The 74HC165 is a high-speed CMOS 8-bit parallel in/serial out shift register IC designed for a wide range of digital logic applications. It is housed in a compact SOIC-16 surface-mount device (SMD) package, making it suitable for high-density circuit board layouts. Here’s a detailed description of the product:

Key Features:

• Type: 8-Bit Parallel In/Serial Out Shift Register
• Package: SOIC-16 (Small Outline Integrated Circuit)
• Logic Family: 74HC (High-Speed CMOS)
• Operating Voltage: 2V to 6V
• Low Power Consumption: CMOS technology ensures low static power consumption
• High-Speed Operation: Fast propagation delay
• Direct Interface: Compatible with TTL, NMOS, and CMOS logic levels

Applications:

• Data Storage: Ideal for temporary data storage and transfer in digital circuits
• Data Communication: Suitable for serial data communication applications
• Microcontroller Interfacing: Commonly used for expanding input lines in microcontroller systems
• Digital Logic Circuits: Useful in general-purpose digital logic and control applications
• Signal Processing: Can be used in signal processing for converting parallel data to serial data

Pin Configuration:

• Pin 1 (Q7): Serial data output (bit 7)
• Pin 2 (CLK): Clock input (triggers data shift on rising edge)
• Pin 3 (CLK INH): Clock inhibit (disables clock input when high)
• Pin 4 (SH/LD): Shift/Load input (parallel load when low, shift when high)
• Pin 5 (D0): Parallel data input (bit 0)
• Pin 6 (D1): Parallel data input (bit 1)
• Pin 7 (D2): Parallel data input (bit 2)
• Pin 8 (GND): Ground
• Pin 9 (D3): Parallel data input (bit 3)
• Pin 10 (D4): Parallel data input (bit 4)
• Pin 11 (D5): Parallel data input (bit 5)
• Pin 12 (D6): Parallel data input (bit 6)
• Pin 13 (D7): Parallel data input (bit 7)
• Pin 14 (Q7S): Serial data output after the 7th shift
• Pin 15 (SER): Serial data input
• Pin 16 (VCC): Supply voltage

Electrical Characteristics:

• Supply Voltage (Vcc): 2V to 6V
• Input Voltage (Vin): 0V to Vcc
• Output Voltage (Vout): 0V to Vcc
• Low Input Current (Iin): ±1μA max
• Low Output Current (Iout): ±25mA max
• Propagation Delay: Typically 13ns at Vcc = 5V
• Power Consumption: Low power consumption due to CMOS technology

Note: Product images are for illustrative purposes only and may differ from the actual product.