SN74LVT162245DGGR

Product Overview

• Category: Integrated Circuit
• Use: Level Shifter and Bus Transceiver
• Characteristics: Low Voltage, High-Speed, 16-Bit, Dual-Supply, Dual-Port, Non-Inverting, 3-State Bus Transceiver
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: This integrated circuit is designed to provide level shifting and bus transceiver functionality for digital signals.
• Packaging/Quantity: Tape and Reel, 2500 units per reel

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
• Number of Channels: 16
• Data Rate: Up to 400Mbps
• Output Drive Strength: ±12mA
• ESD Protection: >2000V (Human Body Model)

Detailed Pin Configuration

The SN74LVT162245DGGR has a total of 48 pins, which are divided into two ports: Port A and Port B. Each port consists of 24 pins.

Port A: - Pins 1-12: Data Inputs/Outputs (A1-A12) - Pins 13-15: Control Inputs (OE, DIR) - Pins 16-24: GND, VCC, and Other Power Supply Pins

Port B: - Pins 25-36: Data Inputs/Outputs (B1-B12) - Pins 37-39: Control Inputs (OE, DIR) - Pins 40-48: GND, VCC, and Other Power Supply Pins

Functional Features

• Bidirectional Level Shifting: Allows interfacing between systems with different voltage levels.
• Non-Inverting Logic: Maintains the same logic polarity between input and output signals.
• 3-State Outputs: Enables multiple devices to share a common bus without interference.
• Dual-Port Design: Allows simultaneous data transfer in both directions.

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems. - High-speed operation supports fast data transmission. - 3-state outputs enable efficient bus sharing. - Non-inverting logic simplifies signal processing.

Disadvantages: - Limited number of channels (16) may not be sufficient for certain applications. - TSSOP package may require careful handling during assembly.

Working Principles

The SN74LVT162245DGGR operates by receiving digital signals from one port and transmitting them to the other port. The level shifting functionality ensures compatibility between different voltage domains. The control inputs (OE and DIR) determine the direction of data flow and enable/disable the outputs. The 3-state outputs allow multiple devices to share the bus without causing conflicts.

Detailed Application Field Plans

The SN74LVT162245DGGR is commonly used in various applications, including:

1. Microcontroller Interfacing: It facilitates communication between microcontrollers operating at different voltage levels.
2. Memory Modules: It enables data transfer between memory modules and other system components.
3. Industrial Automation: It serves as a level shifter for connecting sensors, actuators, and control units.
4. Communication Systems: It allows interfacing between different communication protocols and voltage levels.
5. Test and Measurement Equipment: It provides signal level conversion for accurate measurements.

Detailed and Complete Alternative Models

1. SN74LVC16245A: Similar to SN74LVT162245DGGR but operates at a lower voltage range (1.65V to 3.3V).
2. SN74LVTH16245A: Offers higher drive strength and operates at a lower voltage range (2.7V to 3.6V).
3. SN74LVC1G125: Single-channel level shifter with a smaller package size.

These alternative models provide similar functionality but may have different specifications or package options to suit specific requirements.

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