SN74LVTH16835DL

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics: Low Voltage, High-Speed, 18-Bit Universal Bus Transceiver
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Translates signals between different voltage levels in digital systems
• Packaging/Quantity: Available in reels of 2500 units

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: 2.5ns (Max)
• Output Drive Capability: ±24mA
• ESD Protection: Human Body Model > 2000V

Detailed Pin Configuration

The SN74LVTH16835DL has a total of 56 pins, which are organized as follows:

• Pin 1: OE (Output Enable) for Port A
• Pin 2: GND (Ground)
• Pin 3: A1 (Data Input/Output) for Port A
• Pin 4: B1 (Data Input/Output) for Port B
• ...
• Pin 54: OE (Output Enable) for Port D
• Pin 55: VCC (Supply Voltage)
• Pin 56: GND (Ground)

Functional Features

• Bidirectional Data Flow: Allows data transmission in both directions
• Voltage Translation: Translates logic levels between different voltage domains
• 18-Bit Universal Bus Transceiver: Supports bidirectional communication on an 18-bit bus
• Output Enable Control: Enables or disables the output buffers
• High-Speed Operation: Provides fast signal propagation with minimal delay

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems - High-speed operation enables efficient data transfer - Bidirectional data flow simplifies system design - ESD protection ensures robustness against electrostatic discharge

Disadvantages: - Limited to 18-bit bus communication, may not be suitable for larger data buses - Requires careful consideration of voltage levels to avoid signal distortion

Working Principles

The SN74LVTH16835DL operates by receiving input signals from one voltage domain and translating them to the corresponding logic levels in another voltage domain. It utilizes a combination of level-shifting circuitry and output buffers to achieve bidirectional data flow. The OE pins control the enable/disable state of the output buffers, allowing the device to be easily integrated into existing digital systems.

Detailed Application Field Plans

The SN74LVTH16835DL is commonly used in applications where there is a need to interface between different voltage domains. Some specific application fields include:

1. Microcontroller Interfaces: Enables communication between microcontrollers operating at different voltage levels.
2. Memory Modules: Facilitates data transfer between memory modules with varying voltage requirements.
3. Communication Systems: Allows for signal translation between different communication protocols or standards.
4. Industrial Automation: Provides voltage level translation in industrial control systems.

Detailed and Complete Alternative Models

1. SN74LVC1T45DBVR: Single-Bit Dual-Supply Bus Transceiver
2. SN74AVC4T245PW: 4-Bit Dual-Supply Bus Transceiver
3. SN74LVC8T245PWR: 8-Bit Dual-Supply Bus Transceiver

These alternative models offer similar functionality and can be considered as alternatives to the SN74LVTH16835DL based on specific application requirements.

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