MC100ELT25MNR4G

Product Overview

• Category: Integrated Circuit
• Use: Signal Translator
• Characteristics: High-speed, Differential PECL to TTL Translator
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: Translates high-speed differential signals between PECL (Positive Emitter-Coupled Logic) and TTL (Transistor-Transistor Logic) levels.
• Packaging/Quantity: Available in reels of 2500 units.

Specifications

• Supply Voltage: 3.0V to 5.5V
• Input Voltage Range (PECL): -2.375V to -3.8V
• Output Voltage Range (TTL): 0V to 3.3V
• Propagation Delay: 1.6ns typical at VCC = 5V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MC100ELT25MNR4G has the following pin configuration:

1. VCC - Supply Voltage
2. GND - Ground
3. Q - TTL Output
4. /Q - Complementary TTL Output
5. PECL_IN - PECL Input
6. PECL_IN* - Complementary PECL Input
7. VBB - Bias Voltage
8. VCC - Supply Voltage

Functional Features

• High-speed translation between PECL and TTL logic levels.
• Low propagation delay for fast signal conversion.
• Complementary outputs for improved noise immunity.
• Wide operating voltage range allows compatibility with various systems.
• Built-in bias voltage generator simplifies external circuitry requirements.

Advantages

• Enables seamless integration of PECL and TTL devices in mixed-signal systems.
• Fast signal translation minimizes timing issues and improves system performance.
• Complementary outputs enhance noise rejection, ensuring reliable data transmission.
• Wide operating voltage range provides flexibility in different power supply scenarios.
• Simplified bias voltage generation reduces external component count.

Disadvantages

• Limited to translation between PECL and TTL logic levels only.
• Requires careful consideration of signal integrity due to high-speed operation.
• Not suitable for applications requiring translation between other logic families.

Working Principles

The MC100ELT25MNR4G operates by receiving high-speed differential signals in PECL format through the PECLIN and PECLIN* pins. These signals are then translated into TTL logic levels at the Q and /Q outputs. The built-in bias voltage generator ensures proper signal level shifting and compatibility between the two logic families.

Detailed Application Field Plans

The MC100ELT25MNR4G is commonly used in applications where high-speed signal translation between PECL and TTL logic levels is required. Some typical application fields include:

1. Telecommunications: Interface between PECL-based communication systems and TTL-based control circuits.
2. Data Communication: Conversion of signals between PECL transceivers and TTL microcontrollers.
3. Test and Measurement: Signal translation in high-speed test equipment and data acquisition systems.
4. Industrial Automation: Integration of PECL sensors with TTL-based control units.

Detailed and Complete Alternative Models

1. MC100ELT23MNR4G: Similar to MC100ELT25MNR4G but with a different pin configuration.
2. MC100ELT24MNR4G: Provides additional features such as adjustable output voltage levels.
3. MC100ELT26MNR4G: Offers higher speed and lower propagation delay compared to MC100ELT25MNR4G.

These alternative models provide similar functionality to the MC100ELT25MNR4G but may have slight variations in pin configuration, features, or performance characteristics.

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