74LVT573BQ,115

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Logic Level Shifter
• Characteristics: Low Voltage, Bi-directional, Octal D-type Flip-Flop with 3-State Outputs
• Package: TSSOP-20
• Essence: This IC is designed to shift logic levels between different voltage domains in digital systems.
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage Range: 1.2V to 3.6V
• High-Level Input Voltage: 2V to VCC + 0.3V
• Low-Level Input Voltage: -0.3V to 0.8V
• High-Level Output Voltage: 2.4V (min), VCC (max)
• Low-Level Output Voltage: 0V (max), 0.4V (min)
• Maximum Operating Frequency: 200MHz
• Propagation Delay Time: 3.5ns (max)

Detailed Pin Configuration

The 74LVT573BQ,115 IC has a total of 20 pins. The pin configuration is 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 (Flip-Flop Output 0)
14. Q1 (Flip-Flop Output 1)
15. Q2 (Flip-Flop Output 2)
16. Q3 (Flip-Flop Output 3)
17. Q4 (Flip-Flop Output 4)
18. Q5 (Flip-Flop Output 5)
19. Q6 (Flip-Flop Output 6)
20. VCC (Supply Voltage)

Functional Features

• Bi-directional level shifting: Allows bidirectional data transfer between different voltage domains.
• Octal D-type flip-flop: Provides eight individual flip-flops for storing and transferring data.
• 3-state outputs: Enables the outputs to be in a high-impedance state when not enabled, allowing multiple devices to share a common bus.

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various digital systems. - High operating frequency enables fast data transfer. - Bi-directional capability simplifies interfacing between different voltage domains.

Disadvantages: - Limited number of flip-flops (8) compared to larger ICs available in the market. - Propagation delay time may affect timing-sensitive applications.

Working Principles

The 74LVT573BQ,115 is based on CMOS technology and operates by shifting logic levels between different voltage domains. It uses D-type flip-flops to store and transfer data. The IC can be controlled using clock pulses and latch enable signals. When the output enable signal is active, the outputs are driven to their corresponding input values. Otherwise, the outputs are in a high-impedance state.

Detailed Application Field Plans

The 74LVT573BQ,115 is commonly used in digital systems where there is a need to interface between different voltage domains. Some specific application areas include:

1. Microcontroller interfacing: Allows communication between microcontrollers operating at different voltage levels.
2. Memory modules: Facilitates data transfer between memory chips with varying voltage requirements.
3. Communication systems: Enables level shifting in serial communication interfaces like UART, SPI, and I2C.
4. Industrial automation: Used in control systems to interface between different voltage logic circuits.

Detailed and Complete Alternative Models

Some alternative models that serve similar functions to the 74LVT573BQ,115 include:

1. SN74LVC573A: Octal D-type flip-flop with 3-state outputs, available in SOIC-20 package.
2. MC74LVX573: Low-voltage octal transparent latch with 3-state outputs, available in TSSOP-20 package.
3. CD74HCT573: High-speed CMOS octal transparent latch with 3-state outputs, available in PDIP-20 package.

These alternative models offer similar functionality but may have variations in voltage range, speed, and package options.

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