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74ALVCH16821DL,512
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Encyclopedia Entry: 74ALVCH16821DL,512

Product Overview

Category

The 74ALVCH16821DL,512 belongs to the category of integrated circuits (ICs) and specifically falls under the family of advanced low-voltage CMOS (ALVCH) devices.

Use

This IC is primarily used for data storage and transfer applications in digital systems. It serves as a high-performance 20-bit universal bus driver with 3-state outputs.

Characteristics

  • Low-voltage operation: The 74ALVCH16821DL,512 operates at a low voltage range of 1.65V to 3.6V, making it suitable for battery-powered devices.
  • High-speed performance: With a maximum propagation delay of 2.5ns, this IC ensures efficient data transmission.
  • 3-state outputs: The 74ALVCH16821DL,512 features 3-state outputs, allowing multiple devices to share a common bus without interference.
  • ESD protection: This IC incorporates electrostatic discharge (ESD) protection, safeguarding it against potential damage during handling or operation.

Package and Quantity

The 74ALVCH16821DL,512 is available in a small-outline package (SO) with 56 pins. It is typically sold in reels or tubes, with a standard quantity of 2500 units per reel.

Specifications

  • Supply Voltage Range: 1.65V to 3.6V
  • Input/Output Voltage Range: 0V to VCC
  • Maximum Propagation Delay: 2.5ns
  • Operating Temperature Range: -40°C to +85°C
  • Input Capacitance: 4pF (typical)
  • Output Capacitance: 8pF (typical)

Pin Configuration

The 74ALVCH16821DL,512 IC has a total of 56 pins. The pin configuration is as follows:

+---------------------+ OE1 -|1 56|- VCC GND -|2 55|- OE2 A0 -|3 54|- B0 A1 -|4 53|- B1 A2 -|5 52|- B2 A3 -|6 51|- B3 A4 -|7 50|- B4 A5 -|8 49|- B5 A6 -|9 48|- B6 A7 -|10 47|- B7 A8 -|11 46|- B8 A9 -|12 45|- B9 A10 -|13 44|- B10 A11 -|14 43|- B11 A12 -|15 42|- B12 A13 -|16 41|- B13 A14 -|17 40|- B14 A15 -|18 39|- B15 A16 -|19 38|- B16 A17 -|20 37|- B17 A18 -|21 36|- B18 A19 -|22 35|- B19 A20 -|23 34|- B20 A21 -|24 33|- B21 A22 -|25 32|- B22 A23 -|26 31|- B23 A24 -|27 30|- B24 A25 -|28 29|- B25 +---------------------+

Functional Features

The 74ALVCH16821DL,512 offers the following functional features:

  • Universal bus driver: It can drive both inputs and outputs of a digital system.
  • 3-state outputs: Allows multiple devices to share a common bus without interference.
  • High-speed operation: Ensures efficient data transmission with minimal delay.
  • ESD protection: Protects the IC from electrostatic discharge, enhancing its reliability.

Advantages and Disadvantages

Advantages

  • Low-voltage operation makes it suitable for battery-powered devices.
  • High-speed performance enables efficient data transfer.
  • 3-state outputs allow for flexible bus sharing.
  • ESD protection enhances reliability.

Disadvantages

  • Limited voltage range may restrict compatibility with certain systems.
  • Higher power consumption compared to some alternative models.

Working Principles

The 74ALVCH16821DL,512 operates based on complementary metal-oxide-semiconductor (CMOS

Καταγράψτε 10 συνήθεις ερωτήσεις και απαντήσεις που σχετίζονται με την εφαρμογή του 74ALVCH16821DL,512 σε τεχνικές λύσεις

Sure! Here are 10 common questions and answers related to the application of 74ALVCH16821DL,512:

1. What is the function of the 74ALVCH16821DL,512? The 74ALVCH16821DL,512 is a 20-bit universal bus driver with 3-state outputs.

2. What is the operating voltage range for this device? The operating voltage range for the 74ALVCH16821DL,512 is from 1.65V to 3.6V.

3. How many 3-state outputs does this device have? This device has 20 3-state outputs.

4. What is the maximum output current that can be sourced or sunk by each output? Each output of the 74ALVCH16821DL,512 can source or sink up to 24mA.

5. Can this device be used in both parallel and serial communication applications? Yes, the 74ALVCH16821DL,512 can be used in both parallel and serial communication applications.

6. What is the propagation delay of this device? The propagation delay of the 74ALVCH16821DL,512 is typically 2.8ns.

7. Is this device compatible with other logic families? Yes, the 74ALVCH16821DL,512 is compatible with both TTL and CMOS logic families.

8. Does this device have any built-in ESD protection? Yes, the 74ALVCH16821DL,512 has built-in ESD protection up to 2000V.

9. Can this device be used in high-speed data transmission applications? Yes, the 74ALVCH16821DL,512 can be used in high-speed data transmission applications due to its low propagation delay and high-speed operation.

10. What is the package type for this device? The 74ALVCH16821DL,512 is available in a TSSOP-56 package.

Please note that the answers provided here are general and may vary depending on the specific datasheet and manufacturer's specifications for the 74ALVCH16821DL,512.