Overview
The 74HCT165D,653 is an 8-bit parallel-in/serial-out shift register manufactured by Nexperia USA Inc. This integrated circuit is part of the 74HCT series, known for its compatibility with TTL (Transistor-Transistor Logic) input levels. The device is designed to handle both parallel and serial data inputs, making it versatile for various digital circuit applications.
The 74HCT165D,653 is widely used in electronic designs that require data conversion from parallel to serial formats, which is essential in many digital systems, including data transmission and storage applications.
Key Specifications
| Parameter | Description |
|---|---|
| Type Number | 74HCT165D |
| Orderable Part Number | 74HCT165D,653 |
| Package | 16-SOIC (0.154", 3.90mm Width) |
| Logic Type | Shift Register |
| Output Type | Complementary |
| Number of Elements | 1 |
| Number of Bits per Element | 8 |
| Function | Parallel or Serial to Serial |
| Voltage - Supply | 4.5 V ~ 5.5 V |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
| ESD Protection | HBM: ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V, CDM: ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V |
Key Features
- Wide Supply Voltage Range: Operates from 4.5 V to 5.5 V, making it compatible with a variety of power supply systems.
- CMOS Low Power Dissipation: Low power consumption, which is beneficial for battery-powered devices and energy-efficient designs.
- High Noise Immunity: Ensures reliable operation in noisy environments.
- Latch-up Performance: Exceeds 100 mA per JESD 78 Class II Level B, providing robust protection against latch-up conditions.
- Asynchronous 8-bit Parallel Load: Data can be loaded into the shift register asynchronously when the parallel load input (PL) is LOW.
- Synchronous Serial Input: Data enters the register serially at the DS input when PL is HIGH.
- Complementary Serial Outputs: Provides two complementary serial outputs (Q7 and Q7).
- Overvoltage Tolerant Inputs: Inputs are tolerant up to 15 V, enabling high-to-low level shifting applications.
Applications
- Data Transmission Systems: Used in systems that require conversion of parallel data to serial data for transmission.
- Digital Storage Systems: Employed in storage devices where data needs to be converted between parallel and serial formats.
- Automotive Electronics: Suitable for use in automotive systems due to its robustness and compliance with various automotive standards.
- Industrial Control Systems: Used in industrial control systems for data processing and transmission.
- Consumer Electronics: Found in various consumer electronic devices such as calculators, digital clocks, and other digital appliances.
Q & A
- What is the primary function of the 74HCT165D,653?
The primary function of the 74HCT165D,653 is to convert 8-bit parallel data into a serial output format.
- What is the operating voltage range of the 74HCT165D,653?
The operating voltage range is from 4.5 V to 5.5 V.
- What type of package does the 74HCT165D,653 come in?
The device comes in a 16-SOIC (0.154", 3.90mm Width) package.
- What are the temperature limits for the 74HCT165D,653?
The device operates from -40°C to 125°C.
- Does the 74HCT165D,653 have ESD protection?
- Can the 74HCT165D,653 handle high-to-low level shifting applications?
- What are the complementary serial outputs of the 74HCT165D,653?
The device provides two complementary serial outputs (Q7 and Q7).
- Is the 74HCT165D,653 suitable for automotive applications?
- How does the parallel load input (PL) affect the data loading process?
- What happens when the clock enable input (CE) is HIGH?
