SN74ABT861DW

Product Overview

• Category: Integrated Circuit
• Use: Logic Level Translator
• Characteristics: High-speed, low-power, bidirectional voltage translation
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Voltage level shifting between different logic families
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2.3V to 3.6V
• High-level Input Voltage (VIH): 2.0V to VCC + 0.5V
• Low-level Input Voltage (VIL): -0.5V to 0.8V
• High-level Output Voltage (VOH): VCC - 0.4V
• Low-level Output Voltage (VOL): 0.4V
• Maximum Operating Frequency: 100MHz

Detailed Pin Configuration

The SN74ABT861DW has a total of 20 pins, which are assigned as follows:

1. OE1 (Output Enable 1)
2. A1 (Input/Output A1)
3. B1 (Input/Output B1)
4. GND (Ground)
5. B2 (Input/Output B2)
6. A2 (Input/Output A2)
7. OE2 (Output Enable 2)
8. VCC (Supply Voltage)
9. B3 (Input/Output B3)
10. A3 (Input/Output A3)
11. OE3 (Output Enable 3)
12. B4 (Input/Output B4)
13. A4 (Input/Output A4)
14. OE4 (Output Enable 4)
15. B5 (Input/Output B5)
16. A5 (Input/Output A5)
17. OE5 (Output Enable 5)
18. B6 (Input/Output B6)
19. A6 (Input/Output A6)
20. GND (Ground)

Functional Features

• Bidirectional voltage translation between different logic families
• Supports voltage level shifting from 2.3V to 3.6V
• High-speed operation with a maximum frequency of 100MHz
• Low-power consumption for efficient energy usage
• Output enable control for selective data transmission

Advantages and Disadvantages

Advantages: - Enables seamless communication between different logic families - High-speed operation allows for quick data transfer - Low-power consumption reduces energy usage - Compact SOIC package for space-saving integration

Disadvantages: - Limited supply voltage range (2.3V to 3.6V) - May not be suitable for applications requiring higher operating frequencies

Working Principles

The SN74ABT861DW is designed to facilitate voltage level translation between different logic families. It operates by receiving input signals from one logic family and translating them to the appropriate voltage levels required by another logic family. The bidirectional nature of the device allows for seamless communication in both directions.

Detailed Application Field Plans

The SN74ABT861DW finds application in various fields, including:

1. Microcontroller interfacing: Facilitates communication between microcontrollers operating at different voltage levels.
2. Sensor networks: Enables voltage level translation between sensors and microcontrollers.
3. Industrial automation: Used in PLCs (Programmable Logic Controllers) to interface with different modules operating at different voltage levels.
4. Communication systems: Facilitates voltage level translation between different communication protocols, such as UART, SPI, and I2C.

Detailed and Complete Alternative Models

1. SN74LVC1T45DBVR: Unidirectional voltage level translator with a wide supply voltage range.
2. TXB0108PWR: Bidirectional voltage level translator with automatic direction sensing.
3. PCA9306DCUR: Dual bidirectional I2C-bus and SMBus voltage level translator.

These alternative models offer similar functionality to the SN74ABT861DW and can be considered as alternatives based on specific application requirements.

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