SN74ACT533NSR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics: High-speed, low-power consumption
• Package: 20-pin small-outline integrated circuit (SOIC)
• Essence: Translates logic levels between different voltage domains
• Packaging/Quantity: Tape and reel packaging, 2500 units per reel

Specifications

• Supply Voltage Range: 2 V to 6 V
• Input Voltage Range: 0 V to VCC
• Output Voltage Range: 0 V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 5.8 ns (typical)
• Maximum Operating Frequency: 100 MHz

Detailed Pin Configuration

1. GND (Ground)
2. A1 (Input A1)
3. B1 (Input B1)
4. Y1 (Output Y1)
5. A2 (Input A2)
6. B2 (Input B2)
7. Y2 (Output Y2)
8. GND (Ground)
9. OE (Output Enable)
10. LE (Latch Enable)
11. D1 (Data Input D1)
12. D2 (Data Input D2)
13. GND (Ground)
14. VCC (Supply Voltage)
15. Y3 (Output Y3)
16. A3 (Input A3)
17. B3 (Input B3)
18. Y4 (Output Y4)
19. A4 (Input A4)
20. B4 (Input B4)

Functional Features

• Bi-directional level translation between two voltage domains
• Non-inverting outputs
• 3-state outputs for bus-oriented applications
• Latch enable input for storing data
• Output enable input for controlling the output state

Advantages

• High-speed operation allows for efficient data transfer
• Low-power consumption helps in reducing energy usage
• Wide supply voltage range enables compatibility with various systems
• 3-state outputs facilitate bus sharing and reduce conflicts

Disadvantages

• Limited number of input/output channels (4 channels)
• Not suitable for applications requiring level translation between more than two voltage domains

Working Principles

The SN74ACT533NSR is a logic level translator IC that operates by converting logic levels between different voltage domains. It uses a combination of CMOS and TTL technologies to achieve high-speed operation and low-power consumption. The device features non-inverting outputs, which maintain the same logic polarity as the inputs. It also includes latch enable and output enable inputs, allowing for data storage and control over the output state.

Detailed Application Field Plans

The SN74ACT533NSR is commonly used in various applications where logic level translation is required. Some of the typical application fields include:

1. Microcontroller interfacing: The IC can be used to interface microcontrollers operating at different voltage levels, enabling seamless communication between them.
2. Communication systems: It can be employed in communication systems to translate logic levels between different components, such as sensors, actuators, and display modules.
3. Industrial automation: The IC finds utility in industrial automation systems, where it facilitates the exchange of signals between devices operating at different voltage domains.
4. Automotive electronics: It can be utilized in automotive electronics to bridge the gap between different voltage levels present in various subsystems, ensuring proper signal transmission.

Detailed and Complete Alternative Models

1. SN74LVC1T45DBVR: Single-bit dual-supply bus transceiver with configurable voltage translation and 3-state outputs.
2. TXB0108PWR: 8-bit bidirectional voltage-level translator with automatic direction sensing and 3-state outputs.
3. PCA9306DCUR: Dual bidirectional I2C-bus and SMBus voltage-level translator with automatic direction sensing.

These alternative models offer similar functionality to the SN74ACT533NSR and can be considered as alternatives based on specific application requirements.

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