74HC4094D

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74HC4094D

+BOM

Counter Shift Registers

  • ManufacturerNexperia

  • Mfr. Part #74HC4094D

  • In Stock28005

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Specifications

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Overview

Description

The 74HC4094D is a high-speed Si-gate CMOS device from the 74HC series, designed for use in a wide range of electronic applications. It functions as an 8-stage serial shift register with a storage latch for each stage and a 3-state parallel output. This device is particularly useful in applications requiring data storage and retrieval, signal buffering, and serial-to-parallel data conversion.
Key features include:
- A wide operating voltage range of 2V to 6V, making it versatile for various circuits.
- High-speed operation with a typical propagation delay of 11 ns at 5V.
- Low power consumption due to CMOS technology.
- The capability to drive up to 10 LSTTL loads, enhancing its interfacing ability.
- Direct interface with TTL levels.
The 74HC4094D is often used in LED displays, data acquisition systems, and anywhere a compact shift register with a latch is needed. It is packaged typically in SO-16, making it suitable for surface-mount applications. Its simplicity and efficiency make it a valuable component in digital electronics.

Equivalent

The 74HC4094D is a high-speed Si-gate CMOS device that is pin and functionally compatible with the 4094 series. Equivalent products include:
- 74HCT4094: A similar CMOS technology variant with TTL-compatible inputs.
- CD4094: A CD4000 series variant offering similar functionality.
- HEF4094: A similar CMOS shift register from the HEF4000 family.
- MC14094: The Motorola equivalent in the CMOS logic family.
These alternatives can be used in applications requiring an 8-bit shift-and-store register with output latches.

Features

The 74HC4094D is a high-speed Si-gate CMOS device that features an 8-bit shift register with a storage register and three-state outputs. Key features include:
1. High-Speed Operation: Compatible with low-power Schottky TTL (LSTTL), it offers fast switching times.
2. 8-Bit Shift Register: Allows for serial-to-parallel data conversion.
3. Storage Register: Facilitates data storage, enabling parallel output.
4. Three-State Outputs: Provides capability for bus interface, allowing multiple outputs to connect to a common bus without interference.
5. Operating Voltage: Typically ranges from 2V to 6V, making it suitable for various applications.
6. Low Power Consumption: Characteristic of CMOS technology, ensuring energy efficiency.
7. Wide Temperature Range: Operates effectively across various environmental conditions, from -40°C to +85°C.
8. Pin Compatibility: Compatible with standard 4000 series and 74 series logic ICs.
These features make the 74HC4094D ideal for use in digital circuits requiring serial-to-parallel conversion, data storage, and bus interfacing.

Pinout

The 74HC4094D is a 16-pin integrated circuit that functions as an 8-bit shift-and-store register (also known as a shift register with output latches). Its key features and pin functions are as follows:
1. Pin 1 (Q1) to Pin 8 (Q8): These are the parallel output pins for the stored data.
2. Pin 9 (GND): Ground pin, connected to 0V.
3. Pin 10 (CP - Clock Input): This is the clock input pin; data is shifted on the rising edge of the clock.
4. Pin 11 (ST_CP - Strobe/Storage Register Clock Pin): Used to transfer data from the shift register to the storage register.
5. Pin 12 (DS - Data Serial Input): Input pin for the serial data.
6. Pin 13 (OE - Output Enable): Active low; enables the output pins Q1 to Q8.
7. Pin 14 (Q7S - Serial Output): This is the serial output pin used for cascading multiple devices.
8. Pin 15 (MR - Master Reset): Active low; clears all data in shift and storage registers.
9. Pin 16 (VCC): Supply voltage pin.
The chip is commonly used in digital circuits for data storage and transfer applications.

Manufacturer

The 74HC4094D is manufactured by Nexperia. Nexperia is a global semiconductor company that specializes in the production of discrete components, logic devices, and MOSFETs. Originally part of NXP Semiconductors, Nexperia became an independent entity in 2017. The company focuses on efficiency in production and innovation, catering to a wide range of applications in automotive, industrial, computing, and consumer electronics sectors. Nexperia is known for its reliable and high-performance semiconductor products.

Application

The 74HC4094D is a high-speed Si-gate CMOS device used in digital electronics. Its application areas include:
1. LED Displays and Indicators: It is often used for driving multiple LEDs in displays, enabling efficient control with minimal microcontroller pins.

2. Data Communication: In digital communication systems, it's utilized for data signal serialization and deserialization.
3. Signal Processing: Acts in digital signal processing systems for tasks requiring parallel-to-serial data conversion.
4. Microcontroller I/O Expansion: It extends the I/O capabilities of microcontrollers by serially controlling multiple outputs with few pins.
5. Shift Register Applications: Used in circuits requiring parallel output from serial input, such as memory registers.
These versatile applications make it an essential component in various digital circuits.

Package

The 74HC4094D is typically available in a surface-mount package, specifically the SOIC-16 (Small Outline Integrated Circuit) package. This form factor is designed for mounting directly onto the surface of printed circuit boards.

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