74AHC245BQ,115

Product Overview

Category

The 74AHC245BQ,115 belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used for level shifting and voltage translation applications.

Characteristics

• High-speed CMOS technology
• Wide operating voltage range: 2 V to 5.5 V
• 8-bit bidirectional voltage-level translator
• Non-inverting outputs
• Schmitt-trigger action on all inputs
• Low power consumption
• ESD protection: HBM JESD22-A114E exceeds 2000 V

Package

The 74AHC245BQ,115 is available in a standard SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of this product lies in its ability to provide bidirectional voltage-level translation between different logic levels.

Packaging/Quantity

The 74AHC245BQ,115 is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply Voltage Range: 2 V to 5.5 V
• Input Voltage Range: GND to VCC
• Output Voltage Range: GND to VCC
• Operating Temperature Range: -40°C to +125°C
• Input Capacitance: 3.5 pF
• Output Capacitance: 6 pF
• Propagation Delay: 7 ns (max)
• Output Current: ±8 mA

Detailed Pin Configuration

The 74AHC245BQ,115 has a total of 20 pins, which are assigned as follows:

1. OE (Output Enable) - Output Enable Input
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
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
20. DIR (Direction) - Direction Control Input

Functional Features

• Bidirectional voltage-level translation between different logic levels
• Non-inverting outputs for direct compatibility with various systems
• Schmitt-trigger action on all inputs for improved noise immunity
• Output enable input for easy control of the direction and flow of data

Advantages and Disadvantages

Advantages

• High-speed operation
• Wide operating voltage range
• Low power consumption
• ESD protection for enhanced reliability
• Easy to use and integrate into existing systems

Disadvantages

• Limited output current capacity
• Requires careful consideration of voltage level compatibility

Working Principles

The 74AHC245BQ,115 operates by receiving data inputs from one set of pins and translating them to a different logic level on another set of pins. The direction of data flow is controlled by the DIR pin, while the OE pin enables or disables the outputs. The IC utilizes CMOS technology and incorporates Schmitt-trigger action on all inputs for improved noise immunity.

Detailed Application Field Plans

The 74AHC245BQ,115 finds applications in various fields, including:

1. Microcontroller interfacing
2. Level shifting in mixed voltage systems
3. Data communication between different logic families
4. Signal buffering and isolation

Detailed and Complete Alternative Models

Some alternative models that provide similar functionality to the 74AHC245BQ,115 include:

1. SN74LVC245A - Texas Instruments
2. CD74HCT245 - Texas Instruments
3. MC74VHC245 - ON Semiconductor
4. 74LVCH245A - Nexperia
5. TC74VHC245FT - Toshiba

These alternative models offer comparable features and can be considered as substitutes based on specific requirements.

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