IDT74ALVCH16721PAG8

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics: High-speed, low-voltage, 16-bit bus transceiver
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Translates signals between two different voltage levels in a digital system
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Number of Bits: 16
• Input Voltage Levels: 1.2V to 3.6V
• Output Voltage Levels: 1.2V to 3.6V
• Maximum Operating Frequency: 200 MHz
• Propagation Delay: 2.5 ns
• Supply Voltage Range: 1.65V to 3.6V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The IDT74ALVCH16721PAG8 has a total of 48 pins. The pin configuration is as follows:

| Pin No. | Name | Description | |---------|------|-------------| | 1 | OE | Output Enable | | 2-9 | A0-A7 | Data Bus A | | 10-17 | B0-B7 | Data Bus B | | 18 | GND | Ground | | 19-26 | Y0-Y7 | Data Bus Y | | 27 | VCC | Power Supply | | 28 | DIR | Direction Control | | 29-36 | A8-A15 | Data Bus A | | 37-44 | B8-B15 | Data Bus B | | 45-48 | NC | Not Connected |

Functional Features

• Bidirectional level translation between two voltage domains
• Supports voltage translation from 1.2V to 3.6V
• High-speed operation with a maximum frequency of 200 MHz
• Low power consumption
• Output enable (OE) pin for easy control of bus direction

Advantages and Disadvantages

Advantages

• Wide operating voltage range allows compatibility with various digital systems
• Fast propagation delay ensures efficient data transfer
• Low power consumption helps in reducing overall system energy consumption
• Compact TSSOP package enables space-saving designs

Disadvantages

• Limited number of bits (16) may not be suitable for applications requiring larger data buses
• Not suitable for voltage translation outside the specified range (1.2V to 3.6V)
• Sensitive to electrostatic discharge (ESD), proper handling precautions required

Working Principles

The IDT74ALVCH16721PAG8 is a bidirectional level translator that facilitates communication between two different voltage domains in a digital system. It uses a combination of MOSFETs and CMOS technology to achieve high-speed and low-voltage operation.

The direction of data flow is controlled by the DIR pin. When DIR is set to logic high, data is transferred from Bus A to Bus B. Conversely, when DIR is set to logic low, data is transferred from Bus B to Bus A.

The OE pin is used to enable or disable the outputs. When OE is set to logic high, the outputs are disabled, and no data is transmitted.

Detailed Application Field Plans

The IDT74ALVCH16721PAG8 is commonly used in various digital systems where voltage translation is required. Some potential application fields include: - Microcontrollers and microprocessors - Communication systems - Data storage devices - Industrial automation - Automotive electronics

Detailed and Complete Alternative Models

• SN74LVC16T245DGGR: 16-bit dual-supply bus transceiver with configurable voltage translation
• PCA9306DCUR: Dual bidirectional I2C-bus and SMBus voltage-level translator
• TXB0108PWR: 8-bit bidirectional voltage-level translator with automatic direction sensing

These alternative models offer similar functionality and can be considered as alternatives to the IDT74ALVCH16721PAG8.

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