SN74HC245APWR

Product Overview

Category

SN74HC245APWR belongs to the category of integrated circuits (ICs).

Use

This product is commonly used for signal level shifting and voltage translation in various electronic applications.

Characteristics

• High-speed CMOS technology
• 8-bit bidirectional voltage-level translator
• Wide operating voltage range: 2 V to 6 V
• Low power consumption
• Schmitt-trigger inputs for noise immunity
• ESD protection on all inputs and outputs

Package

SN74HC245APWR is available in a TSSOP (Thin Shrink Small Outline Package) package.

Essence

The essence of SN74HC245APWR lies in its ability to facilitate seamless communication between devices operating at different voltage levels.

Packaging/Quantity

This product is typically packaged in reels, with each reel containing a specific quantity of SN74HC245APWR ICs. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Supply Voltage Range: 2 V to 6 V
• Input Voltage Range: GND to VCC
• Output Voltage Range: GND to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 10 ns (max)
• Output Drive Capability: ±24 mA

Detailed Pin Configuration

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

Functional Features

• Bidirectional voltage-level translation between two independent buses
• Automatic direction control based on the direction of data flow
• Non-inverting outputs for both input and output data
• High-speed operation suitable for various applications
• ESD protection to prevent damage from electrostatic discharge

Advantages and Disadvantages

Advantages

• Wide operating voltage range allows compatibility with different systems
• Low power consumption for energy-efficient designs
• Schmitt-trigger inputs provide noise immunity
• ESD protection ensures reliability in harsh environments

Disadvantages

• Limited number of bidirectional channels (8-bit)

Working Principles

SN74HC245APWR operates by receiving input signals from one bus and translating them to the appropriate voltage level for another bus. The direction of data flow is automatically determined based on the control signal applied to the OE pin. The non-inverting outputs ensure that the translated data maintains its original logic state.

Detailed Application Field Plans

SN74HC245APWR finds applications in various fields, including:

1. Microcontroller interfacing
2. Communication systems
3. Industrial automation
4. Robotics
5. Automotive electronics
6. Consumer electronics

In microcontroller interfacing, this IC enables communication between microcontrollers operating at different voltage levels. In communication systems, it facilitates signal level shifting between different modules. In industrial automation and robotics, it helps interface sensors and actuators with control systems. In automotive electronics, it enables voltage translation in vehicle communication networks. In consumer electronics, it is used for level conversion in devices such as smartphones and tablets.

Detailed and Complete Alternative Models

1. SN74LVC245APWR
2. SN74LVCH245APWR
3. SN74AHC245PWR
4. SN74AHCT245PWR
5. SN74HCT245PWR

These alternative models offer similar functionality and characteristics to SN74HC245APWR, but may have slight differences in terms of operating voltage range, speed, or package type.

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