Overview
The HEF4518BT,653 is a dual 4-bit BCD counter integrated circuit produced by Nexperia USA Inc. This component is part of the 4000B series and is designed for surface mount applications. It features asynchronous reset and can operate with supply voltages ranging from 4.5V to 15.5V. The counter supports both positive and negative trigger types and has a count rate of up to 40 MHz. This IC is widely used in various digital circuits requiring counting and dividing functions.
Key Specifications
| Attribute | Value |
|---|---|
| Manufacturer | Nexperia USA Inc. |
| Part Number | HEF4518BT,653 |
| Package / Case | 16-SOIC (0.154", 3.90mm Width) |
| Mounting Type | Surface Mount |
| Logic Type | BCD Counter |
| Number of Elements | 2 |
| Number of Bits per Element | 4 |
| Reset | Asynchronous |
| Trigger Type | Positive, Negative |
| Count Rate | 40 MHz |
| Voltage - Supply | 4.5 V ~ 15.5 V |
| Operating Temperature | -40°C ~ 85°C |
| Propagation Delay | 240ns |
| Quiescent Current | 80µA |
| RoHS Status | Compliant |
Key Features
- Dual 4-bit BCD counter with asynchronous reset.
- Operates with supply voltages from 4.5V to 15.5V.
- Supports both positive and negative trigger types.
- Count rate up to 40 MHz.
- Surface mount package (16-SOIC).
- Operating temperature range: -40°C to 85°C.
- Low quiescent current of 80µA.
- RoHS compliant.
Applications
The HEF4518BT,653 is suitable for a variety of digital circuit applications, including:
- Counting and dividing circuits in industrial control systems.
- Digital displays and indicators.
- Timing and sequencing circuits.
- Automotive and consumer electronics where robust and reliable counting functions are required.
Q & A
- What is the part number of this BCD counter?
The part number is HEF4518BT,653. - Who is the manufacturer of this component?
The manufacturer is Nexperia USA Inc. - What is the package type of this IC?
The package type is 16-SOIC (0.154", 3.90mm Width). - What is the operating voltage range of this counter?
The operating voltage range is from 4.5V to 15.5V. - What is the count rate of this BCD counter?
The count rate is up to 40 MHz. - Is the reset type of this counter synchronous or asynchronous?
The reset type is asynchronous. - What are the trigger types supported by this counter?
The counter supports both positive and negative trigger types. - What is the operating temperature range of this IC?
The operating temperature range is from -40°C to 85°C. - Is this component RoHS compliant?
Yes, this component is RoHS compliant. - What is the quiescent current of this IC?
The quiescent current is 80µA.
