SN74LV164APWT

Product Overview

• Category: Integrated Circuit
• Use: Shift Register
• Characteristics: Low-voltage, 8-bit, serial-in parallel-out shift register
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Serial-to-parallel data conversion
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2 V to 5.5 V
• Input Voltage Range: 0 V to VCC
• Output Voltage Range: 0 V to VCC
• Operating Temperature Range: -40°C to +85°C
• Maximum Clock Frequency: 100 MHz
• Number of Stages: 8

Detailed Pin Configuration

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

Functional Features

The SN74LV164APWT is an 8-bit shift register that performs serial-to-parallel data conversion. It accepts serial data input and shifts it into its internal register on each clock cycle. The parallel output is available at the QH pin, while the QH' pin provides the serial output. The device also features an output enable pin (OE) for controlling the output state.

Advantages and Disadvantages

Advantages: - Low-voltage operation allows for compatibility with a wide range of systems - Compact TSSOP package saves board space - High clock frequency enables fast data transfer

Disadvantages: - Limited number of stages may not be suitable for applications requiring larger shift registers - Lack of built-in error detection or correction mechanisms

Working Principles

The SN74LV164APWT operates based on the principle of serial data shifting. On each rising edge of the clock signal, the input data is shifted into the shift register, and the existing data is shifted to the next stage. The parallel output reflects the current state of the register. The output enable pin can be used to disable the outputs when necessary.

Detailed Application Field Plans

The SN74LV164APWT finds applications in various fields, including:

1. Digital Communication Systems: Used for data serialization and deserialization in communication protocols such as UART (Universal Asynchronous Receiver-Transmitter) and SPI (Serial Peripheral Interface).
2. Display Drivers: Enables efficient control of LED or LCD displays by converting serially received data into parallel outputs.
3. Industrial Automation: Utilized in control systems for sequential logic operations, such as controlling conveyor belts or sorting mechanisms.
4. Automotive Electronics: Integrated into automotive modules for functions like instrument clusters, lighting control, and sensor data processing.

Detailed and Complete Alternative Models

1. 74HC164: Similar 8-bit shift register with higher voltage tolerance (2 V to 6 V).
2. CD4015B: Dual 4-stage static shift register with complementary outputs.
3. SN54HC595: 8-bit shift register with storage register and serial/parallel data transfer capabilities.

These alternative models offer similar functionality but may have different specifications or package options.

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