Overview
The HEF4794BT-Q100118 is an 8-stage serial shift register with a storage latch associated with each stage, designed for strobing data from the serial input to the parallel outputs. This component is manufactured by NXP USA Inc. and is part of the HEF4000 family of logic integrated circuits. It is particularly suited for applications requiring sequential data storage and output, such as LED drivers and display systems.
Key Specifications
| Parameter | Value |
|---|---|
| Type Number | HEF4794BT-Q100 |
| VCC (V) | 3.0 - 15 |
| Logic Switching Levels | CMOS |
| Output Drive Capability (mA) | -20 |
| tpd (ns) | 45 |
| fmax (MHz) | 28 |
| Power Dissipation Considerations | Medium |
| Tamb (°C) | -40 to 85 |
| Rth(j-a) (K/W) | 82 |
| Ψth(j-top) (K/W) | 5.3 |
| Rth(j-c) (K/W) | 41.3 |
| Package Name | SO16 (SOT109-1) |
| Package Dimensions | 9.9 mm x 3.9 mm x 1.35 mm body |
| Lead Pitch | 1.27 mm |
| RoHS Compliance | Yes |
Key Features
- 8-stage serial shift register with storage latch for each stage.
- CMOS logic switching levels for low power consumption.
- Output drive capability of -20 mA.
- Maximum propagation delay of 45 ns.
- Maximum clock frequency of 28 MHz.
- Automotive qualified (AEC-Q100).
- Operating temperature range from -40°C to 85°C.
- Available in SO16 (SOT109-1) package.
- Lead-free and RoHS compliant.
Applications
- LED drivers and display systems.
- Sequential data storage and output applications.
- Automotive and industrial control systems.
- Display and signage systems.
- General-purpose logic circuits requiring shift-and-store functionality.
Q & A
- What is the primary function of the HEF4794BT-Q100118?
The primary function is to act as an 8-stage serial shift register with a storage latch for each stage, allowing for sequential data storage and parallel output.
- What is the operating voltage range of the HEF4794BT-Q100118?
The operating voltage range is from 3.0 V to 15 V.
- What is the maximum clock frequency of the HEF4794BT-Q100118?
The maximum clock frequency is 28 MHz.
- What is the package type of the HEF4794BT-Q100118?
The component is available in an SO16 (SOT109-1) package.
- Is the HEF4794BT-Q100118 RoHS compliant?
- What are the typical applications of the HEF4794BT-Q100118?
Typical applications include LED drivers, display systems, automotive and industrial control systems, and general-purpose logic circuits.
- What is the propagation delay of the HEF4794BT-Q100118?
The maximum propagation delay is 45 ns.
- Is the HEF4794BT-Q100118 automotive qualified?
- What is the operating temperature range of the HEF4794BT-Q100118?
The operating temperature range is from -40°C to 85°C.
- Where can I find detailed documentation for the HEF4794BT-Q100118?
Detailed documentation, including datasheets and application notes, can be found on the NXP Semiconductors website or through authorized distributors.
