SN74HC165ANSR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Shift Register
• Characteristics: Serial-in, Parallel-out, 8-bit, High-Speed
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Converts serial data input into parallel output
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2V to 6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Maximum Clock Frequency: 100 MHz
• Maximum Data Rate: 200 Mbps

Pin Configuration

The SN74HC165ANSR has a total of 16 pins. The detailed pin configuration is as follows:

1. SER (Serial Data Input)
2. QH' (Serial Data Output)
3. CLK (Clock Input)
4. GND (Ground)
5. D7 (Parallel Data Output)
6. D6 (Parallel Data Output)
7. D5 (Parallel Data Output)
8. D4 (Parallel Data Output)
9. D3 (Parallel Data Output)
10. D2 (Parallel Data Output)
11. D1 (Parallel Data Output)
12. D0 (Parallel Data Output)
13. MR (Master Reset)
14. SH/LD (Shift/Load Input)
15. QA (Parallel Data Input)
16. VCC (Supply Voltage)

Functional Features

• Serial-to-parallel conversion: The SN74HC165ANSR can convert serial data input into parallel output.
• High-speed operation: It operates at a maximum clock frequency of 100 MHz, allowing for fast data transfer.
• Cascadable: Multiple SN74HC165ANSR ICs can be cascaded to increase the number of parallel outputs.
• Master reset: The MR pin allows for resetting the shift register to its initial state.
• Shift/load control: The SH/LD pin controls the shift or load operation of the shift register.

Advantages and Disadvantages

Advantages: - High-speed operation enables quick data transfer. - Cascadable feature allows for expanding the number of parallel outputs. - Small package size (SOIC) makes it suitable for space-constrained applications.

Disadvantages: - Limited number of parallel outputs (8 bits). - Requires an external clock signal for operation.

Working Principles

The SN74HC165ANSR is a serial-in, parallel-out shift register. It receives serial data input through the SER pin and shifts the data into its internal storage registers on each rising edge of the clock signal applied to the CLK pin. The parallel output is available on the D0-D7 pins. The shift/load operation is controlled by the SH/LD pin. When SH/LD is low, the shift operation is enabled, allowing the data to be shifted in. When SH/LD is high, the load operation is enabled, latching the data from the serial input into the parallel output registers.

Detailed Application Field Plans

The SN74HC165ANSR can be used in various applications, including:

1. Data acquisition systems
2. Serial-to-parallel conversion in communication interfaces
3. Industrial automation and control systems
4. LED matrix displays
5. Keypad scanning circuits
6. Digital counters and timers

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the SN74HC165ANSR are:

1. CD74HC165E: 8-bit parallel-load shift register
2. 74HC165D: 8-bit parallel-in/serial-out shift register
3. MC74HC165AN: High-speed CMOS 8-bit parallel-in/serial-out shift register
4. SN74HC165D: 8-bit parallel-load shift register with serial output

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

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