Overview
The MC10ELT25DR2G is a differential ECL (Emitter-Coupled Logic) to TTL (Transistor-Transistor Logic) translator produced by onsemi. This device is designed to translate ECL signals to TTL levels, making it ideal for applications where space, performance, and low power consumption are critical. The MC10ELT25DR2G operates with a +5 V, −5.2 V (or −4.5 V) power supply and ground, and it is available in an 8-lead SOIC package.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Propagation Delay | 2.6 ns (Typical) | ns |
| Maximum Toggle Frequency | 100 MHz | MHz |
| TTL Output Current | 24 mA | mA |
| Operating Temperature Range | −40 to +85 | °C |
| Supply Voltages | VCC: 4.5 V to 5.5 V, VEE: −4.2 V to −5.7 V | V |
| Input Voltage Range | 0 to VEE | V |
| Output High Voltage | 2.4 V (Min) @ IOH = −3.0 mA | V |
| Output Low Voltage | 0.5 V (Max) @ IOL = 24 mA | V |
| Power Supply Current | 11 to 18 mA (ICCH), 13 to 18 mA (ICCL) | mA |
Key Features
- Flow Through Pinouts for easy PCB layout
- Internal Input 50 kΩ Pulldown Resistors
- Q Output defaults HIGH with inputs open or < 1.3 V
- Internally generated VBB reference voltage for single-ended inputs and AC coupled inputs
- Pb-Free, Halogen Free/BFR Free, and RoHS Compliant
- Temperature compensation in the 100 Series
Applications
The MC10ELT25DR2G is suitable for various high-speed digital applications, including:
- ECL clock distribution systems
- High-speed data transmission systems
- Interface between ECL and TTL logic circuits
- Systems requiring low power consumption and high performance
Q & A
- What is the primary function of the MC10ELT25DR2G?
The MC10ELT25DR2G is a differential ECL to TTL translator, converting ECL signals to TTL levels. - What are the required power supply voltages for the MC10ELT25DR2G?
The device requires a +5 V, −5.2 V (or −4.5 V) power supply and ground. - What is the typical propagation delay of the MC10ELT25DR2G?
The typical propagation delay is 2.6 ns. - What is the maximum toggle frequency of the MC10ELT25DR2G?
The maximum toggle frequency is 100 MHz. - What is the purpose of the VBB pin in the MC10ELT25DR2G?
The VBB pin provides an internally generated reference voltage for single-ended inputs and can rebias AC coupled inputs. - Is the MC10ELT25DR2G RoHS compliant?
Yes, the device is Pb-Free, Halogen Free/BFR Free, and RoHS Compliant. - What is the operating temperature range of the MC10ELT25DR2G?
The operating temperature range is −40 to +85°C. - What are the typical output high and low voltages of the MC10ELT25DR2G?
The output high voltage is typically 2.4 V at IOH = −3.0 mA, and the output low voltage is typically 0.5 V at IOL = 24 mA. - How does the Q output behave when inputs are open or below 1.3 V?
The Q output defaults HIGH when inputs are open or below 1.3 V. - What are some common applications of the MC10ELT25DR2G?
Common applications include ECL clock distribution systems, high-speed data transmission systems, and interfacing between ECL and TTL logic circuits.
