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CD4021BPWR

Name: CD4021BPWR
Rating: 4.7 (12 reviews)

IC STATIC SHFT REG 8STG 16-TSSOP

Производитель
Мфр. Часть #CD4021BPWR
Пакет
Лист данных CD4021BPWR DataSheet
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Спецификации

Series	4000B
Part Status	Active
Logic Type	Shift Register
Output Type	Push-Pull
Number of Elements	1
Number of Bits per Element	8
Function	Parallel or Serial to Serial
Voltage - Supply	3V ~ 18V
Operating Temperature	-55°C ~ 125°C
Mounting Type	Surface Mount
Package / Case	16-TSSOP (0.173", 4.40mm Width)
Supplier Device Package	16-TSSOP
Base Product Number	CD4021

Обзор

Description

The CD4021BPWR is a high-speed, low-power, 8-stage static shift register integrated circuit (IC) from the CD4000 series. It is designed for use in digital circuits and can shift data serially or parallelly. The device operates with a voltage range of 3V to 15V, making it versatile for various applications.
Its primary functions include data storage, delay, and data transfer, supporting both asynchronous and synchronous operation modes. The CD4021BPWR features a reset function, enabling users to clear the register at any time. The IC is often used in applications such as data processing, control systems, and communication.
Packaged in a 16-pin dual in-line package (DIP), the CD4021BPWR is compatible with standard PCB designs and easy to integrate into existing systems. Overall, it provides a reliable solution for applications requiring efficient serial data handling.

Features

The CD4021BPWR is a 8-bit parallel-in/serial-out shift register. Key features include:
1. Parallel Input: Capable of loading 8 bits of data in parallel.
2. Serial Output: Converts parallel data to serial form for easy data transmission.
3. Standard Logic Levels: Compatible with CMOS and TTL logic levels, operating from a wide voltage range (3V to 15V).
4. Low Power Consumption: Designed for low power operation, making it suitable for battery-powered applications.
5. Synchronous Operation: Data is shifted on the rising edge of a clock signal, ensuring synchronized operation.
6. Asynchronous Reset: Allows for quick resetting of the register to an initial state.
7. High Noise Immunity: Enhanced noise margin due to CMOS technology.
8. Temperature Range: Operates reliably over a wide temperature range (-55°C to +125°C).
These features make the CD4021BPWR suitable for various digital applications, including data storage, conversion, and processing in computing and communication devices.

Package

The CD4021BPWR is packaged in a TSSOP (Thin Shrink Small Outline Package) with 16 pins. This surface-mount package is designed for space-saving applications in electronic circuits.

Pinout

The CD4021BPWR is a 8-stage parallel-in/serial-out shift register featuring a total of 16 pins. Its main functions include capturing parallel data and shifting it out serially, making it useful for applications like data storage and retrieval, and interfacing with microcontrollers.
Pin Count and Functions:
1. Pin 1: Q7 (serial output)
2. Pin 2: Q6
3. Pin 3: Q5
4. Pin 4: Q4
5. Pin 5: Q3
6. Pin 6: Q2
7. Pin 7: Q1
8. Pin 8: Q0 (parallel data input)
9. Pin 9: Strobe (shift register enable)
10. Pin 10: Clock
11. Pin 11: Shift/Load (mode select)
12. Pin 12: Reset
13. Pin 13: VSS (ground)
14. Pin 14: VDD (power supply)
15. Pin 15: NC (no connect)
16. Pin 16: NC (no connect)
This configuration allows for versatile data manipulation and communication in digital circuits.

Manufacturer

The CD4021BPWR is manufactured by Texas Instruments (TI), a well-known multinational company specializing in semiconductor design and manufacturing. Founded in 1930, Texas Instruments is a leader in the development of analog and embedded processing technologies, providing a wide range of products, including integrated circuits (ICs), microcontrollers, and digital signal processors. TI serves various markets, including automotive, industrial, communications, and consumer electronics. The company is recognized for its innovation and commitment to quality, making it a key player in the global electronics industry.

Application

The CD4021BPWR is a 8-bit static shift register primarily used in digital electronics for data storage, digital signal processing, and control applications. Common applications include data transfer in microcontroller projects, LED control, serial-to-parallel conversion, and interfacing with sensors. It is also utilized in timing circuits, as well as in expanding input/output capabilities in various electronic systems.

Equivalent

The CD4021BPWR is a 8-bit static shift register. Equivalent products include the 74HC595, 74HC165, and 74HC164, which also provide shift register functionality but may have different features or specifications. Always check the specific pin configuration and voltage ratings to ensure compatibility in your application.

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