CD4044BDR

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CD4044BDR

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IC QUAD NAND R/S LATCH 16SOIC

  • メーカーSTマイクロエレクトロニクス

  • メーカー品番 #CD4044BDR

  • パッケージ SOIC (D)-16

  • 在庫状況4172

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仕様

属性
Package Tape & Reel (TR),Cut Tape (CT)
Series 4000B
ProductStatus Active
LogicType S-R Latch
Circuit 1:1
OutputType Tri-State
Voltage-Supply 3V ~ 18V
IndependentCircuits 4
DelayTime-Propagation 50ns
Current-OutputHighLow 6.8mA, 6.8mA
OperatingTemperature -55°C ~ 125°C
MountingType Surface Mount
Package/Case 16-SOIC (0.154, 3.90mm Width)

概要

Description

The CD4044BDR is a CMOS quad bilateral switch integrated circuit designed for digital and analog signal switching. It features four independent switches with low ON resistance, ensuring efficient signal transmission. Each switch in the CD4044BDR can control bidirectional analog or digital signals, allowing it to be used in a variety of applications, such as multiplexers, demultiplexers, and signal gating.
Key features of the CD4044BDR include a wide supply voltage range (typically 3V to 15V), low power consumption, and high noise immunity, making it suitable for both battery-powered and low-power applications. The device is compatible with TTL, CMOS, and other digital logic families, which enhances its versatility in different electronic circuits.
The CD4044BDR also includes ESD protection, making it robust against electrostatic discharge, and has a high degree of reliability and stability across various temperature ranges. Its small package size makes it ideal for use in space-constrained applications.

Equivalent

The CD4044BDR is a quad NOR R/S latch IC. Equivalent products include the MC14044 from ON Semiconductor, HEF4044B from NXP, and the TC4044BP from Toshiba. These chips serve similar functions in digital logic applications and can typically be used interchangeably, although it is important to verify the electrical characteristics and pin configurations match your specific requirements.

Features

The CD4044BDR is a CMOS quad 3-state R/S latch integrated circuit. Key features include:
1. Quad Configuration: It contains four independent R/S (reset/set) latches.
2. 3-State Outputs: The outputs can be in one of three states: high, low, or high-impedance, allowing for easy bus interfacing.
3. Wide Supply Voltage Range: Operates from 3V to 15V, making it versatile for various applications.
4. Low Power Consumption: Due to CMOS technology, it consumes very little power.
5. High Noise Immunity: Provides robust performance even in noisy environments.
6. Latch-Up Performance: High latch-up immunity with a minimum current of 100mA.
7. Temperature Range: Suitable for operation in a range of conditions, typically -55°C to 125°C.
8. Input Protection: Built-in protection against electrostatic discharge.
9. TTL Compatibility: Compatible with TTL levels when operated under certain conditions.
These features make the CD4044BDR suitable for memory storage, sequential logic applications, and interfacing logics in digital systems.

Pinout

The CD4044BDR is a quad NOR latch integrated circuit, which means it includes four independent NOR latches. It typically comes in a 16-pin package. Here is a brief overview of its pin configuration and function:
1. VDD (Pin 16): Power supply voltage.
2. VSS (Pin 8): Ground.
3. Qn (Pins 2, 5, 10, 13): Outputs for the four latches.
4. Qn (Pins 3, 6, 11, 14): Complementary outputs.
5. SET (Pins 1, 4, 9, 12): Set inputs for each latch.
6. RESET (Pins 15, 7): Reset inputs for the latches.
Each latch operates independently, and its state is controlled by the SET and RESET inputs. The Q output goes high when the SET input is high, and it is reset to low when the RESET input is high. The device operates across a wide range of supply voltages and is commonly used in digital logic applications where a memory function is required.

Manufacturer

The CD4044BDR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic products and solutions. TI is well-known for its development and production of analog and embedded processing chips, which are used in various applications, including industrial, automotive, personal electronics, and communications equipment. The company is headquartered in Dallas, Texas, and has a significant presence worldwide, providing advanced semiconductor solutions and focusing on innovation to meet the evolving needs of its customers.

Application

The CD4044BDR is a quad 3-state R/S latch integrated circuit commonly used in applications requiring a memory element or basic storage function. Key application areas include:
1. Digital Systems: Used for data storage and retrieval in digital circuits.
2. State Machines: Implements basic state holding elements in sequential logic circuits.
3. Control Systems: Provides latch functionality in control systems for temporary data storage.
4. Debouncing Switches: Stabilizes signals in switch debounce applications.
5. Signal Isolation: Offers signal isolation in multiplexers and other logic circuits.
6. Interfacing: Facilitates interfacing between asynchronous and synchronous systems.
These latches are valued for their versatility in both commercial and industrial electronics.

Package

The CD4044BDR is a quad 3-state R-S latch integrated circuit. Its package type is SOIC-16 (Small Outline Integrated Circuit with 16 pins), which is a surface-mount package commonly used for electronic circuits.

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