SN74LVC1T45DCKRE4

Overview

Category: Integrated Circuit (IC)

Use: Level Shifter

Characteristics: - Low-voltage CMOS technology - Single-bit, dual-supply voltage level translator - Bidirectional voltage translation between different logic levels - Supports both 3.3V and 5V systems - High-speed operation with minimal power consumption

Package: DCK (SC-70) package

Essence: The SN74LVC1T45DCKRE4 is a single-bit, dual-supply voltage level translator IC designed for bidirectional voltage translation between different logic levels in low-voltage CMOS systems.

Packaging/Quantity: The SN74LVC1T45DCKRE4 is available in a DCK (SC-70) package. It is typically sold in reels of 3000 units.

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• Input Voltage Range (A Port): 0V to VCCA
• Input Voltage Range (B Port): 0V to VCCB
• Output Voltage Range (A Port): 0V to VCCA
• Output Voltage Range (B Port): 0V to VCCB
• Maximum Data Rate: 100 Mbps
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The SN74LVC1T45DCKRE4 has the following pin configuration:

____ A1 --| |-- VCCA B1 --| |-- VCCB OE1 --| |-- A2 GND --| |-- B2 B3 --| |-- OE2 A3 --| |-- GND B4 --| |-- B5 A4 --| |-- A5 ----

Functional Features

• Bidirectional voltage translation: The SN74LVC1T45DCKRE4 allows for bidirectional voltage translation between different logic levels, making it suitable for interfacing between systems operating at different voltages.
• Wide supply voltage range: It supports a wide supply voltage range from 1.65V to 5.5V, allowing compatibility with various low-voltage CMOS systems.
• High-speed operation: The IC operates at high speeds of up to 100 Mbps, enabling efficient data transmission.
• Low power consumption: The SN74LVC1T45DCKRE4 is designed with low-power CMOS technology, minimizing power consumption.

Advantages and Disadvantages

Advantages: - Supports bidirectional voltage translation - Wide supply voltage range compatibility - High-speed operation - Low power consumption

Disadvantages: - Limited to single-bit level shifting - Not suitable for applications requiring multiple simultaneous level translations

Working Principles

The SN74LVC1T45DCKRE4 utilizes a combination of MOSFETs and control circuitry to achieve bidirectional voltage translation. When the OE1 (Output Enable) and OE2 pins are enabled, the IC allows for voltage translation from the A side to the B side or vice versa, depending on the logic levels applied to the A1 and B1 pins.

Detailed Application Field Plans

The SN74LVC1T45DCKRE4 can be used in various applications that require voltage level shifting between different logic levels. Some potential application fields include:

1. Microcontroller interfacing: The IC can be used to interface microcontrollers operating at different voltage levels, enabling communication between systems with varying logic levels.
2. Sensor interfaces: It can be employed in sensor interfaces to translate voltage levels between sensors and microcontrollers or other processing units.
3. Communication systems: The IC can facilitate voltage level translation in communication systems, allowing compatibility between devices operating at different logic levels.

Detailed and Complete Alternative Models

1. SN74LVC1T45DBVR: SOT-23 package, similar specifications
2. SN74LVC1T45DRLR: VSON package, similar specifications
3. SN74LVC1T45YZPR: DSBGA package, similar specifications

These alternative models offer similar functionality and characteristics to the SN74LVC1T45DCKRE4, providing options for different packaging requirements or form factors.

In conclusion, the SN74LVC1T45DCKRE4 is a versatile single-bit, dual-supply voltage level translator IC that enables bidirectional voltage translation between different logic levels. With its wide supply voltage range, high-speed operation, and low power consumption, it finds applications in various fields requiring voltage level shifting.