SN74LV165ADR

Product Overview

• Category: Integrated Circuit
• Use: Shift Register
• Characteristics: Serial-in, Parallel-out, 8-bit, Low-voltage
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Data storage and transfer
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 2V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Maximum Clock Frequency: 50 MHz
• Number of Bits: 8
• Logic Family: LV (Low Voltage)

Detailed Pin Configuration

The SN74LV165ADR has a total of 16 pins. The pin configuration is as follows:

1. SER (Serial Data Input)
2. QA (Parallel Output A)
3. QB (Parallel Output B)
4. QC (Parallel Output C)
5. QD (Parallel Output D)
6. QE (Parallel Output E)
7. QF (Parallel Output F)
8. QG (Parallel Output G)
9. QH (Parallel Output H)
10. GND (Ground)
11. CLK (Clock Input)
12. ~PL (Parallel Load Input)
13. ~CE (Chip Enable Input)
14. ~MR (Master Reset Input)
15. VCC (Supply Voltage)
16. QH' (Serial Output)

Functional Features

• Serial-in, parallel-out shift register operation
• Data can be loaded in parallel or shifted in serially
• Outputs can be latched using the parallel load input
• Chip enable input allows for power-saving mode
• Master reset input resets the shift register to its initial state

Advantages and Disadvantages

Advantages: - Low-voltage operation allows for compatibility with a wide range of systems - Serial and parallel data transfer options provide flexibility in data handling - Small package size enables space-saving designs - Power-saving mode helps conserve energy

Disadvantages: - Limited to 8-bit data storage and transfer - Maximum clock frequency may be insufficient for high-speed applications - Lack of built-in error detection or correction mechanisms

Working Principles

The SN74LV165ADR is a shift register that can store and transfer data. It operates by shifting the data bits from the serial input (SER) to the parallel outputs (QA-QH). The clock input (CLK) controls the shifting process.

When the parallel load input (~PL) is low, the data is shifted in serially. When the parallel load input is high, the data is loaded in parallel into the shift register. The chip enable input (~CE) allows the device to enter a power-saving mode when not in use. The master reset input (~MR) resets the shift register to its initial state.

Detailed Application Field Plans

The SN74LV165ADR is commonly used in various applications, including:

1. Data acquisition systems
2. Industrial automation
3. Communication equipment
4. Consumer electronics
5. Automotive electronics
6. Robotics

In data acquisition systems, the shift register is used to capture and store data from multiple sensors or inputs. In industrial automation, it can be utilized for control and monitoring purposes. Communication equipment often employs shift registers for data serialization and deserialization. In consumer electronics and automotive electronics, they are used for various data processing tasks. Robotics applications may utilize shift registers for controlling multiple actuators or sensors.

Detailed and Complete Alternative Models

Some alternative models to the SN74LV165ADR include:

1. CD74HC165E: High-speed CMOS logic family, 8-bit shift register
2. 74HC165D: High-speed CMOS logic family, 8-bit shift register with parallel load
3. SN74HC165N: High-speed CMOS logic family, 8-bit shift register with asynchronous clear
4. CD4015BE: CMOS logic family, dual 4-stage static shift register
5. 74LS164N: Low-power Schottky TTL logic family, 8-bit serial-in/parallel-out shift register

These alternative models offer similar functionality but may have different characteristics, package options, or voltage requirements.

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