Encyclopedia Entry: 74FCT162244ATPACT

Product Information Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Shifter
• Characteristics: High-speed, low-power consumption, bidirectional data transmission
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Logic level shifting between different voltage domains
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Logic Family: FCT
• Number of Channels: 16
• Input Voltage Range: 1.65V to 5.5V
• Output Voltage Range: 1.65V to 5.5V
• Propagation Delay: 2.5 ns (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74FCT162244ATPACT IC has a total of 48 pins, which are divided into four groups of 12 pins each. The pin configuration is as follows:

Group A (Pins 1-12)

• Pin 1: Output Enable (OE) for Channel 1
• Pin 2: Channel 1 Data Input (A1)
• Pin 3: Channel 1 Data Output (Y1)
• ...
• Pin 12: Ground (GND)

Group B (Pins 13-24)

• Pin 13: Output Enable (OE) for Channel 2
• Pin 14: Channel 2 Data Input (A2)
• Pin 15: Channel 2 Data Output (Y2)
• ...
• Pin 24: VCC (Positive Power Supply)

Group C (Pins 25-36)

• Pin 25: Output Enable (OE) for Channel 3
• Pin 26: Channel 3 Data Input (A3)
• Pin 27: Channel 3 Data Output (Y3)
• ...
• Pin 36: Ground (GND)

Group D (Pins 37-48)

• Pin 37: Output Enable (OE) for Channel 4
• Pin 38: Channel 4 Data Input (A4)
• Pin 39: Channel 4 Data Output (Y4)
• ...
• Pin 48: VCC (Positive Power Supply)

Functional Features

• Bidirectional data transmission between different voltage domains
• High-speed operation with low propagation delay
• Wide input and output voltage range compatibility
• Output enable control for each channel
• ESD protection on all inputs and outputs

Advantages and Disadvantages

Advantages

• Enables seamless communication between devices operating at different voltage levels
• Low power consumption
• Compact package size for space-constrained applications
• Robust ESD protection for enhanced reliability

Disadvantages

• Limited number of channels (16 in this case)
• Not suitable for voltage level shifting beyond the specified range

Working Principles

The 74FCT162244ATPACT is a logic level shifter IC designed to facilitate bidirectional data transmission between devices operating at different voltage levels. It utilizes a combination of level-shifting circuitry and output enable control to ensure seamless communication.

When the OE pin for a specific channel is enabled, the corresponding data input (A) is transferred to the data output (Y) with proper voltage level translation. The IC supports a wide input and output voltage range, making it compatible with various logic families.

Detailed Application Field Plans

The 74FCT162244ATPACT IC finds applications in various fields where logic level shifting is required. Some common application areas include:

1. Microcontroller interfacing with different voltage peripherals
2. Communication interfaces between devices operating at different logic levels
3. Signal level translation in mixed-voltage systems
4. Data transmission between FPGA and external devices

Detailed and Complete Alternative Models

1. 74LVX244: Low-voltage CMOS Octal Buffer/Line Driver
2. SN74LVC244A: Low-Voltage CMOS Octal Buffer/Driver with 3-State Outputs
3. MC74VHC244: Octal Bus Buffer with 3-State Outputs

These alternative models offer similar functionality and can be considered as alternatives to the 74FCT162244ATPACT IC based on specific requirements and compatibility.

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