HCF4094BEY

Product Overview

• Category: Integrated Circuit (IC)
• Use: Shift Register
• Characteristics: Serial-In, Parallel-Out, 8-Bit, CMOS Logic
• Package: DIP-16 (Dual In-Line Package with 16 pins)
• Essence: Efficient data storage and transfer
• Packaging/Quantity: Available in tubes of 25 units or reels of 2,500 units

Specifications

• Supply Voltage: 3V to 18V
• Logic Family: CMOS
• Operating Temperature Range: -55°C to +125°C
• Maximum Clock Frequency: 10 MHz
• Output Current: ±6 mA
• Propagation Delay: 60 ns (typical)

Pin Configuration

The HCF4094BEY has a total of 16 pins. The pin configuration is as follows:

1. Serial Data Input (DS)
2. Serial Data Output (Q7')
3. Clock Input (CP)
4. Strobe Input (ST_CP)
5. Reset Input (MR)
6. Output Enable Input (OE)
7. Q0 Output
8. Q1 Output
9. Q2 Output
10. Q3 Output
11. Q4 Output
12. Q5 Output
13. Q6 Output
14. Ground (GND)
15. VDD (Positive Power Supply)
16. Q7 Output

Functional Features

• Serial-in, parallel-out shift register functionality
• High-speed operation with low power consumption
• Wide operating voltage range for versatile applications
• Built-in output latches for stable data storage
• Cascadable for expanding the number of outputs
• Output enable control for easy interfacing with other devices

Advantages and Disadvantages

Advantages

• Efficient data storage and transfer
• Versatile operating voltage range
• High-speed operation
• Low power consumption
• Cascadable for expanding outputs
• Easy interfacing with other devices

Disadvantages

• Propagation delay may limit high-frequency applications
• Limited output current capacity

Working Principles

The HCF4094BEY is a CMOS shift register IC that allows serial data to be loaded and then shifted out in parallel. It operates based on clock pulses received at the CP (Clock Input) pin. The data is transferred from the Serial Data Input (DS) pin to the Q0-Q7 outputs upon each clock pulse. The Strobe Input (ST_CP) pin controls the latching of the data into the output registers, while the Reset Input (MR) pin resets the shift register to its initial state. The Output Enable Input (OE) pin enables or disables the outputs.

Detailed Application Field Plans

The HCF4094BEY is widely used in various applications, including:

1. LED Displays: Controlling multiple LEDs efficiently using fewer microcontroller pins.
2. Digital Counters: Implementing sequential counting circuits.
3. Data Storage: Storing and transferring data in serial-to-parallel conversion applications.
4. Shift Register Chains: Cascading multiple HCF4094BEY ICs to increase the number of outputs.
5. Control Systems: Building control logic for various systems.

Alternative Models

Other alternative models that provide similar functionality to the HCF4094BEY include:

1. 74HC4094: Similar shift register IC with TTL logic family.
2. CD4094: Another CMOS shift register IC with comparable features.
3. SN74HC595: 8-bit shift register with serial-in, parallel-out functionality.

These alternative models can be considered based on specific project requirements and availability.

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