MC74LCX244DW

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics:
  • High-speed operation
  • Low power consumption
  • Wide voltage range compatibility
• Package: 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 Range: 2.0V to 3.6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 100 MHz
• Number of Channels: 8
• Input/Output Type: Non-Inverting

Detailed Pin Configuration

1. GND (Ground)
2. A1 (Input/Output 1)
3. B1 (Input/Output 2)
4. A2 (Input/Output 3)
5. B2 (Input/Output 4)
6. A3 (Input/Output 5)
7. B3 (Input/Output 6)
8. VCC (Supply Voltage)
9. OE (Output Enable)
10. B4 (Input/Output 7)
11. A4 (Input/Output 8)
12. B5 (Input/Output 9)
13. A5 (Input/Output 10)
14. B6 (Input/Output 11)
15. A6 (Input/Output 12)
16. B7 (Input/Output 13)
17. A7 (Input/Output 14)
18. B8 (Input/Output 15)
19. A8 (Input/Output 16)

Functional Features

• Logic level translation between 2.0V and 3.6V voltage domains
• Non-inverting buffer for bidirectional data transfer
• High-speed operation allows for efficient data transmission
• Low power consumption ensures energy efficiency

Advantages

• Wide voltage range compatibility enables interfacing between different logic families
• High-speed operation facilitates fast data transfer
• Low power consumption prolongs battery life in portable devices
• Small package size saves board space

Disadvantages

• Limited to 8 channels, may not be suitable for applications requiring more channels
• Requires external pull-up or pull-down resistors for proper operation

Working Principles

The MC74LCX244DW is a logic level translator that operates by receiving input signals from one voltage domain and translating them to the corresponding voltage levels of another domain. It utilizes non-inverting buffers to ensure bidirectional data transfer with minimal delay. The device operates within a specified supply voltage range and provides compatibility between different logic families.

Detailed Application Field Plans

1. Microcontroller interfacing with peripherals operating at different voltage levels
2. Communication interfaces between systems using different logic families
3. Level shifting in battery-powered devices to conserve power
4. Signal conditioning in mixed-signal circuits

Detailed and Complete Alternative Models

1. SN74LVC244A: Similar functionality, available in different package options
2. 74HCT244: Compatible with wider voltage range, but slower operation
3. CD74HC244: Higher speed operation, but limited voltage range compatibility

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