SN74AVC20T245DGGR

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SN74AVC20T245DGGR

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IC TRNSLTR BIDIRECTIONAL 56TSSOP

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Thông số kỹ thuật

thuộc tính Giá trị
Package Tape & Reel (TR),Cut Tape (CT)
Series 74AVC
ProductStatus Active
TranslatorType Voltage Level
ChannelType Bidirectional
NumberofCircuits 2
ChannelsperCircuit 10
Voltage-VCCA 1.2 V ~ 3.6 V
Voltage-VCCB 1.2 V ~ 3.6 V
OutputType Tri-State, Non-Inverted
DataRate 380Mbps
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 56-TFSOP (0.240, 6.10mm Width)

Tổng quan

Description

The SN74AVC20T245DGGR is a high-performance, dual-supply bus transceiver from Texas Instruments, designed for translating signals between different voltage levels. It features 20-bit bidirectional data transfer and operates across two voltage nodes ranging from 1.2V to 3.6V. This device is ideal for environments requiring efficient level shifting and isolation between different voltage domains, commonly found in complex digital systems.
Key features include low dynamic power consumption, partial power-down support for power saving, and the ability to handle mixed-mode signal voltage levels. The device is characterized by high-speed performance, low power dissipation, and high output drive capability, making it suitable for use in applications like telecom, computing, and consumer electronics. It operates with a tri-state control feature that provides added bus control and isolation.
Packaged in a TSSOP (Thin Shrink Small Outline Package), the SN74AVC20T245DGGR fits compact designs, supporting efficient use of board space in dense circuit layouts.

Equivalent

Equivalent products to the SN74AVC20T245DGGR, a 20-bit dual-supply bus transceiver, include:
1. NXP Semiconductor's 74AVC20T245
2. ON Semiconductor's NLASB20T245
3. Fairchild's FXLA220245
These alternatives provide similar voltage translation and bidirectional communication capabilities as the SN74AVC20T245DGGR. Always check the specific datasheets for compatibility in terms of pin configuration, performance, and electrical characteristics.

Features

The SN74AVC20T245DGGR is a 20-bit dual-supply bus transceiver with configurable voltage translation and direction control. Key features include:
1. Voltage Level Translation: Supports voltage levels from 1.2V to 3.6V on both VCCA and VCCB, allowing bidirectional data transfer between different logic levels.
2. High-Speed Operation: Designed for high-speed data transfer, making it suitable for a wide range of applications.
3. Low Power Consumption: Features low static and dynamic power consumption, benefiting battery-powered and energy-efficient systems.
4. Partial Power-Down Mode: Includes Ioff circuitry to prevent backflow current when the device is powered down, ensuring that no damage occurs to the bus.
5. Direction Control: Each data path has independent direction control, enhancing flexibility in signal routing.
6. Bus Hold: The device has integrated bus-hold circuitry on the A-port, which eliminates the need for external pull-up resistors.
7. Compact Package: Available in a TSSOP package, which is compact and suitable for space-constrained designs.
These features make the SN74AVC20T245DGGR suitable for interfacing different voltage systems in applications like computing, communication, and consumer electronics.

Pinout

The SN74AVC20T245DGGR is a 20-bit bus transceiver with configurable voltage translation and dual supplies. It is designed to facilitate bidirectional communication between data buses, allowing for data transfer between different voltage levels. Here are the key details:
- Pin Count: 48 pins
- Functionality:
- This device functions as a 20-bit bus transceiver.
- It supports bidirectional data transfer and translation between different voltage levels, making it suitable for interfacing between systems with different supply voltages.
- It operates with two separate power supply rails, allowing for voltage translation. The VCCA rail can be from 0.8 V to 3.6 V, and the VCCB rail can be from 1.4 V to 3.6 V.
- It features two 10-bit sections with separate output-enable and direction-control signals.
- It is part of the Advanced Very-Low-Voltage CMOS (AVC) family.
This transceiver is typically used in applications requiring efficient level shifting and low power consumption, such as in mobile and portable devices.

Manufacturer

The SN74AVC20T245DGGR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor design and manufacturing company. They design and produce a wide range of analog and embedded processing chips, which are used in various electronic applications and devices across different industries. TI is known for its innovations in analog and digital signal processing technologies and has a significant presence in the electronics sector, providing solutions that help to make electronics smarter, more efficient, and more connected.

Application

The SN74AVC20T245DGGR is a 20-bit bus transceiver with configurable voltage-level shifting, making it ideal for applications requiring translation between different voltage levels. Common application areas include:
1. Mixed-Voltage Systems: Facilitates communication between components operating at different voltage levels.
2. Data Communication: Suitable for high-speed data transfer across different sections of a system.
3. Memory Modules: Used in interfacing memory cards or modules with processors at differing voltages.
4. Consumer Electronics: Ideal for smartphones, tablets, and other portable devices needing efficient power management.
5. Embedded Systems: Useful in microcontroller-based applications requiring flexible interfacing.
These features make it versatile for integration in both consumer and industrial electronics.

Package

The SN74AVC20T245DGGR is a 48-pin TSSOP package. TSSOP stands for Thin Shrink Small Outline Package, which is a rectangular, surface-mount package commonly used for integrated circuits to provide a compact form factor.

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