Overview
The 74HC165BQ,115 is an 8-bit parallel-in/serial-out shift register produced by Nexperia USA Inc. This device is part of the 74HC series and is designed for use in a variety of digital logic and control circuits. It features a serial data input (DS) and eight parallel data inputs (D0 to D7), along with two complementary serial outputs (Q7 and Q7'). The shift register can operate in both parallel and serial input modes, making it versatile for different application needs.
Key Specifications
| Parameter | Value |
|---|---|
| Type Number | 74HC165BQ |
| Package | 16-DHVQFN (SOT763-1) |
| Supply Voltage (VCC) | 2.0 - 6.0 V |
| Logic Switching Levels | CMOS |
| Output Drive Capability | ± 5.2 mA |
| Propagation Delay (tpd) | 16 ns |
| Maximum Frequency (fmax) | 56 MHz |
| Number of Bits | 8 |
| Operating Temperature | -40°C to 125°C |
| Mounting Type | Surface Mount |
| Logic Type | Shift Register |
| Function | Parallel or Serial to Serial |
Key Features
- Parallel or Serial Input, Serial Output: The device can load data either in parallel or serially and outputs data serially.
- 3-State Output Control: The outputs can be set to a high-impedance state, allowing for bus-oriented applications.
- Wide Supply Voltage Range: Operates from 2.0 to 6.0 V, making it suitable for various power supply conditions.
- Low Power Dissipation: CMOS technology ensures low power consumption.
- High Noise Immunity: Provides robust performance against noise.
- Asynchronous 8-Bit Parallel Load: Data can be loaded into the shift register asynchronously.
- Synchronous Serial Input: Data enters the register serially on the clock input.
- Input Overvoltage Tolerance: Inputs are tolerant to 15 V, enabling high-to-low level shifting applications.
- Compact Surface Mount Package: 16-DHVQFN package is space-saving and suitable for surface mount assembly.
Applications
- Digital Logic Circuits: Used in various digital logic and control circuits.
- Control and Sequencing Applications: Suitable for control and sequencing tasks.
- Shift Register-Based Designs: Ideal for designs that require serial data transmission.
- Interface and Control Systems: Used in interface and control systems where serial data communication is necessary.
Q & A
- What is the primary function of the 74HC165BQ,115?
The primary function is to act as an 8-bit parallel-in/serial-out shift register.
- What is the supply voltage range for the 74HC165BQ,115?
The supply voltage range is from 2.0 to 6.0 V.
- What type of logic switching levels does the 74HC165BQ,115 use?
The device uses CMOS logic switching levels.
- What is the maximum frequency of operation for the 74HC165BQ,115?
The maximum frequency of operation is 56 MHz.
- What is the operating temperature range for the 74HC165BQ,115?
The operating temperature range is from -40°C to 125°C.
- Does the 74HC165BQ,115 support asynchronous parallel loading?
Yes, it supports asynchronous 8-bit parallel loading.
- What is the package type of the 74HC165BQ,115?
The package type is 16-DHVQFN (SOT763-1).
- Is the 74HC165BQ,115 compatible with other 74HC series logic devices?
Yes, it is compatible with other 74HC series logic devices.
- What are some common applications of the 74HC165BQ,115?
Common applications include digital logic circuits, control and sequencing, shift register-based designs, and interface and control systems.
- Does the 74HC165BQ,115 have overvoltage tolerance on its inputs?
Yes, the inputs are overvoltage tolerant up to 15 V.
