74LVCH245ADB,112

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Level Shifter/Transceiver
• Characteristics: High-speed, low-power, bidirectional voltage level translation
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Translates signals between different voltage levels in digital systems
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.2V to 3.6V
• High-Level Input Voltage: 2.0V to VCC + 0.5V
• Low-Level Input Voltage: -0.5V to 0.8V
• High-Level Output Voltage: VCC - 0.5V
• Low-Level Output Voltage: 0.5V
• Maximum Operating Frequency: 400 MHz

Detailed Pin Configuration

The 74LVCH245ADB,112 IC has a total of 20 pins. The pin configuration is as follows:

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

Functional Features

• Bidirectional voltage level translation between two different voltage domains
• Supports both 3.3V and 1.8V logic levels
• High-speed operation with a maximum frequency of 400 MHz
• Low power consumption
• Output enable control for disabling the outputs when not in use
• Direction control for selecting the data flow direction

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems - High-speed operation enables efficient data transfer - Low power consumption helps in reducing overall system power requirements - Bidirectional functionality simplifies circuit design

Disadvantages: - Limited to voltage level translation between two specific voltage domains - May require additional components for voltage level shifting in certain applications

Working Principles

The 74LVCH245ADB,112 is a bidirectional level shifter/transceiver IC that translates signals between two different voltage domains. It operates by using a combination of MOSFETs and CMOS technology to achieve high-speed and low-power voltage level translation. The direction of data flow is controlled by the DIR pin, while the OE pin enables or disables the outputs.

Detailed Application Field Plans

The 74LVCH245ADB,112 IC finds applications in various digital systems where voltage level translation is required. Some common application fields include: - Communication systems - Microcontrollers - Memory interfaces - Industrial automation - Consumer electronics

Detailed and Complete Alternative Models

• SN74LVC245A: Similar bidirectional level shifter/transceiver IC from Texas Instruments
• MC74LVX245: Octal bus transceiver IC from ON Semiconductor
• CD74HCT245: High-speed CMOS logic level shifter IC from Texas Instruments
• 74HCT245: Octal bus transceiver IC from NXP Semiconductors

(Note: The above list is not exhaustive and there are several other alternative models available in the market.)

This entry provides an overview of the 74LVCH245ADB,112 IC, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.