SN74ABTH16260DL

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics: High-speed, bidirectional voltage translation
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Translates signals between different voltage levels
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.2V to 3.6V
• Input Voltage Range (A Port): 0V to VCCA + 0.5V
• Input Voltage Range (B Port): 0V to VCCB + 0.5V
• Output Voltage Range (A Port): 0V to VCCA + 0.5V
• Output Voltage Range (B Port): 0V to VCCB + 0.5V
• Maximum Data Rate: 260 Mbps
• Number of Channels: 16

Detailed Pin Configuration

The SN74ABTH16260DL has a total of 56 pins, which are divided into various functional groups:

• VCCA: Power supply for the A port
• VCCB: Power supply for the B port
• GND: Ground connection
• OEAB: Output enable for A-to-B direction
• OEBA: Output enable for B-to-A direction
• DIR: Direction control input
• A1-A16: Input/output pins for the A port
• B1-B16: Input/output pins for the B port

Functional Features

• Bidirectional voltage translation: Allows seamless communication between devices operating at different voltage levels.
• High-speed operation: Supports data rates up to 260 Mbps, enabling fast signal transmission.
• Automatic direction control: The DIR pin determines the direction of translation, simplifying system design.
• Output enable control: The OEAB and OEBA pins allow individual channel output enable/disable, enhancing flexibility.

Advantages and Disadvantages

Advantages: - Efficient voltage translation between different logic levels. - High-speed operation for quick data transfer. - Flexible output enable control for selective channel activation.

Disadvantages: - Limited to 16 channels, may not be suitable for applications requiring a higher number of channels. - Requires external power supplies for both A and B ports, increasing complexity in some designs.

Working Principles

The SN74ABTH16260DL utilizes a combination of level-shifting circuitry and direction control to achieve bidirectional voltage translation. The DIR pin determines the direction of translation, while the OEAB and OEBA pins control the output enable/disable for each channel. The IC operates by converting input signals from one voltage level to another, allowing seamless communication between devices operating at different logic levels.

Detailed Application Field Plans

The SN74ABTH16260DL is commonly used in various applications that require voltage translation, such as:

1. Microcontroller interfacing: Enables communication between microcontrollers operating at different voltage levels.
2. Memory modules: Facilitates data transfer between memory chips with varying voltage requirements.
3. Communication systems: Allows signal transmission between devices with different logic levels, such as UART, SPI, or I2C interfaces.
4. Industrial automation: Supports voltage translation in control systems, PLCs (Programmable Logic Controllers), and sensor networks.

Detailed and Complete Alternative Models

1. TXB0108: 8-bit bidirectional voltage-level translator with automatic direction sensing.
2. PCA9306: Dual bidirectional I2C-bus and SMBus voltage-level translator.
3. SN74LVC4245A: Octal dual-supply translating transceiver with configurable voltage translation and 3-state outputs.

These alternative models offer similar functionality and can be considered as alternatives to the SN74ABTH16260DL based on specific application requirements.

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