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Utsource certified used parts
Utsource certified used parts provide the following guarantees:
1. Utsource will inspect the goods, including appearance inspection (no serious damage to the appearance), select qualified and honest suppliers, and ensure 98% qualification rate.
2. Some parts are tested by machine.
3. Utsource certified parts can be returned and refunded unconditionally within 60 days.
Description
NOR GATE
All product names, trademarks, brands and logos used on this site are the property of their respective owners. The depiction, description or sale of products featuring these names, trademarks, brands and logos is for identification purposes only and is not intended to indicate any affiliation with or authorization by any rights holder.
The parameters and performance indicators of this product are sourced from the internet. In case of discrepancies, please refer to the manufacturer's technical specifications!！
| QUANTITY | UNIT PRICE | PLUS UNIT PRICE | TOTAL PRICE |
|---|---|---|---|
| ≥1: | US $1.39700 | US $1.25730 | US $1.25730 |
| ≥5: | US $1.04775 | US $0.94297 | US $4.71485 |
| ≥10: | US $0.62865 | US $0.56579 | US $5.65790 |
| ≥20: | US $0.61119 | US $0.55007 | US $11.00140 |
| ≥50: | US $0.59372 | US $0.53435 | US $26.71750 |
| ≥100: | US $0.57626 | US $0.51863 | US $51.86300 |
| ≥200: | US $0.55880 | US $0.50292 | US $100.58400 |
| ≥500: | US $0.55182 | US $0.49664 | US $248.32000 |
| ≥1000: | US $0.54134 | US $0.48721 | US $487.21000 |
Substitute (equivalent) Product
| Product Name | Description |
|---|---|
| CD4025B | Triple 3-Input Positive-NAND (NOR) Gate with Positive Logic |
| MC14025B | Triple 3-Input Positive-NAND (NOR) Gate with Positive Logic |
| HEF4025B | Triple 3-Input Positive-NAND (NOR) Gate with Positive Logic |
| MM74HC4025 | Triple 3-Input Positive-NAND (NOR) Gate with Positive Logic |
Product Usage
The HCF40257BE is a high-speed CMOS 8-bit magnitude comparator, which is used to compare two 8-bit words (A and B) and determine if A is greater than, equal to, or less than B. This type of component is commonly used in digital circuits where binary data needs to be compared. Here are some specific applications and circuits that might use the HCF40257BE:
Microprocessor Systems: In microprocessor systems, comparators like the HCF40257BE can be used to compare addresses, data, or other binary values to control program flow or memory access.
Digital Signal Processing (DSP): DSP systems often require comparisons of signal levels or data values, and the HCF40257BE can be used to perform these comparisons efficiently.
Data Acquisition Systems: In data acquisition systems, the comparator can be used to trigger events based on the comparison of input signals with reference values.
Test and Measurement Equipment: Devices such as digital multimeters, oscilloscopes, and logic analyzers may use the HCF40257BE to compare measured values against set thresholds or reference values.
Control Systems: In industrial control systems, the comparator can be used to monitor and control processes by comparing sensor outputs with desired set points.
Memory Management Units (MMUs): MMUs in computer systems can use the HCF40257BE to compare memory addresses for tasks like virtual memory management and address translation.
Arithmetic Logic Units (ALUs): ALUs in microcontrollers and microprocessors often include comparators to perform arithmetic and logical operations, and the HCF40257BE can be part of these units.
Embedded Systems: Embedded systems that require real-time data processing and decision-making can benefit from the fast comparison capabilities of the HCF40257BE.
Network Routers and Switches: These devices may use comparators to manage data packets and routing decisions based on address comparisons.
Security Systems: Security systems that involve digital signal processing, such as intrusion detection or access control, can use the HCF40257BE to compare sensor inputs with predefined thresholds.
In summary, the HCF40257BE is a versatile component that can be found in a wide range of digital circuits where binary data comparison is necessary.
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| Flag | Country | Estimated Delivery Time | Minimum First Weight Cost | ||
|---|---|---|---|---|---|
| Express | Standard Shipping | Express (0.5kg) | Standard Shipping (0.05kg) | ||
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Returns are normally accepted when completed within 90 days from the date of the parcel delivered.
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Warranty
All UTSOURCE purchases have a 90 days money back return policy, plus a 100 days UTSOURCE warranty against any manufacturing defects.This warranty shall not apply to any item where defects have been caused by improper customer assembly, failure by customer to follow instructions, product modification, negligent or improper operation.
HCF40257BE
HCF40257BE has several brands around the world that may have alternate names for HCF40257BE due to regional differences or acquisition. HCF40257BE may also be known as the following names:
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