SN74ALVCH16825DLR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics: High-speed, low-voltage, CMOS technology
• Package: 56-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: Translates signals between different voltage levels
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.2V to 3.6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 400 MHz
• Number of Channels: 18
• Propagation Delay: 2.5 ns (typical)
• Output Drive Strength: ±24 mA

Detailed Pin Configuration

The SN74ALVCH16825DLR has a total of 56 pins, which are organized as follows:

• Pins 1 to 4: Channel 1 Data Inputs (A1, B1, C1, D1)
• Pins 5 to 8: Channel 2 Data Inputs (A2, B2, C2, D2)
• ...
• Pins 53 to 56: Channel 18 Data Inputs (A18, B18, C18, D18)
• Pins 57 to 60: Channel 1 Data Outputs (Y1, Y1B, Y2, Y2B)
• Pins 61 to 64: Channel 2 Data Outputs (Y3, Y3B, Y4, Y4B)
• ...
• Pins 109 to 112: Channel 18 Data Outputs (Y35, Y35B, Y36, Y36B)
• Pins 113 to 116: Channel 1 Enable Inputs (G1, G1B, G2, G2B)
• Pins 117 to 120: Channel 2 Enable Inputs (G3, G3B, G4, G4B)
• ...
• Pins 205 to 208: Channel 18 Enable Inputs (G69, G69B, G70, G70B)
• Pins 209 to 212: VCC and GND

Functional Features

• Bi-directional voltage level translation between different logic families
• Supports translation between 1.2V, 1.5V, 1.8V, 2.5V, and 3.3V voltage levels
• Provides non-inverting level shifting with output enable control
• Low power consumption and high-speed operation
• ESD protection on all inputs and outputs
• Compatible with various logic families such as TTL, CMOS, and LVCMOS

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with multiple systems - High-speed operation enables efficient signal translation - ESD protection ensures robustness against electrostatic discharge - Non-inverting level shifting simplifies system design

Disadvantages: - Limited number of channels may not be suitable for applications requiring a higher channel count - TSSOP package may require careful handling during assembly

Working Principles

The SN74ALVCH16825DLR is designed using CMOS technology, which allows it to operate at low voltages while providing high-speed performance. It utilizes a combination of MOSFETs and transistors to perform the voltage level translation. The input signals are received through the data input pins and are translated to the desired output voltage level based on the control signals provided through the enable input pins. The translated signals are then available at the corresponding data output pins.

Detailed Application Field Plans

The SN74ALVCH16825DLR is commonly used in various applications that require voltage level translation between different logic families. Some of the typical application fields include:

1. Microcontroller interfacing with different peripheral devices operating at different voltage levels.
2. Communication systems where signals need to be translated between different voltage domains.
3. Data transmission between different integrated circuits operating at different supply voltages.
4. Mixed-voltage system designs where multiple logic families are utilized.

Detailed and Complete Alternative Models

1. SN74ALVC164245DLR: 16-bit voltage level translator with 3-state outputs.
2. SN74LVC1T45DCKR: Single-bit voltage level translator with automatic direction sensing.
3. SN74AVC4T774PWG4: Quad-bit voltage level translator with configurable voltage levels.

These alternative models offer similar functionality and can be considered as alternatives to the SN74ALVCH16825DLR based on specific application requirements.

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