Encyclopedia Entry: 74ALVC16244DL,118

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics: High-speed, low-power, bidirectional voltage translation
• Package: TSSOP-48
• Essence: Translates signals between different voltage levels in electronic circuits
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Logic Family: ALVC
• Number of Channels: 16
• Input Voltage Range (VCC): 1.2V to 3.6V
• Output Voltage Range (VCCA/VCCB): 1.2V to 3.6V
• Propagation Delay: 2.5 ns (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74ALVC16244DL,118 IC has a TSSOP-48 package with the following pin configuration:

VCCA 1 48 VCCB A1_IN 2 47 B1_OUT A2_IN 3 46 B2_OUT A3_IN 4 45 B3_OUT A4_IN 5 44 B4_OUT A5_IN 6 43 B5_OUT A6_IN 7 42 B6_OUT A7_IN 8 41 B7_OUT A8_IN 9 40 B8_OUT A9_IN 10 39 B9_OUT A10_IN 11 38 B10_OUT A11_IN 12 37 B11_OUT A12_IN 13 36 B12_OUT A13_IN 14 35 B13_OUT A14_IN 15 34 B14_OUT A15_IN 16 33 B15_OUT A16_IN 17 32 B16_OUT GND_A 18 31 GND_B OE_A 19 30 OE_B DIR_A 20 29 DIR_B B1_IN 21 28 A1_OUT B2_IN 22 27 A2_OUT B3_IN 23 26 A3_OUT B4_IN 24 25 A4_OUT

Functional Features

• Bidirectional voltage translation between two voltage domains (VCCA and VCCB)
• Supports level shifting for high-speed digital signals
• Low power consumption
• Wide operating voltage range

Advantages

• High-speed operation with low propagation delay
• Wide input and output voltage range compatibility
• Compact TSSOP package for space-constrained applications
• Suitable for various digital communication protocols

Disadvantages

• Limited number of channels (16)
• Requires external control signals for direction and enable/disable functionality

Working Principles

The 74ALVC16244DL,118 is a bidirectional voltage translator that allows seamless signal translation between two voltage domains. It utilizes a combination of MOSFETs and CMOS technology to achieve fast switching speeds and low power consumption. The direction of translation is controlled by the DIRA and DIRB pins, while the OEA and OEB pins enable or disable the outputs.

Detailed Application Field Plans

The 74ALVC16244DL,118 is commonly used in various applications that require voltage level translation, such as: - Microcontroller interfacing with different logic families - Communication interfaces (UART, SPI, I2C) between devices operating at different voltage levels - Mixed-voltage system integration - Battery-powered devices with multiple voltage domains

Detailed and Complete Alternative Models

• 74LVC16244A: Similar functionality with a wider operating voltage range (1.65V to 5.5V)
• SN74LVC16244A: Equivalent alternative from Texas Instruments
• MC74LVX16244: Alternative model with TTL-compatible inputs

Note: The above alternatives are provided for reference and may have slight differences in specifications and pin configuration. It is recommended to refer to the respective datasheets for detailed information.

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