Overview
The 74HCT164DB118 is a high-speed Si-gate CMOS logic integrated circuit produced by Nexperia USA Inc. This component is part of the 74HCT family and is specifically designed as an 8-bit serial-in, parallel-out shift register. It is pin-compatible with Low power Schottky TTL (LSTTL) and complies with JEDEC standard no. 7A. The device is housed in a SSOP16 (Shrink Small Outline Package) with 16 leads, making it suitable for a variety of electronic designs requiring serial data processing.
Key Specifications
| Parameter | Conditions | Min | Max | Unit | |
|---|---|---|---|---|---|
| VCC Supply Voltage | - | 4.5 | 5.0 | 6.0 | V |
| VI Input Voltage | - | - | - | VCC | V |
| VO Output Voltage | - | - | - | VCC | V |
| VIH High-level Input Voltage | VCC = 4.5 V to 5.5 V | 2.0 | 1.6 | - | V |
| VIL Low-level Input Voltage | VCC = 4.5 V to 5.5 V | - | 1.2 | 0.8 | V |
| VOH High-level Output Voltage | IO = −20 µA; VCC = 4.5 V | 4.4 | 4.5 | - | V |
| VOL Low-level Output Voltage | IO = 20 µA; VCC = 4.5 V | - | 0 | 0.1 | V |
| fmax Maximum Clock Pulse Frequency | VCC = 4.5 V | - | - | 24 | MHz |
| Tamb Ambient Temperature | - | -40 | - | 125 | °C |
Key Features
- 8-bit Serial-in, Parallel-out Shift Register: Data is entered serially through one of two inputs (DSA or DSB) and outputs from each of the eight stages.
- Edge-triggered Clocking: Data shifts one place to the right on each LOW-to-HIGH transition of the clock (CP) input.
- High-speed Operation: Compatible with high-speed CMOS logic and capable of operating at frequencies up to 24 MHz at VCC = 4.5 V.
- Low Power Consumption: Designed to operate with low power consumption, making it suitable for battery-powered devices.
- Wide Operating Temperature Range: Operates over a temperature range of −40 °C to +125 °C.
- SSOP16 Package: Housed in a compact SSOP16 package, ideal for space-constrained designs.
Applications
- Serial Data Processing: Ideal for applications requiring serial-to-parallel data conversion, such as in digital signal processing and data transmission systems.
- Automotive Systems: Suitable for use in automotive electronics due to its robustness and wide operating temperature range.
- Industrial Control Systems: Used in industrial control systems for serial data handling and processing.
- Consumer Electronics: Found in various consumer electronic devices requiring efficient serial data management.
- Embedded Systems: Utilized in embedded systems for serial data processing and storage.
Q & A
- What is the 74HCT164DB118 used for?
The 74HCT164DB118 is an 8-bit serial-in, parallel-out shift register used for serial data processing and conversion.
- What is the package type of the 74HCT164DB118?
The 74HCT164DB118 is housed in a SSOP16 (Shrink Small Outline Package) with 16 leads.
- What is the maximum clock frequency of the 74HCT164DB118?
The maximum clock frequency is up to 24 MHz at VCC = 4.5 V.
- What is the operating temperature range of the 74HCT164DB118?
The device operates over a temperature range of −40 °C to +125 °C.
- Is the 74HCT164DB118 compatible with other logic families?
Yes, it is pin-compatible with Low power Schottky TTL (LSTTL) and complies with JEDEC standard no. 7A.
- How does the clocking mechanism work in the 74HCT164DB118?
Data shifts one place to the right on each LOW-to-HIGH transition of the clock (CP) input.
- Can the 74HCT164DB118 be used in automotive applications?
Yes, it is suitable for use in automotive electronics due to its robustness and wide operating temperature range.
- What are the input and output voltage levels for the 74HCT164DB118?
The input voltage levels are 0 to VCC, and the output voltage levels are 0 to VCC, where VCC can range from 4.5 V to 6.0 V.
- How many inputs does the 74HCT164DB118 have for serial data entry?
The device has two inputs (DSA and DSB) for serial data entry.
- What is the typical propagation delay from the clock to the output?
The typical propagation delay from the clock to the output is around 51 ns at VCC = 4.5 V.
