SN74ALVCH162268DL

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Logic
• Characteristics: High-speed, Low-voltage, 16-bit Bus Transceiver
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Transmits and receives data between two independent buses
• 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
• Operating Temperature Range: -40°C to +85°C
• Maximum Propagation Delay: 2.5ns
• Maximum Operating Frequency: 400MHz

Detailed Pin Configuration

The SN74ALVCH162268DL has a total of 56 pins, which are divided into various functional groups:

• Group A: Pins 1 to 8 (Data I/O A)
• Group B: Pins 9 to 16 (Data I/O B)
• Group C: Pins 17 to 24 (Control Inputs)
• Group D: Pins 25 to 32 (Control Outputs)
• Group E: Pins 33 to 40 (Power and Ground)
• Group F: Pins 41 to 48 (Data I/O B)
• Group G: Pins 49 to 56 (Data I/O A)

Functional Features

• Bidirectional Data Transmission: Allows data to be transmitted in both directions between the two buses.
• Independent Control Inputs: Provides separate control inputs for each bus, enabling individual bus direction control.
• Automatic Direction Control: Eliminates the need for external control logic by automatically determining the direction of data flow based on the control inputs.
• 3-State Outputs: Supports high-impedance state when the device is not actively transmitting or receiving data.

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data transfer. - Low-voltage operation reduces power consumption. - Automatic direction control simplifies system design. - 3-state outputs enable easy bus sharing.

Disadvantages: - Limited voltage range may restrict compatibility with certain systems. - TSSOP package may require careful handling during assembly.

Working Principles

The SN74ALVCH162268DL operates based on a combination of internal circuitry and control inputs. The device uses a bidirectional transceiver architecture to transmit and receive data between two independent buses. The direction of data flow is determined by the control inputs, which can be set independently for each bus. The automatic direction control feature eliminates the need for external logic to control the data direction. The device also incorporates 3-state outputs, allowing multiple devices to share the same bus without interference.

Detailed Application Field Plans

The SN74ALVCH162268DL is commonly used in various digital systems that require high-speed data transmission between different buses. Some specific application fields include:

1. Computer Systems: Used in motherboards and expansion cards to facilitate communication between different components.
2. Networking Equipment: Employed in routers, switches, and network interface cards to enable data exchange between different network segments.
3. Industrial Automation: Integrated into control systems and PLCs (Programmable Logic Controllers) to connect various sensors and actuators.
4. Automotive Electronics: Utilized in automotive control units and infotainment systems to enable communication between different subsystems.
5. Consumer Electronics: Found in devices such as smartphones, tablets, and gaming consoles to facilitate data transfer between different modules.

Detailed and Complete Alternative Models

1. SN74ALVC164245DL: 16-bit Bus Transceiver with 3-State Outputs
2. SN74ALVC162836DL: 16-bit Universal Bus Transceiver with 3-State Outputs
3. SN74LVC16245ADGGR: 16-bit Bus Transceiver with 3-State Outputs and Level Shifting

These alternative models offer similar functionality to the SN74ALVCH162268DL and can be considered as alternatives based on specific system requirements.

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