CD40147BMT

Product Overview

Category

CD40147BMT belongs to the category of integrated circuits (ICs).

Use

It is commonly used in electronic circuits for data encoding and decoding purposes.

Characteristics

• CD40147BMT is a 10-line to 4-line priority encoder.
• It operates on a supply voltage range of 3V to 18V.
• The device has a high noise immunity due to its CMOS technology.
• It offers a wide operating temperature range of -55°C to +125°C.

Package

CD40147BMT is available in a standard SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of CD40147BMT lies in its ability to encode 10 input lines into a 4-bit binary output, based on the priority of the inputs.

Packaging/Quantity

The product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply Voltage Range: 3V to 18V
• Operating Temperature Range: -55°C to +125°C
• Input Lines: 10
• Output Lines: 4
• Package Type: SOIC

Detailed Pin Configuration

1. A0 - Input Line 0
2. A1 - Input Line 1
3. A2 - Input Line 2
4. A3 - Input Line 3
5. A4 - Input Line 4
6. A5 - Input Line 5
7. A6 - Input Line 6
8. A7 - Input Line 7
9. A8 - Input Line 8
10. A9 - Input Line 9
11. GND - Ground
12. EO - Enable Output
13. E1 - Enable Input 1
14. E2 - Enable Input 2
15. E3 - Enable Input 3
16. Y0 - Output Line 0
17. Y1 - Output Line 1
18. Y2 - Output Line 2
19. Y3 - Output Line 3
20. VDD - Supply Voltage

Functional Features

• CD40147BMT prioritizes the input lines based on their significance and generates a binary output accordingly.
• It has an enable output (EO) pin that allows the user to control the output state.
• The device operates on a wide supply voltage range, making it suitable for various applications.

Advantages and Disadvantages

Advantages

• High noise immunity due to CMOS technology.
• Wide operating temperature range.
• Compact SOIC package for space-saving designs.
• Versatile application possibilities.

Disadvantages

• Limited number of output lines (4).
• Requires external enable inputs for proper functionality.

Working Principles

CD40147BMT works by assigning priority to the input lines based on their order. The highest priority input line with a logic high signal will be encoded into the corresponding binary output. The enable inputs (E1, E2, E3) control the output state, while the enable output (EO) allows the user to enable or disable the output.

Detailed Application Field Plans

CD40147BMT finds applications in various fields, including: 1. Data encoding and decoding systems. 2. Priority-based selection circuits. 3. Address encoding in memory systems. 4. Industrial automation and control systems. 5. Communication equipment.

Detailed and Complete Alternative Models

Some alternative models to CD40147BMT include: 1. CD74HC147E - High-speed CMOS 10-to-4 line priority encoder. 2. SN74LS148N - TTL 8-line to 3-line priority encoder. 3. CD4028BE - CMOS BCD-to-decimal decoder.

These alternative models offer similar functionality and can be used as substitutes for CD40147BMT in various applications.

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