SN74HC373N

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SN74HC373N

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IC OCT TRANSP D LATCH 20-DIP

  • ПроизводительТехасские инструменты

  • Мфр. Часть #SN74HC373N

  • Лист данных SN74HC373N DataSheet

  • Пакет PDIP (N)-20

  • В наличии6813

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Спецификации

Атрибут Ценность
Package Tube
Series 74HC
ProductStatus Active
LogicType D-Type Transparent Latch
Circuit 8:8
OutputType Tri-State
Voltage-Supply 2V ~ 6V
IndependentCircuits 1
DelayTime-Propagation 15ns
Current-OutputHighLow 7.8mA, 7.8mA
OperatingTemperature -40°C ~ 85°C
MountingType Through Hole
Package/Case 20-DIP (0.300, 7.62mm)

Обзор

Description

The SN74HC373N is a high-speed octal transparent D-type latch integrated circuit, part of the 74HC series by Texas Instruments. It features eight latches that can independently store and transfer data, making it useful in applications requiring temporary data storage and controlled data flow. Each latch is designed with a 3-state output capability, allowing multiple outputs to share the same bus line.
Key features include a wide operating voltage range of 2V to 6V, low power consumption due to CMOS technology, and a typical propagation delay of 14 ns, ensuring fast data processing. The SN74HC373N is pin-compatible with the traditional 74LS373 series but offers improved speed and lower power consumption.
In operation, the device can be controlled via an enable (G) and a latch-enable (LE) pin. When the LE pin is high, the data present at the input pins (D0-D7) is latched onto the output pins (Q0-Q7). The G pin, when low, enables the outputs, and when high, puts the outputs in a high-impedance state.
This IC is commonly used in memory interfaces, data acquisition systems, and digital systems requiring data latching and buffering.

Equivalent

The SN74HC373N is a high-speed octal D-type transparent latch. Equivalent products from other manufacturers include:
1. 74HCT373 - NXP, ON Semiconductor
2. MC74HC373 - ON Semiconductor
3. CD74HC373 - Texas Instruments
4. TC74HC373 - Toshiba
5. MM74HC373 - Fairchild Semiconductor (now ON Semiconductor)
These alternatives generally offer similar functionality and electrical characteristics, but it's important to verify pin configuration and timing specs before substituting in your application.

Features

The SN74HC373N is a high-speed CMOS octal D-type transparent latch with 3-state outputs, primarily used for temporary data storage and buffering. Key features include:
1. High-Speed Operation: It supports a wide range of supply voltages (2V to 6V) and achieves high-speed operation typical of CMOS technology.

2. Low Power Consumption: The device offers low power dissipation due to its CMOS architecture.
3. 3-State Outputs: Its outputs can be set to a high-impedance state, allowing for easy bus interfacing.
4. Latch Enable (LE): Data is transparently latched when LE is high, and retained when LE is low.
5. Output Control (OC): The outputs can be disabled independently of the clock state using an output control pin.
6. TTL Compatibility: It is compatible with TTL logic, facilitating integration with other TTL devices.
7. Temperature Range: It operates over a wide temperature range, making it suitable for various environments.
These features make the SN74HC373N ideal for applications in computing, telecommunications, and consumer electronics where data storage and bus interfacing are required.

Pinout

The SN74HC373N is a 20-pin integrated circuit that functions as an octal transparent D-type latch with 3-state outputs. It is part of the 74HC series of high-speed CMOS logic devices. The primary function of the SN74HC373N is to temporarily hold and isolate digital data, making it useful in a variety of digital applications such as memory addressing or data bus interfacing.
Key features of the SN74HC373N include:
- 8 Latches: It consists of eight latches that can capture and store the input data when the latch enable (LE) pin is active.
- 3-State Outputs: The outputs can be set to a high-impedance state using the output enable (OE) pin, allowing multiple devices to connect to a common bus without interference.
- Pin Configuration: It has 8 data inputs (D0-D7), 8 data outputs (Q0-Q7), a latch enable pin (LE), an output enable pin (OE), power supply pins (VCC and GND), and control pins.
This configuration provides flexibility in controlling data flow and storage in digital circuits, making the SN74HC373N a versatile component in digital electronics.

Manufacturer

The SN74HC373N is manufactured by Texas Instruments, a well-known technology company. Texas Instruments (TI) is an American company renowned for its development and manufacturing of semiconductors and integrated circuits. TI is a significant player in the electronics industry, producing products that are used in a wide range of applications, from consumer electronics to industrial equipment. They specialize in analog chips, embedded processors, and a variety of digital components, providing solutions that advance industries such as automotive, industrial, personal electronics, communications, and enterprise systems.

Application

The SN74HC373N is an octal transparent D-type latch used in digital circuits. Its primary application areas include microcontroller interfacing, memory address latching, data buffering, and bus driving. It is commonly used in systems that require temporary data storage and transfer between different parts of a circuit. The device is ideal for use in control and timing applications, data acquisition systems, and digital signal processing architectures. Its ability to latch data when enabled makes it useful for holding data values stable during processing, reducing the need for constant data input updates.

Package

The SN74HC373N is a high-speed CMOS octal transparent D-type latch with 3-state outputs. The package type is a 20-pin dual in-line package (DIP), which is commonly used for through-hole mounting on printed circuit boards.

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