SN74LVC16244ADGG

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Driver
• Characteristics: High-speed, low-voltage, 16-bit bus transceiver
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Transceiver IC for bidirectional data communication
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Logic Family: LVC (Low-Voltage CMOS)
• Number of Bits: 16
• Supply Voltage Range: 1.65V to 3.6V
• Input/Output Voltage Levels: Compatible with both 3.3V and 5V systems
• Output Drive Strength: ±24mA
• Propagation Delay: 4.2ns (max) at 3.3V supply voltage
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74LVC16244ADGG has a total of 48 pins arranged as follows:

• Pins 1 to 8: A1 to A8 (Data Inputs/Outputs, Port A)
• Pins 9 to 16: B1 to B8 (Data Inputs/Outputs, Port B)
• Pins 17 to 24: C1 to C8 (Data Inputs/Outputs, Port C)
• Pins 25 to 32: D1 to D8 (Data Inputs/Outputs, Port D)
• Pins 33 to 40: OE1 to OE8 (Output Enable Inputs, Active Low)
• Pins 41 to 48: GND (Ground) and VCC (Supply Voltage)

Functional Features

• Bidirectional Data Transfer: Allows data transmission in both directions
• Output Enable Control: Individual control for each port, enabling/disabling data output
• 3-State Outputs: Can be put in a high-impedance state when not actively driving the bus
• Voltage Translation: Compatible with different voltage systems (3.3V and 5V)
• ESD Protection: Provides protection against electrostatic discharge

Advantages and Disadvantages

Advantages: - High-speed operation - Low-voltage compatibility - Bidirectional data transfer capability - Output enable control for each port - ESD protection

Disadvantages: - Limited number of bits (16-bit) - Requires external pull-up resistors for bus termination

Working Principles

The SN74LVC16244ADGG is designed to act as a bidirectional buffer/driver for a 16-bit bus. It allows data transmission between two separate systems operating at different voltage levels. The IC uses CMOS technology, which enables high-speed operation while maintaining low power consumption.

The device features individual output enable controls for each port, allowing selective enabling/disabling of data output. When the output enable (OE) input is low, the corresponding port is active and can drive the bus. Conversely, when OE is high, the outputs are in a high-impedance state, effectively disconnecting the IC from the bus.

To ensure compatibility with both 3.3V and 5V systems, the SN74LVC16244ADGG incorporates voltage translation circuitry. This feature allows seamless communication between devices operating at different voltage levels without the need for additional level-shifting components.

Detailed Application Field Plans

The SN74LVC16244ADGG finds applications in various fields where bidirectional data communication is required. Some potential application areas include:

1. Microcontroller Interfacing: The IC can be used to interface microcontrollers with external memory or peripheral devices, facilitating data transfer between them.
2. Communication Systems: It can be employed in communication systems to enable data exchange between different subsystems operating at varying voltage levels.
3. Industrial Automation: The IC can be utilized in industrial automation systems to interface sensors, actuators, and control devices with a central controller.
4. Automotive Electronics: It finds applications in automotive electronics for connecting various modules and components within the vehicle's electrical system.

Detailed and Complete Alternative Models

1. SN74LVC16244ADLR: Similar to SN74LVC16244ADGG but offered in an SSOP (Shrink Small Outline Package) package.
2. SN74LVC16244ADGGR: Similar to SN74LVC16244ADGG but offered in a Green/RoHS-compliant package.
3. SN74LVC16244ADL: Similar to SN74LVC16244ADGG but offered in a smaller SOIC (Small Outline Integrated Circuit) package.

These alternative models provide similar functionality and characteristics as the SN74LVC16244ADGG but may differ in package type or environmental compliance.

Word count: 536 words