SN74LVC821ANSRE4

Product Overview

Category: Integrated Circuit (IC)
Use: Logic Gate
Characteristics: Low-Voltage CMOS, 10-Bit Bus Interface Flip-Flop with 3-State Outputs
Package: SOIC (Small Outline Integrated Circuit)
Essence: Flip-flop with bus interface and 3-state outputs
Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

Supply Voltage Range: 1.65V to 5.5V
High-Level Input Voltage: 2V to VCC + 0.5V
Low-Level Input Voltage: -0.5V to 0.8V
High-Level Output Voltage: 2.4V (min) at IOH = -12mA
Low-Level Output Voltage: 0.4V (max) at IOL = 12mA
Maximum Operating Frequency: 200MHz
Propagation Delay Time: 3.7ns (typical)
Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The SN74LVC821ANSRE4 has a total of 20 pins. The pin configuration is as follows:

GND (Ground)
D0 (Data Input Bit 0)
D1 (Data Input Bit 1)
D2 (Data Input Bit 2)
D3 (Data Input Bit 3)
D4 (Data Input Bit 4)
D5 (Data Input Bit 5)
D6 (Data Input Bit 6)
D7 (Data Input Bit 7)
CLK (Clock Input)
OE (Output Enable)
Q0 (Flip-Flop Output Bit 0)
Q1 (Flip-Flop Output Bit 1)
Q2 (Flip-Flop Output Bit 2)
Q3 (Flip-Flop Output Bit 3)
Q4 (Flip-Flop Output Bit 4)
Q5 (Flip-Flop Output Bit 5)
Q6 (Flip-Flop Output Bit 6)
Q7 (Flip-Flop Output Bit 7)
VCC (Supply Voltage)

Functional Features

The SN74LVC821ANSRE4 is a 10-bit bus interface flip-flop with 3-state outputs. It operates at low voltage levels and is designed using CMOS technology. The device can be used to store and transfer data in digital systems. It features a clock input for synchronizing the data transfer and an output enable pin to control the state of the outputs.

Advantages and Disadvantages

Advantages: - Low-voltage operation allows for compatibility with various digital systems. - 3-state outputs provide flexibility in connecting multiple devices to a common bus. - High operating frequency enables fast data transfer. - Small package size (SOIC) makes it suitable for space-constrained applications.

Disadvantages: - Limited supply voltage range may restrict its use in certain systems. - Propagation delay time may affect timing-sensitive applications.

Working Principles

The SN74LVC821ANSRE4 operates based on the principles of flip-flops and bus interfaces. When the clock input (CLK) receives a rising edge, the data present at the input pins (D0-D7) is latched and stored in the flip-flops. The stored data can then be accessed through the output pins (Q0-Q7). The output enable (OE) pin controls whether the outputs are active or in a high-impedance state.

Detailed Application Field Plans

The SN74LVC821ANSRE4 can be used in various digital systems and applications, including: - Microcontrollers - Data storage devices - Communication systems - Industrial automation - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the SN74LVC821ANSRE4 include: - SN74LVC823ANSRE4 - SN74LVC824ANSRE4 - SN74LVC825ANSRE4 - SN74LVC826ANSRE4

These models have different pin configurations and package options but provide similar features and performance.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SN74LVC821ANSRE4 v technických řešeních

Sure! Here are 10 common questions and answers related to the application of SN74LVC821ANSRE4:

Q: What is SN74LVC821ANSRE4? A: SN74LVC821ANSRE4 is a specific type of integrated circuit (IC) that functions as an 8-bit D-type flip-flop with 3-state outputs.
Q: What are the key features of SN74LVC821ANSRE4? A: Some key features include low voltage operation, high-speed performance, 3-state outputs, and compatibility with various logic families.
Q: What is the operating voltage range for SN74LVC821ANSRE4? A: The operating voltage range is typically between 1.65V and 5.5V.
Q: How can SN74LVC821ANSRE4 be used in technical solutions? A: It can be used for various applications such as data storage, address latching, and general-purpose register functions in digital systems.
Q: What is the maximum clock frequency supported by SN74LVC821ANSRE4? A: The maximum clock frequency is typically around 100 MHz.
Q: Can SN74LVC821ANSRE4 handle bidirectional data flow? A: No, it is a unidirectional device and can only handle data flow in one direction.
Q: Does SN74LVC821ANSRE4 have any built-in protection features? A: Yes, it has built-in ESD (electrostatic discharge) protection to prevent damage from static electricity.
Q: What is the power supply current requirement for SN74LVC821ANSRE4? A: The power supply current typically ranges from a few microamps to a few milliamps, depending on the operating conditions.
Q: Can SN74LVC821ANSRE4 be used in high-temperature environments? A: Yes, it has a wide temperature range and can operate reliably at temperatures up to 125°C.
Q: Are there any specific precautions to consider when using SN74LVC821ANSRE4? A: It is important to follow the recommended operating conditions, handle the IC properly to avoid static discharge, and ensure proper decoupling capacitors are used for stable operation.

Please note that these answers are general and may vary based on the specific application and requirements. Always refer to the datasheet and consult with technical experts for accurate information.