CD4027BME4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: Dual J-K Master-Slave Flip-Flop, Positive Edge-Triggered
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Sequential Logic Device
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 3V to 18V
• Logic Family: CMOS
• Number of Flip-Flops: 2
• Clock Trigger Type: Positive Edge
• Propagation Delay Time: 60 ns (typical)
• Operating Temperature Range: -55°C to +125°C

Detailed Pin Configuration

The CD4027BME4 has a total of 16 pins. The pin configuration is as follows:

1. J1: J input for Flip-Flop 1
2. K1: K input for Flip-Flop 1
3. CP1: Clock input for Flip-Flop 1
4. Q1: Output of Flip-Flop 1
5. Q̅1: Complementary output of Flip-Flop 1
6. GND: Ground
7. Q̅2: Complementary output of Flip-Flop 2
8. Q2: Output of Flip-Flop 2
9. CP2: Clock input for Flip-Flop 2
10. K2: K input for Flip-Flop 2
11. J2: J input for Flip-Flop 2
12. VDD: Supply voltage
13. NC: No Connection
14. NC: No Connection
15. NC: No Connection
16. NC: No Connection

Functional Features

• Dual J-K Master-Slave Flip-Flop with individual J, K, Clock inputs for each flip-flop
• Positive edge-triggered operation
• Asynchronous Set (S) and Reset (R) inputs for both flip-flops
• Direct overriding of the clock and reset signals
• Buffered outputs for improved noise immunity

Advantages and Disadvantages

Advantages

• Dual flip-flop in a single package saves board space
• Wide operating voltage range allows compatibility with various systems
• Positive edge-triggered operation ensures reliable data capture
• Asynchronous Set and Reset inputs provide flexibility in controlling the flip-flop state

Disadvantages

• Relatively high propagation delay time compared to some other flip-flop ICs
• Limited number of flip-flops per package (2 in this case)

Working Principles

The CD4027BME4 is a sequential logic device that consists of two J-K master-slave flip-flops. Each flip-flop has its own J, K, Clock, Set (S), and Reset (R) inputs. The positive edge-triggered operation ensures that the flip-flops capture data on the rising edge of the clock signal.

The J and K inputs determine the behavior of the flip-flops based on their current state and the clock input. The Set and Reset inputs allow for direct overriding of the clock and force the flip-flops into specific states.

The buffered outputs provide improved noise immunity and can be used to drive other digital circuits.

Detailed Application Field Plans

The CD4027BME4 can be used in various applications that require sequential logic and memory elements. Some potential application fields include:

1. Counters and frequency dividers
2. Shift registers
3. Data storage and retrieval systems
4. Control and timing circuits
5. Digital communication systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the CD4027BME4 include:

1. CD4013B: Dual D-Type Flip-Flop
2. CD4042B: Quad Clocked D Latch
3. CD4099B: 8-Bit Addressable Latch

These alternative models can be considered based on specific requirements and design constraints.

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