SN74ALVTH16240DL

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Driver
• Characteristics: High-speed, low-voltage, 16-bit bus transceiver with 3-state outputs
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Transceiver IC for bidirectional data communication between two buses
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage Range: 1.65V to 3.6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Maximum Propagation Delay: 2.8ns
• Maximum Output Skew: 200ps
• Maximum Quiescent Current: 10μA

Detailed Pin Configuration

The SN74ALVTH16240DL has a total of 48 pins, which are divided into four groups:

Group A (Pins 1-12)

• Pin 1: OE (Output Enable) input
• Pins 2-9: Data I/O (Input/Output) pins for bits D1-D8
• Pins 10-12: Ground (GND) pins

Group B (Pins 13-24)

• Pin 13: VCC (Supply Voltage) pin
• Pins 14-21: Data I/O pins for bits D9-D16
• Pins 22-24: Ground pins

Group C (Pins 25-36)

• Pin 25: DIR (Direction Control) input
• Pins 26-33: Data I/O pins for bits D17-D24
• Pins 34-36: Ground pins

Group D (Pins 37-48)

• Pin 37: OE input
• Pins 38-45: Data I/O pins for bits D25-D32
• Pins 46-48: Ground pins

Functional Features

• Bidirectional data flow between two independent buses
• 3-state outputs allow multiple devices to share the same bus
• High-speed operation suitable for high-performance systems
• Low-voltage operation reduces power consumption
• ESD (Electrostatic Discharge) protection on all inputs and outputs

Advantages and Disadvantages

Advantages

• High-speed operation enables efficient data transfer
• Low-voltage operation reduces power consumption
• ESD protection ensures reliability in harsh environments
• 3-state outputs allow for bus sharing among multiple devices

Disadvantages

• Limited to 16-bit bus width
• Requires careful handling due to sensitivity to electrostatic discharge

Working Principles

The SN74ALVTH16240DL is a bidirectional transceiver that allows data communication between two independent buses. The direction of data flow is controlled by the DIR input signal. When DIR is low, data flows from Bus A to Bus B, and when DIR is high, data flows from Bus B to Bus A.

The OE input signal controls the output enable function. When OE is low, the outputs are enabled and can drive the bus lines. When OE is high, the outputs are disabled and enter a high-impedance state, allowing other devices to drive the bus.

Detailed Application Field Plans

The SN74ALVTH16240DL is commonly used in various applications, including:

1. Microprocessor-based systems
2. Data communication systems
3. Networking equipment
4. Industrial automation
5. Automotive electronics

Detailed and Complete Alternative Models

1. SN74ALVTH16244DL: Similar to SN74ALVTH16240DL, but with 24-bit bus width
2. SN74ALVTH16374DL: Similar to SN74ALVTH16240DL, but with 32-bit bus width
3. SN74ALVTH16601DL: Similar to SN74ALVTH16240DL, but with 64-bit bus width

These alternative models provide flexibility in choosing the appropriate bus width for specific applications.

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