-Coupled Logic) 1:2 differential fanout buffer produced by onsemi. This device is part of the 100EP series and is known for its high-speed AC performance, making it ideal for applications requiring fast clock distribution. The MC100EP11DR2 is pin and functionally equivalent to the LVEL11 device but offers superior AC performance. It is designed to operate in both PECL (Positive ECL) and NECL (Negative ECL) modes, providing flexibility in various system designs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer | onsemi | |
| Part Number | MC100EP11DR2 | |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | |
| Mounting Type | Surface Mount | |
| Min Operating Temperature | -40°C | °C |
| Max Operating Temperature | 85°C | °C |
| Min Supply Voltage | 3V | V |
| Max Supply Voltage | 5.5V | V |
| Propagation Delay | 220 ps (Typical) | ps |
| Maximum Clock Frequency | > 3 GHz (Typical) | GHz |
| Input Conditioning | Differential | |
| Number of Outputs | 4 | |
| Ratio - Input:Output | 1:2 |
Key Features
- Differential 1:2 fanout buffer with high-speed AC performance
- Operates in both PECL and NECL modes
- Typical propagation delay of 220 ps
- Maximum clock frequency greater than 3 GHz
- Open input default state and safety clamp on inputs
- Q outputs default LOW with inputs open or at VEE
- Pb-free, halogen-free, and RoHS compliant packages available
- Internal input pulldown and pullup resistors for input conditioning
- ESD protection (Human Body Model > 4 kV, Machine Model > 200 V, Charged Device Model > 2 kV)
Applications
The MC100EP11DR2 is suitable for various high-speed applications requiring precise clock distribution, such as:
- Telecommunication systems
- Data communication equipment
- High-speed computing and networking devices
- Test and measurement instruments
- Other applications needing fast and reliable clock buffering
Q & A
- What is the primary function of the MC100EP11DR2?
The MC100EP11DR2 is a differential 1:2 fanout buffer, designed to distribute clock signals with high-speed AC performance.
- What are the operating voltage ranges for the MC100EP11DR2?
The device operates in PECL mode with VCC = 3.0 V to 5.5 V and VEE = 0 V, and in NECL mode with VCC = 0 V and VEE = -3.0 V to -5.5 V.
- What is the typical propagation delay of the MC100EP11DR2?
The typical propagation delay is 220 ps.
- What is the maximum clock frequency supported by the MC100EP11DR2?
The maximum clock frequency is greater than 3 GHz.
- Does the MC100EP11DR2 have ESD protection?
Yes, it has ESD protection with ratings of > 4 kV for the Human Body Model, > 200 V for the Machine Model, and > 2 kV for the Charged Device Model.
- What is the default state of the outputs when the inputs are open or at VEE?
The Q outputs will default LOW when the inputs are open or at VEE.
- Is the MC100EP11DR2 RoHS compliant?
Yes, the device is Pb-free, halogen-free, and RoHS compliant.
- What is the operating temperature range of the MC100EP11DR2?
The operating temperature range is from -40°C to 85°C.
- What type of package is the MC100EP11DR2 available in?
The device is available in an 8-SOIC package.
- Does the MC100EP11DR2 have internal input resistors?
Yes, it has internal input pulldown and pullup resistors for input conditioning.
