74HC4094D,652

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Shift Register
• Characteristics: Serial-in, parallel-out shift register with output latches
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Data storage and transfer device
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 2V to 6V
• Logic Family: HC (High-Speed CMOS)
• Number of Stages: 8
• Maximum Clock Frequency: 25 MHz
• Output Current: ±6 mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

1. SER (Serial Data Input)
2. RCLK (Register Clock Input)
3. SRCLK (Shift Register Clock Input)
4. OE (Output Enable Input)
5. QH' (Serial Data Output)
6. GND (Ground)
7. QH (Parallel Data Output)
8. VCC (Supply Voltage)

Functional Features

• Serial-in, parallel-out operation
• Output latches for storing data
• Cascadable for expanding the number of stages
• Output enable control for multiplexing applications
• High-speed operation up to 25 MHz clock frequency

Advantages

• Compact size and low power consumption
• Easy integration into digital circuits
• Flexible data storage and transfer capabilities
• Wide operating temperature range for various environments

Disadvantages

• Limited number of stages (8 in this case)
• Requires external clock signals for proper operation

Working Principles

The 74HC4094D,652 is a shift register IC that allows serial data to be loaded and then shifted out in parallel. It consists of eight flip-flops connected in series, forming an 8-stage shift register. The serial data is input through the SER pin and shifted through the register upon each rising edge of the SRCLK (Shift Register Clock) signal. The RCLK (Register Clock) signal latches the parallel data into the output registers, which can then be accessed through the QH and QH' pins. The OE (Output Enable) pin controls the output state, enabling or disabling the outputs.

Detailed Application Field Plans

• Data storage and transfer in microcontrollers and microprocessors
• LED matrix control
• Serial-to-parallel data conversion
• Multiplexing applications
• Industrial automation systems
• Communication devices

Detailed and Complete Alternative Models

• 74HC595: 8-bit serial-in, parallel-out shift register with output latches
• CD4094: CMOS 8-stage shift-and-store bus register
• SN74HC164: 8-bit serial-in, parallel-out shift register
• 74LS164: 8-bit serial-in, parallel-out shift register with asynchronous reset

Note: The above alternatives are just a few examples; there are many other similar ICs available in the market.

This entry provides an overview of the 74HC4094D,652 shift register IC, including its basic information, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.