Overview
The MC100ELT21DG is a differential PECL (Positive ECL) to TTL translator produced by onsemi. This device is designed to operate with a single +5 V power supply and ground, making it ideal for applications where space, performance, and low power consumption are critical. The MC100ELT21DG is available in an 8-lead SOIC package and features a single gate, enhancing its suitability for compact and high-performance designs.
Key Specifications
| Characteristic | Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| VCC | PECL Power Supply | 4.75 | 5.0 | 5.25 | V |
| VIN | PECL Input Voltage | 0 | - | 6 | V |
| IBB | VBB Sink/Source | -0.5 | - | 0.5 | mA |
| TA | Operating Temperature Range | -40 | - | 85 | °C |
| Tstg | Storage Temperature Range | -65 | - | 150 | °C |
| VIH | Input HIGH Voltage (Single-Ended) | 3835 | 4120 | 4120 | mV |
| VIL | Input LOW Voltage (Single-Ended) | 3190 | 3525 | 3525 | mV |
| VOH | TTL Output HIGH Voltage | 2.4 | - | - | V |
| VOL | TTL Output LOW Voltage | 0.5 | - | - | V |
| tPLH/tPHL | Propagation Delay @ 1.5 V | 2.0 | 5.5 | 5.5 | ns |
Key Features
- 3.5 ns Typical Propagation Delay
- 24 mA TTL Output
- Flow Through Pinouts
- Operating Range: VCC = 4.75 V to 5.25 V with GND = 0 V
- Q Output Will Default LOW with Inputs Left Open or < 1.3 V
- Pb−Free, Halogen Free/BFR Free and RoHS Compliant
- Internally generated VBB reference voltage for single-ended input conditions and AC coupled inputs
Applications
The MC100ELT21DG is suitable for various high-speed digital applications, including:
- High-speed data transmission systems
- Telecommunication equipment
- Networking devices
- High-performance computing systems
- ECL to TTL interface applications
Q & A
- What is the primary function of the MC100ELT21DG?
The MC100ELT21DG is a differential PECL to TTL translator, converting PECL signals to TTL levels.
- What is the operating voltage range for the MC100ELT21DG?
The operating voltage range is from 4.75 V to 5.25 V.
- What is the typical propagation delay of the MC100ELT21DG?
The typical propagation delay is 3.5 ns.
- What is the purpose of the VBB pin in the MC100ELT21DG?
The VBB pin provides an internally generated reference voltage for single-ended input conditions and can rebias AC coupled inputs.
- Is the MC100ELT21DG RoHS compliant?
- What are the typical output currents for the TTL outputs?
The TTL outputs can source or sink up to 24 mA.
- What is the maximum toggle frequency of the MC100ELT21DG?
The maximum toggle frequency is 100 MHz.
- What are the thermal resistance values for the SOIC-8 package?
The thermal resistance (Junction-to-Ambient) is 190°C/W at 0 lfpm and 130°C/W at 500 lfpm.
- What is the storage temperature range for the MC100ELT21DG?
The storage temperature range is from -65°C to 150°C.
- What are some common applications for the MC100ELT21DG?
