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SN74LVC1T45DCKR

Name: SN74LVC1T45DCKR
Rating: 4.7 (12 reviews)

IC TRNSLTR BIDIRECTIONAL SC70-6

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Mfr。パート #SN74LVC1T45DCKR
パッケージ SOT-SC70 (DCK)-6
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仕様

Package	Tape & Reel (TR),Cut Tape (CT)
Series	74LVC
ProductStatus	Active
TranslatorType	Voltage Level
ChannelType	Bidirectional
NumberofCircuits	1
ChannelsperCircuit	1
Voltage-VCCA	1.65 V ~ 5.5 V
Voltage-VCCB	1.65 V ~ 5.5 V
OutputType	Tri-State, Non-Inverted
DataRate	420Mbps
OperatingTemperature	-40°C ~ 85°C (TA)
MountingType	Surface Mount
Package/Case	6-TSSOP, SC-88, SOT-363

概要

Description

The SN74LVC1T45DCKR is a single-bit, dual-supply level shifter and buffer from Texas Instruments, designed for interfacing between different voltage logic levels. It can operate with supply voltages ranging from 1.2V to 5.5V, making it versatile for various applications in digital electronics. The device features a high-speed data transfer capability, with a propagation delay of just a few nanoseconds, ensuring minimal signal degradation.
Key features include low power consumption, high noise immunity, and a wide operating temperature range. The SN74LVC1T45DCKR is particularly useful in systems that require communication between components operating at different voltage levels, such as interfacing 3.3V logic with 5V logic.
It is packaged in a small SOT-23 form factor, making it suitable for space-constrained designs. This component is ideal for applications in consumer electronics, automotive systems, and industrial equipment, where reliable and efficient level shifting is necessary.

Features

The SN74LVC1T45DCKR is a single-bit dual supply bus transceiver designed for low voltage applications. Key features include:
1. Voltage Range: Operates from 1.65V to 5.5V, accommodating various logic levels.
2. Bidirectional Data Transfer: Allows for seamless data transfer between two voltage domains.
3. High Speed: Supports operation at up to 5 Mbps, suitable for high-speed applications.
4. Low Power Consumption: Designed to consume minimal power, enhancing battery life in portable devices.
5. TTL Compatible: Compatible with TTL levels, making it versatile for various applications.
6. Input/Output Levels: Tolerates input voltages up to 5.5V, even when powered at lower supply voltages.
7. Open-Drain Output: Supports wired-AND connections for increased flexibility in circuit design.
8. ESD Protection: Features built-in electrostatic discharge protection, enhancing reliability.
This device is ideal for level shifting between different voltage systems in digital communication and interface applications.

Package

The SN74LVC1T45DCKR is packaged in a DCK (SOT-23) package type, which is a small, surface-mount form factor.

Pinout

The SN74LVC1T45DCKR is a single-bit, dual-supply voltage level shifter. It features a total of 8 pins.
Pin Configuration:
1. A (Input): Accepts the input signal from the low-voltage side.
2. B (Output): Outputs the shifted signal to the high-voltage side.
3. VCCA: Connects to the lower supply voltage (typically 1.2V to 3.6V).
4. VCCB: Connects to the higher supply voltage (typically 1.65V to 5.5V).
5. GND: Ground reference for the device.
6. DIR: Direction control pin; determines the data flow direction.
7. NC: No connection; not used in the circuit.
8. NC: No connection; not used in the circuit.
Functionality: This device allows for bidirectional voltage translation between different logic levels, ensuring compatibility in mixed-voltage systems.

Manufacturer

The SN74LVC1T45DCKR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company headquartered in Dallas, Texas. It specializes in designing and manufacturing analog and mixed-signal integrated circuits, as well as embedded processors. TI primarily serves a wide range of markets, including automotive, industrial, communications, computing, and consumer electronics. The company's extensive product portfolio includes components for signal processing, power management, and microcontrollers, making it a key player in the electronics industry. Texas Instruments is known for its innovation and commitment to providing high-quality semiconductor solutions.

Application

The SN74LVC1T45DCKR is a single-bit, dual-supply bus transceiver used in various applications, including level shifting between different voltage systems, interfacing between 3.3V and 5V logic, and data communication in digital circuits. It's commonly found in automotive, industrial automation, and consumer electronics, facilitating reliable data transfer in mixed-voltage environments.

Equivalent

The SN74LVC1T45DCKR is a single-bit bidirectional voltage-level translator. Equivalent products include:
1. TXB0101: A bidirectional logic level shifter.
2. TXS0101: Another bidirectional level translator with higher speed.
3. 74LVC1T125: A single buffer/driver with similar voltage compatibility.
Check datasheets for specific features, voltage ranges, and performance metrics before substituting.