TC74LCX573FK(EL,K)

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Logic Level Shifter
• Characteristics: High-speed, low-voltage, octal D-type flip-flop with 3-state outputs
• Package: 20-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: The TC74LCX573FK(EL,K) is a versatile integrated circuit that provides level shifting functionality for digital signals. It can be used in various applications where voltage translation between different logic levels is required.
• Packaging/Quantity: Available in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

• Supply Voltage: 1.65V to 3.6V
• Logic Family: LCX (Low-Voltage CMOS)
• Number of Flip-Flops: 8 (Octal)
• Output Type: 3-state
• Propagation Delay: 2.5ns (max)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The TC74LCX573FK(EL,K) has a total of 20 pins, which are assigned specific functions as follows:

1. GND: Ground
2. D0: Data Input 0
3. D1: Data Input 1
4. D2: Data Input 2
5. D3: Data Input 3
6. D4: Data Input 4
7. D5: Data Input 5
8. D6: Data Input 6
9. D7: Data Input 7
10. OE: Output Enable
11. CP: Clock Pulse
12. LE: Latch Enable
13. Q0: Output 0
14. Q1: Output 1
15. Q2: Output 2
16. Q3: Output 3
17. Q4: Output 4
18. Q5: Output 5
19. Q6: Output 6
20. Q7: Output 7

Functional Features

• Provides level shifting capability for digital signals between different voltage domains.
• Supports bidirectional data flow with 3-state outputs.
• Offers latch enable functionality for synchronous operation.
• High-speed operation allows for efficient signal processing.
• Low-voltage CMOS technology ensures reduced power consumption.

Advantages and Disadvantages

Advantages

• Wide supply voltage range enables compatibility with various systems.
• 3-state outputs allow multiple devices to share a common bus.
• High-speed operation facilitates fast data transfer.
• Low-voltage CMOS technology reduces power consumption.

Disadvantages

• Limited number of flip-flops (8) may not be sufficient for complex applications requiring more storage elements.
• The TSSOP package may pose challenges in terms of soldering and handling for inexperienced users.

Working Principles

The TC74LCX573FK(EL,K) operates by receiving digital input signals and shifting their logic levels to match the desired output voltage domain. It utilizes flip-flops to store and synchronize data, allowing for controlled data transfer. The 3-state outputs enable multiple devices to share a common bus without interfering with each other's signals.

Detailed Application Field Plans

The TC74LCX573FK(EL,K) can be used in various applications, including:

1. Microcontroller interfacing: It can be employed to interface microcontrollers operating at different voltage levels.
2. Communication systems: The IC can facilitate level translation between different communication protocols, such as UART, SPI, or I2C.
3. Data acquisition systems: It can be utilized to interface sensors or analog-to-digital converters with microcontrollers operating at different voltage levels.
4. Industrial automation: The IC can be integrated into control systems to enable communication between devices operating at different logic levels.

Detailed and Complete Alternative Models

1. SN74LVC573A: Octal D-type flip-flop with 3-state outputs, compatible with a wide supply voltage range.
2. CD40174BE: Hex D-type flip-flop with 3-state outputs, suitable for level shifting applications.
3. MC74VHC573DW: Octal transparent latch with 3-state outputs, designed for high-speed operation.

These alternative models offer similar functionality to the TC74LCX573FK(EL,K) and can be considered as alternatives based on specific requirements.

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