SN74LVTH16245AGQLR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Level Shifter and Bus Transceiver
• Characteristics: High-speed, low-voltage, 16-bit bidirectional transceiver
• Package: 48-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: Transfers data between two bidirectional buses operating at different voltage levels
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Logic Family: LVTH
• Number of Bits: 16
• Supply Voltage Range: 2.7V to 3.6V
• Input Voltage Levels: 5V Tolerant
• Output Voltage Levels: 3.3V
• Maximum Data Rate: 400 Mbps
• Propagation Delay: 4.1 ns (Max)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74LVTH16245AGQLR has a total of 48 pins, which are divided into four groups:

• Group A (Pins 1-12): Port A Inputs/Outputs
• Group B (Pins 13-24): Port B Inputs/Outputs
• Group C (Pins 25-36): Control Inputs
• Group D (Pins 37-48): Power and Ground Pins

For the detailed pin configuration diagram, please refer to the datasheet provided by the manufacturer.

Functional Features

• Bidirectional Data Transfer: Allows data transmission in both directions between two buses
• Voltage Level Shifting: Converts signals from one voltage level to another
• 3-State Outputs: Enables high-impedance state when not actively driving the bus
• ESD Protection: Provides Electrostatic Discharge protection for reliable operation

Advantages and Disadvantages

Advantages: - High-speed operation - Wide supply voltage range - 5V tolerant inputs for compatibility with different logic families - ESD protection ensures reliability

Disadvantages: - Limited to 16-bit data transfer - Requires external control signals for direction and output enable

Working Principles

The SN74LVTH16245AGQLR operates by receiving data from one bus and transmitting it to the other bus bidirectionally. The direction of data flow is controlled by the control inputs. The device performs voltage level shifting, allowing communication between buses operating at different voltage levels. The 3-state outputs provide a high-impedance state when not actively driving the bus.

Detailed Application Field Plans

The SN74LVTH16245AGQLR is commonly used in various applications, including:

1. Communication Systems: Facilitates data transfer between different voltage level buses in communication systems.
2. Industrial Automation: Enables interfacing between microcontrollers and peripheral devices operating at different voltage levels.
3. Automotive Electronics: Used in automotive systems for level shifting and bus transceiver functions.
4. Consumer Electronics: Allows communication between different voltage level components in consumer electronic devices.

Detailed and Complete Alternative Models

1. SN74LVC245A: Similar functionality but operates at lower voltage levels (1.65V to 3.6V).
2. SN74AVC4T774: 4-bit bidirectional level shifter with voltage translation capability.
3. SN74CBTLV3257: Quad 1-of-2 multiplexer/demultiplexer with level shifting capabilities.

These alternative models offer similar features and can be considered based on specific application requirements.

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