SN74ALS29854DW

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Logic
• Characteristics: High-speed, low-power, 8-bit universal shift/storage register
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Shift register with parallel load and asynchronous reset
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Input/Output Compatibility: TTL (Transistor-Transistor Logic)
• Maximum Clock Frequency: 100 MHz
• Number of Bits: 8
• Output Drive Capability: ±24 mA

Detailed Pin Configuration

1. SER (Serial Data Input)
2. CLK (Clock Input)
3. RCLK (Register Clock Input)
4. SRCLR (Shift Register Clear Input)
5. OE (Output Enable Input)
6. QA-QH (Parallel Outputs)
7. GND (Ground)
8. VCC (Supply Voltage)

Functional Features

• Universal shift register with parallel load and asynchronous reset
• Serial data input with synchronous clocking
• Parallel outputs for easy interfacing with other devices
• Shift register clear input for resetting the register
• Output enable input for controlling the output state
• High-speed operation with low power consumption

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data processing - Low-power design reduces energy consumption - Versatile functionality with parallel load and asynchronous reset - Easy integration with other devices through parallel outputs

Disadvantages: - Limited supply voltage range (4.5V to 5.5V) - Operating temperature range may not be suitable for extreme environments - Output drive capability may not be sufficient for certain applications

Working Principles

The SN74ALS29854DW is a digital logic IC that functions as an 8-bit universal shift/storage register. It can be used to store and shift data in various applications. The serial data input (SER) receives data, which is then synchronized with the clock input (CLK). The register clock input (RCLK) controls the parallel loading of data into the register. The shift register clear input (SRCLR) resets the register asynchronously.

The parallel outputs (QA-QH) provide the stored data in parallel format, allowing easy interfacing with other devices. The output enable input (OE) enables or disables the outputs. The IC operates at high speeds with low power consumption, making it suitable for various digital logic applications.

Detailed Application Field Plans

The SN74ALS29854DW can be utilized in a wide range of applications, including: 1. Data storage and retrieval systems 2. Serial-to-parallel data conversion 3. Shift register-based counters and timers 4. Digital signal processing circuits 5. Communication systems 6. Microcontroller and microprocessor interfaces 7. Industrial automation and control systems

Detailed and Complete Alternative Models

1. SN74ALS29854N: DIP (Dual Inline Package) version of the same IC
2. SN74LS299: 8-bit universal shift register with parallel load and synchronous reset
3. CD4021B: 8-bit static shift register with parallel load and asynchronous reset
4. 74HC595: 8-bit serial-in, serial/parallel-out shift register with output latches

These alternative models offer similar functionality and can be considered as substitutes for the SN74ALS29854DW, depending on specific requirements and compatibility.

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