SN74LVTH16541DLR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics: High-speed, low-voltage, 16-bit bus transceiver with 3-state outputs
• Package: 56-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: Translates signals between different voltage levels in digital systems
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2.7V to 3.6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 3.8ns (typical)
• Output Drive Capability: ±24mA
• ESD Protection: >2000V (Human Body Model)

Detailed Pin Configuration

The SN74LVTH16541DLR has a total of 56 pins, which are divided into four groups:

1. Group A (Pins 1-14): Inputs/Outputs for Ports A1-A14
2. Group B (Pins 15-28): Inputs/Outputs for Ports B1-B14
3. Group C (Pins 29-42): Inputs/Outputs for Ports C1-C14
4. Group D (Pins 43-56): Inputs/Outputs for Ports D1-D14

Each pin is labeled with its respective function and can be connected to other components in the system.

Functional Features

• Bidirectional Voltage Translation: Allows communication between devices operating at different voltage levels.
• 3-State Outputs: Provides high impedance state when not actively driving the bus, enabling multiple devices to share the same bus.
• High-Speed Operation: Supports fast data transfer rates, making it suitable for high-performance applications.
• Low Power Consumption: Optimized design minimizes power consumption, enhancing overall system efficiency.

Advantages and Disadvantages

Advantages: - Efficient voltage level translation - High-speed operation - 3-state outputs for bus sharing - Low power consumption

Disadvantages: - Limited to a specific package type (TSSOP) - Requires careful consideration of voltage compatibility with connected devices

Working Principles

The SN74LVTH16541DLR operates by receiving input signals from one voltage domain and translating them to another voltage domain. It utilizes a combination of MOSFETs and logic gates to achieve bidirectional voltage translation. The device's internal circuitry ensures that the output signals are compatible with the target voltage levels, allowing seamless communication between different parts of a digital system.

Detailed Application Field Plans

The SN74LVTH16541DLR is commonly used in various applications, including:

1. Microcontrollers: Facilitates communication between microcontrollers operating at different voltage levels.
2. Memory Interfaces: Enables data transfer between memory modules and controllers with varying voltage requirements.
3. Communication Systems: Allows interfacing between different communication protocols and voltage domains.
4. Industrial Automation: Supports voltage level translation in control systems and sensor interfaces.

Detailed and Complete Alternative Models

1. SN74LVC1T45DBVR: Single-Bit Dual-Supply Bus Transceiver
2. SN74AVC4T245PW: 4-Bit Dual-Supply Bus Transceiver
3. SN74HCT125N: Quad Bus Buffer Gates with 3-State Outputs
4. SN74LVC8T245PWR: 8-Bit Dual-Supply Bus Transceiver

These alternative models offer similar functionality and can be considered as substitutes for the SN74LVTH16541DLR in different applications.

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