MC100LVEL31D

Product Overview

• Category: Integrated Circuit
• Use: Logic Level Translator
• Characteristics: High-speed, low-voltage, differential input/output
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: Logic level translation between different voltage domains
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: -5.2V to -3.8V
• Input Voltage Range: -4.2V to -2V
• Output Voltage Range: -4.2V to -2V
• Propagation Delay: 1.6 ns typical, 2.5 ns maximum
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MC100LVEL31D has the following pin configuration:

1. VCCO: Output Supply Voltage
2. Q: Differential Output
3. /Q: Complementary Differential Output
4. GND: Ground
5. D: Differential Input
6. /D: Complementary Differential Input
7. VCC: Positive Supply Voltage
8. VEE: Negative Supply Voltage

Functional Features

• High-speed logic level translation between ECL (Emitter-Coupled Logic) and TTL (Transistor-Transistor Logic) levels
• Differential inputs and outputs for noise immunity
• Wide operating temperature range for versatile applications
• Low power consumption

Advantages and Disadvantages

Advantages

• Fast propagation delay allows for high-speed data transmission
• Wide supply voltage range enables compatibility with various systems
• Differential signaling provides noise immunity
• Small package size saves board space

Disadvantages

• Requires external biasing resistors for proper operation
• Limited voltage range for input and output signals

Working Principles

The MC100LVEL31D is designed to translate logic levels between ECL and TTL. It operates by converting the differential input signal from ECL levels to TTL levels and vice versa. The device utilizes internal circuitry to achieve fast propagation delay and accurate level translation.

Detailed Application Field Plans

The MC100LVEL31D can be used in various applications that require logic level translation between ECL and TTL domains. Some potential application fields include:

1. Telecommunications: Interface between ECL-based telecom systems and TTL-based peripheral devices.
2. Data Communication: Level translation between ECL-based data communication equipment and TTL-based controllers.
3. Industrial Automation: Integration of ECL and TTL logic in industrial control systems.
4. Test and Measurement: Conversion of logic levels in test equipment setups involving both ECL and TTL components.

Detailed and Complete Alternative Models

• MC100LVEL33D: Similar functionality with additional enable/disable feature
• MC100LVEL32D: Dual-channel version of MC100LVEL31D
• MC100LVEL34D: Quad-channel version of MC100LVEL31D

These alternative models offer similar logic level translation capabilities with slight variations in features and channel count.

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