Overview
The HCF4094BEY, produced by STMicroelectronics, is a monolithic integrated circuit fabricated in metal oxide semiconductor technology. It is an 8-stage serial shift register with a storage latch associated with each stage, allowing for the transfer of data from the serial input to parallel buffered 3-state outputs. This component is available in an SO-16 package and is designed for medium speed operation, making it suitable for various applications requiring data shifting and storage.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (VDD) | 3 to 20 | V |
| Input Voltage (VI) | 0 to VDD | V |
| Operating Temperature | -55 to +125 | °C |
| Maximum Clock Frequency at 10V | 5 MHz | |
| Quiescent Current at 20V | 600 µA | µA |
| Input Leakage Current at VDD = 18V, TA = 25°C | 100 nA | nA |
| ESD Performance | HBM: 1 kV, MM: 200 V, CDM: 1 kV | |
| Package Type | SO-16 |
Key Features
- 3-state parallel outputs for connection to common bus lines
- Separate serial outputs synchronous to both positive and negative clock edges for cascading
- Medium speed operation: 5 MHz at 10 V
- Quiescent current specified up to 20 V
- Standardized symmetrical output characteristics
- 5 V, 10 V, and 15 V parametric ratings
- 100% tested for quiescent current
- ESD performance: HBM: 1 kV, MM: 200 V, CDM: 1 kV
Applications
- Automotive systems
- Industrial control systems
- Computer peripherals
- Consumer electronics
Q & A
- What is the HCF4094BEY used for?
The HCF4094BEY is an 8-stage serial shift register used for shifting data from a serial input to parallel buffered 3-state outputs, making it suitable for applications requiring data storage and transfer.
- What are the key features of the HCF4094BEY?
Key features include 3-state parallel outputs, separate serial outputs for cascading, medium speed operation, and standardized symmetrical output characteristics.
- What are the operating voltage and temperature ranges for the HCF4094BEY?
The operating voltage range is 3 to 20 V, and the operating temperature range is -55 to +125 °C.
- How does the HCF4094BEY handle data transfer?
Data are shifted on positive clock transitions, and the data in each shift register stage are transferred to the storage register when the STROBE input is high.
- Can the HCF4094BEY be cascaded with other devices?
- What is the maximum clock frequency of the HCF4094BEY at 10 V?
The maximum clock frequency at 10 V is 5 MHz.
- What is the quiescent current of the HCF4094BEY at 20 V?
The quiescent current at 20 V is 600 µA.
- What are the ESD performance ratings of the HCF4094BEY?
The ESD performance ratings are HBM: 1 kV, MM: 200 V, and CDM: 1 kV.
- In what package is the HCF4094BEY available?
The HCF4094BEY is available in an SO-16 package.
- What are some typical applications of the HCF4094BEY?
Typical applications include automotive systems, industrial control systems, computer peripherals, and consumer electronics.
