Encyclopedia Entry: 74ABT573CPC

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Logic Level Shifter and Latch
• Characteristics: High-speed, low-power consumption, latch functionality
• Package: Plastic Dual In-Line Package (PDIP)
• Essence: The 74ABT573CPC is a digital logic level shifter and latch integrated circuit that allows for the bidirectional transfer of data between two different voltage domains.
• Packaging/Quantity: Available in tubes or reels, with varying quantities depending on the supplier.

Specifications

• Supply Voltage: 4.5V to 5.5V
• Input Voltage Levels: Compatible with both TTL and CMOS logic levels
• Output Voltage Levels: Compatible with both TTL and CMOS logic levels
• Operating Temperature Range: -40°C to +85°C
• Latch Type: Transparent D-type latch with 3-state outputs
• Latch Enable: Active-high input for controlling the latch operation
• Data Transfer Direction: Bidirectional

Detailed Pin Configuration

The 74ABT573CPC has a total of 20 pins, which are assigned specific functions as follows:

1. Pin 1: Data Input (D0)
2. Pin 2: Data Input (D1)
3. Pin 3: Data Input (D2)
4. Pin 4: Data Input (D3)
5. Pin 5: Data Input (D4)
6. Pin 6: Data Input (D5)
7. Pin 7: Data Input (D6)
8. Pin 8: Data Input (D7)
9. Pin 9: Latch Enable (LE)
10. Pin 10: Output Enable (OE)
11. Pin 11: Data Output (Q0)
12. Pin 12: Data Output (Q1)
13. Pin 13: Data Output (Q2)
14. Pin 14: Data Output (Q3)
15. Pin 15: Data Output (Q4)
16. Pin 16: Data Output (Q5)
17. Pin 17: Data Output (Q6)
18. Pin 18: Data Output (Q7)
19. Pin 19: Ground (GND)
20. Pin 20: Supply Voltage (VCC)

Functional Features

• Bidirectional data transfer between two voltage domains
• Transparent latch functionality for holding and transferring data
• High-speed operation suitable for applications requiring fast data transfer
• Low-power consumption, making it energy-efficient
• 3-state outputs allow for easy bus sharing and connection to multiple devices

Advantages and Disadvantages

Advantages: - Enables seamless communication between different voltage domains - Provides latch functionality for holding and transferring data - High-speed operation allows for efficient data transfer - Low-power consumption helps conserve energy - 3-state outputs facilitate bus sharing and connection to multiple devices

Disadvantages: - Limited to a specific package type (PDIP) - Requires careful consideration of voltage compatibility with connected devices

Working Principles

The 74ABT573CPC operates by receiving data inputs from one voltage domain and transferring them to another voltage domain bidirectionally. The transparent latch feature allows the device to hold and transfer data based on the state of the latch enable input. When the latch enable input is high, the data inputs are transferred to the outputs. Conversely, when the latch enable input is low, the outputs retain their previous state.

Detailed Application Field Plans

The 74ABT573CPC finds applications in various fields where bidirectional data transfer between different voltage domains is required. Some common application areas include: - Microcontroller interfacing - Data communication systems - Industrial automation - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

• 74ABT573D: Surface Mount Package (SOIC)
• 74ABT573N: Plastic Dual In-Line Package (PDIP)
• 74ABT573DB: Plastic Dual In-Line Package (PDIP) with extended temperature range

These alternative models offer similar functionality to the 74ABT573CPC but may differ in package type or operating temperature range.

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