SN74HC573APWR

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SN74HC573APWR

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IC OCTAL TRANSP LATCH 20-TSSOP

  • FabricanteTexas Instruments

  • Peça do Fabricante #SN74HC573APWR

  • Pacote TSSOP-20

  • Em Estoque3007

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Especificações

Atributo Valor
Package Tape & Reel (TR),Cut Tape (CT)
Series 74HC
ProductStatus Active
LogicType D-Type Transparent Latch
Circuit 8:8
OutputType Tri-State
Voltage-Supply 2V ~ 6V
IndependentCircuits 1
DelayTime-Propagation 23ns
Current-OutputHighLow 7.8mA, 7.8mA
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 20-TSSOP (0.173, 4.40mm Width)

Visão Geral

Description

The SN74HC573APWR is a high-speed CMOS octal D-type transparent latch designed for use in a wide variety of applications. It features eight latches with 3-state outputs, which makes it ideal for bus-oriented systems. The device operates with a broad range of supply voltages, typically from 2V to 6V, and is compatible with TTL logic levels, ensuring versatility across different systems.
Key features include low power consumption, thanks to CMOS technology, and high noise immunity, which enhances performance in noisy environments. The latches are transparent, meaning data at the input is transferred directly to the output when the latch-enable (LE) input is high. When LE is low, the last data present before the latch was disabled is retained at the output.
The SN74HC573APWR is commonly used in applications requiring temporary data storage, data sequencing, or data buffering. It comes in a TSSOP (Thin Shrink Small Outline Package), facilitating high-density PCB designs. This makes it suitable for compact, space-constrained applications.

Equivalent

The SN74HC573APWR is a high-speed CMOS octal D-type transparent latch with 3-state outputs. Equivalent products include:
1. CD74HC573M96 by Texas Instruments
2. MC74HC573ADWG by ON Semiconductor
3. 74HC573D by Nexperia
4. TC74HC573AP by Toshiba
These alternatives offer similar functionality and pin configuration, making them suitable replacements in various applications. Always verify the specifications and compatibility with your design requirements.

Features

The SN74HC573APWR is a high-speed CMOS octal transparent D-type latch with 3-state outputs. Key features include:
1. Wide Operating Voltage: Supports a voltage range of 2V to 6V, enhancing compatibility with various systems.
2. High-Speed CMOS Logic: Ensures rapid data processing with low power consumption.
3. 3-State Outputs: Allows multiple devices to connect to a common bus without interference.
4. Latch Enable (LE) and Output Enable (OE) Controls: Provides flexibility in data management and output control.
5. Low Power Consumption: Features a reduced power requirement, making it suitable for battery-operated devices.
6. High Noise Immunity: Designed to maintain stable operation in noisy environments.
7. Latch-Up Performance: Capable of withstanding greater than 100 mA per JESD 17.
8. Package Options: Available in different packaging, including the TSSOP package, for various application needs.
9. RoHS Compliant: Meets environmental standards for hazardous substances.
These features make the SN74HC573APWR ideal for use in applications requiring efficient data storage and transfer, such as memory address latching and temporary data storage.

Pinout

The SN74HC573APWR is an octal D-type transparent latch with three-state outputs. It is commonly used in applications that require temporary data storage and buffering. The device is part of the 74HC family, which is designed to operate at high speeds with low power consumption.
The SN74HC573APWR comes in a 20-pin package. Its pin functions are as follows:
- Pins 1 and 19: OE (Output Enable, active low) and LE (Latch Enable).
- Pins 2 to 9: D0 to D7 (Data inputs).
- Pins 11 to 18: Q0 to Q7 (Three-state outputs).
- Pin 10: GND (Ground).
- Pin 20: VCC (Supply voltage).
The LE pin controls the latching of data from the inputs to the outputs. When LE is high, the latch is transparent, and data at the inputs appear at the outputs. When LE is low, the data is latched. The OE pin controls the output state; when OE is low, outputs are enabled, and when OE is high, outputs are in a high-impedance state. This feature is useful for bus-oriented systems.

Manufacturer

The SN74HC573APWR is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits. It is one of the top semiconductor companies globally and serves a large range of industries including automotive, industrial, personal electronics, communications, and enterprise systems. TI is well-known for its analog chips and embedded processors, providing solutions for power management, data converters, amplifiers, and more. The company is based in Dallas, Texas, and has a history of innovation in the electronics and semiconductor sectors.

Application

The SN74HC573APWR is an octal D-type transparent latch with 3-state outputs, commonly used in applications requiring temporary data storage and buffering. It is often utilized in digital circuit designs for interfacing between microcontrollers and peripheral devices. Specific application areas include:
1. Data buffering: Helps in managing data flow between slower peripherals and faster processing units.
2. Address latching: Used in microprocessor systems to hold addresses during multiplexed address/data operations.
3. Memory interfacing: Facilitates communication between processors and memory units by holding and latching address or data lines.
4. Switch debouncing: Stabilizes input from mechanical switches before processing.
5. LED displays: Drives multiple LEDs in display systems.
These versatile latches are ideal for improving efficiency and reliability in digital systems.

Package

The SN74HC573APWR is a surface-mount package type known as TSSOP (Thin Shrink Small Outline Package).

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