SN74ABT841ADBR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics:
  • High-speed, low-power CMOS technology
  • Wide voltage translation range
  • Bidirectional level shifting capability
  • 20-pin SSOP package
• Essence: The SN74ABT841ADBR is a logic level translator IC that allows bidirectional voltage translation between different voltage levels.
• Packaging/Quantity: The SN74ABT841ADBR is available in a 20-pin SSOP package and is typically sold in reels of 2500 units.

Specifications

• Supply Voltage Range: 2.3V to 3.6V
• Input Voltage Range (A Port): 0V to VCCA + 0.5V
• Input Voltage Range (B Port): 0V to VCCB + 0.5V
• Output Voltage Range (A Port): 0V to VCCA + 0.5V
• Output Voltage Range (B Port): 0V to VCCB + 0.5V
• Maximum Data Rate: 100Mbps
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The SN74ABT841ADBR has a total of 20 pins. Here is the detailed pin configuration:

1. OE1 (Output Enable 1)
2. A1 (Input/Output A1)
3. B1 (Input/Output B1)
4. GND (Ground)
5. A2 (Input/Output A2)
6. B2 (Input/Output B2)
7. VCCA (Voltage Supply for Side A)
8. A3 (Input/Output A3)
9. B3 (Input/Output B3)
10. VCCB (Voltage Supply for Side B)
11. A4 (Input/Output A4)
12. B4 (Input/Output B4)
13. OE2 (Output Enable 2)
14. A5 (Input/Output A5)
15. B5 (Input/Output B5)
16. GND (Ground)
17. A6 (Input/Output A6)
18. B6 (Input/Output B6)
19. VCCA (Voltage Supply for Side A)
20. A7 (Input/Output A7)

Functional Features

• Bidirectional voltage translation between two different voltage levels
• High-speed operation with low power consumption
• Automatic direction control based on the input signal level
• Output enable control for disabling the outputs when not needed
• ESD protection on all inputs and outputs

Advantages and Disadvantages

Advantages: - Wide voltage translation range allows compatibility between different logic families - High-speed operation enables efficient data transfer - Low power consumption for energy-efficient applications - ESD protection ensures robustness against electrostatic discharge

Disadvantages: - Limited maximum data rate of 100Mbps may not be suitable for high-speed applications requiring faster data transfer - Operating temperature range of -40°C to 85°C may restrict usage in extreme temperature environments

Working Principles

The SN74ABT841ADBR utilizes a combination of CMOS technology and level shifting circuitry to achieve bidirectional voltage translation. The input signals from one voltage domain are translated to the corresponding voltage level in the other domain, allowing seamless communication between devices operating at different voltage levels. The direction of translation is automatically controlled based on the input signal level, eliminating the need for external control signals.

Detailed Application Field Plans

The SN74ABT841ADBR can be used in various applications that require voltage translation between different logic families or voltage domains. Some potential application fields include:

1. Microcontroller interfacing with different voltage peripherals
2. Communication interfaces between devices operating at different voltage levels
3. Level shifting in mixed-voltage systems
4. Signal conversion between legacy and modern logic families

Detailed and Complete Alternative Models

• SN74ABT841ADB
• SN74ABT841ADBRG4
• SN74ABT841ADBRG4-EP

These alternative models offer similar functionality and characteristics to the SN74ABT841ADBR, providing options for different package types or extended temperature ranges.

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