74HC165D,653

The 74HC165D is an 8-bit parallel-in/serial-out shift register, commonly used in digital circuits to convert parallel data into serial data. It operates with a supply voltage of 2V to 6V and is part of the 74HC (High-speed CMOS) series, which features low power consumption and high-speed operation.
The device has several key pins:
- SER (serial output) for the output data,
- PL (parallel load) to load data from parallel inputs,
- CLK (clock) to shift data during each clock pulse,
- SRCLK (serial clock) to control the output timing.
When the parallel load is activated, data from the parallel inputs (A-H) is captured. Once PL is deactivated, each clock pulse shifts the data out serially. The 74HC165D is often used in applications like microcontroller interfacing, LED displays, and data communication due to its efficiency in handling multiple inputs with minimal pin usage.

The 74HC165D is an 8-bit parallel-in/serial-out shift register designed for high-speed digital applications. Key features include:
1. Parallel Input: It can capture 8 bits of data simultaneously on its parallel inputs (A-H).
2. Serial Output: Data can be shifted out serially, making it ideal for interfacing with microcontrollers or other digital circuits with limited I/O pins.
3. Shift Register Mode: Operates in shift register mode for sequential data transfer.
4. Clock Control: Data shifting is controlled by an external clock signal, allowing synchronization with other components.
5. Active Low Outputs: The outputs can be activated with a low signal, providing flexibility in logic levels.
6. Cascadable: Multiple 74HC165D chips can be cascaded to expand the number of input bits.
7. Supply Voltage: Operates on a wide supply voltage range (2V to 6V).
8. Temperature Range: Supports a commercial temperature range of -40°C to 125°C.
These features make the 74HC165D suitable for applications in data acquisition, communication systems, and interfacing with sensors.

The 74HC165D,653 is typically packaged in a 16-pin Dual In-line Package (DIP) format. It may also be available in other package types, such as SOIC (Small Outline Integrated Circuit) or TSSOP (Thin Shrink Small Outline Package), depending on the specific variant and manufacturer.

The 74HC165D,653 is an 8-bit parallel-in/serial-out shift register. It has a total of 16 pins.
Pin Count and Functions:
1. Pin 1 (Q7): Serial data output (MSB).
2. Pin 2 (Q6): Serial data output.
3. Pin 3 (Q5): Serial data output.
4. Pin 4 (Q4): Serial data output.
5. Pin 5 (Q3): Serial data output.
6. Pin 6 (Q2): Serial data output.
7. Pin 7 (Q1): Serial data output.
8. Pin 8 (Q0): Serial data output (LSB).
9. Pin 9 (GND): Ground.
10. Pin 10 (PL): Parallel load input (active low).
11. Pin 11 (SRCLK): Shift register clock input.
12. Pin 12 (SRCLR): Shift register clear (active low).
13. Pin 13 (OE): Output enable (active low).
14. Pin 14 (VCC): Power supply (+2V to +6V).
15. Pin 15 (NC): Not connected (reserved).
16. Pin 16 (NC): Not connected (reserved).
This device allows for the parallel loading of data and sequential shifting out of bits, useful in various digital applications.

The manufacturer of the 74HC165D,653 is Nexperia. Nexperia is a semiconductor company that specializes in the development and production of discrete, logic, and MOSFET components. It was established in 2017 when it was spun off from NXP Semiconductors. Nexperia focuses on providing high-quality, reliable products for various applications, including automotive, industrial, consumer electronics, and telecommunications. The 74HC165 is an 8-bit serial-in, parallel-out shift register, commonly used in digital circuits for data storage and transfer.

The 74HC165D and 74HC165A are 8-bit parallel-in/serial-out shift registers used in various applications, including data acquisition, LED display multiplexing, and interfacing with microcontrollers. They allow for efficient data transfer from parallel to serial format, making them ideal for expanding input/output capabilities, such as reading multiple sensor states or controlling multiple devices with fewer microcontroller pins. Common use cases include robotics, automation systems, and digital signal processing.

The 74HC165D,653 is a parallel-in/serial-out shift register. Equivalent products include:
1. 74HC165
2. 74HCT165
3. 74LS165
Check specific voltage and logic level compatibility for your application.