SN74LVTH16241DGGR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics: High-speed, low-voltage, 16-bit bus transceiver
• Package: 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

• Logic Family: LVTH
• Number of Bits: 16
• Input Voltage Range: 1.65V to 3.6V
• Output Voltage Range: 1.65V to 3.6V
• Propagation Delay Time: 2.5ns (Max)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74LVTH16241DGGR has a total of 48 pins, which are divided into four groups:

• Group A (Pins 1-12): Data Inputs/Outputs (D1-D16)
• Group B (Pins 13-24): Enable Inputs (G1-G4)
• Group C (Pins 25-36): Voltage Supply (VCC, GND)
• Group D (Pins 37-48): Direction Control Inputs (DIR1-DIR4)

Functional Features

• Bidirectional Voltage Translation: Allows communication between devices operating at different voltage levels.
• 3-State Outputs: Provides high impedance state when the device is not actively driving the bus.
• Automatic Direction Control: Determines the direction of data flow based on the DIR inputs.
• ESD Protection: Guards against electrostatic discharge, ensuring reliability in harsh environments.

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data transfer. - Wide input/output voltage range allows compatibility with various systems. - 3-state outputs facilitate bus sharing and reduce contention issues.

Disadvantages: - Limited to 16-bit bus width, may not be suitable for larger data transfers. - Requires careful consideration of voltage levels to prevent signal degradation.

Working Principles

The SN74LVTH16241DGGR operates by receiving data from one voltage domain and translating it to another. The direction of data flow is determined by the DIR inputs. When a specific DIR input is set, the device acts as a translator, converting signals from one voltage level to another. The 3-state outputs ensure that the device does not interfere with other devices on the bus when it is not actively driving the bus.

Detailed Application Field Plans

The SN74LVTH16241DGGR finds applications in various digital systems where voltage translation is required. Some common application fields include:

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

Detailed and Complete Alternative Models

1. SN74LVC4245A: 8-bit bidirectional voltage level translator with similar characteristics.
2. TXB0108: 8-bit bidirectional voltage-level translator with automatic direction control.
3. PCA9306: Dual bidirectional I2C-bus and SMBus voltage-level translator.

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

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