MC100LVEL34DTG

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics: High-speed, low-voltage, differential PECL to TTL translator
• Package: 8-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: Translates signals between PECL (Positive Emitter-Coupled Logic) and TTL (Transistor-Transistor Logic) voltage levels
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage Range: -4.2V to -5.7V (PECL), 3.0V to 5.5V (TTL)
• Input Voltage Range: -4.2V to -5.7V (PECL), 0V to 5.5V (TTL)
• Output Voltage Range: 0V to 5.5V (TTL)
• Maximum Input Clock Frequency: 1.5 GHz
• Propagation Delay: 400 ps (typical)

Detailed Pin Configuration

1. VCC (Power Supply)
2. GND (Ground)
3. Qn (Negative TTL Output)
4. Qp (Positive TTL Output)
5. /Qp (Complementary Positive TTL Output)
6. /Qn (Complementary Negative TTL Output)
7. PECL_IN (PECL Input)
8. PECL_OUT (PECL Output)

Functional Features

• Bi-directional translation between PECL and TTL logic levels
• High-speed operation with a maximum input clock frequency of 1.5 GHz
• Low-voltage operation compatible with modern TTL logic families
• Differential inputs and outputs for noise immunity
• Complementary outputs for ease of use in various applications

Advantages

• Enables seamless integration of PECL and TTL devices in mixed-signal systems
• High-speed operation allows for efficient data transfer between different logic families
• Low-voltage compatibility ensures compatibility with modern TTL-based systems
• Differential signaling provides improved noise immunity and signal integrity

Disadvantages

• Limited to translation between PECL and TTL logic levels, not compatible with other logic families
• Requires careful consideration of power supply voltages to ensure proper operation

Working Principles

The MC100LVEL34DTG is a logic level translator that facilitates the conversion of signals between PECL and TTL voltage levels. It operates by receiving differential PECL input signals through the PECL_IN pin and translating them into corresponding TTL output signals on the Qn, Qp, /Qn, and /Qp pins. Similarly, it can also translate TTL input signals into PECL output signals.

The device utilizes internal circuitry to perform the necessary level shifting and signal conditioning, ensuring accurate and reliable translation between the two logic families. The high-speed operation of the MC100LVEL34DTG enables efficient data transfer between PECL and TTL devices.

Detailed Application Field Plans

The MC100LVEL34DTG finds applications in various fields where the translation between PECL and TTL logic levels is required. Some common application areas include: - Telecommunications equipment - Data communication systems - Networking devices - Test and measurement instruments - Industrial automation systems

Detailed and Complete Alternative Models

• MC100LVEL33DTG: Similar to MC100LVEL34DTG but with a different pin configuration
• MC100LVEL35DTG: Similar to MC100LVEL34DTG but with additional features
• MC100LVEL36DTG: Logic level translator with extended voltage range

Note: This list is not exhaustive, and there may be other alternative models available from the manufacturer.

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