CY74FCT399CTQCTE4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Logic
• Characteristics: High-speed, low-power, 8-bit universal shift/storage register
• Package: TQFP (Thin Quad Flat Package)
• Essence: Shift and store data in digital systems
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 4.5V to 5.5V
• Input Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Output Drive Capability: ±24mA at 3.3V
• Propagation Delay: 2.5ns (typical)
• Maximum Clock Frequency: 200MHz

Detailed Pin Configuration

1. CLK (Clock Input)
2. SER (Serial Data Input)
3. S0 (Shift Control Input)
4. S1 (Shift Control Input)
5. S2 (Shift Control Input)
6. S3 (Shift Control Input)
7. OE (Output Enable Input)
8. QH' (Serial Data Output)
9. QA-QH (Parallel Data Outputs)
10. GND (Ground)
11. QB (Parallel Data Output)
12. QC (Parallel Data Output)
13. QD (Parallel Data Output)
14. QE (Parallel Data Output)
15. QF (Parallel Data Output)
16. QG (Parallel Data Output)
17. QH (Parallel Data Output)
18. VCC (Supply Voltage)

Functional Features

• Universal 8-bit shift/storage register
• Serial or parallel data entry modes
• Asynchronous master reset
• Output enable control
• High-speed operation
• Low power consumption
• Schmitt-trigger inputs for noise immunity

Advantages

• Versatile functionality for various digital systems
• High-speed operation allows for efficient data processing
• Low power consumption helps in reducing energy usage
• Schmitt-trigger inputs provide noise immunity, ensuring reliable operation

Disadvantages

• Limited to 8-bit data storage and shifting capabilities
• Requires external clock signal for proper operation

Working Principles

The CY74FCT399CTQCTE4 is an 8-bit universal shift/storage register that can operate in either serial or parallel mode. It stores and shifts data within digital systems. The input data can be entered serially through the SER pin or in parallel through the QA-QH pins. The shift control inputs (S0-S3) determine the shifting behavior, allowing for left or right shifts.

The CLK input provides the clock signal necessary for shifting the data. The OE pin enables or disables the outputs, while the asynchronous master reset (MR) resets the register to its initial state. The output data can be accessed in parallel through the QA-QH pins or serially through the QH' pin.

Detailed Application Field Plans

The CY74FCT399CTQCTE4 is commonly used in various digital systems, including:

1. Data communication systems
2. Microcontrollers
3. Industrial automation
4. Automotive electronics
5. Consumer electronics
6. Telecommunications equipment

Its ability to store and shift data makes it suitable for applications requiring data manipulation, such as data transmission, data storage, and data synchronization.

Detailed and Complete Alternative Models

1. SN74HC595N: 8-bit shift register with output latches
2. CD4015BE: Dual 4-stage static shift register
3. 74HC164N: 8-bit serial-in/parallel-out shift register
4. CD74HC4094E: 8-bit serial-in/parallel-out shift register with output latches
5. 74HC595D: 8-bit shift register with output latches and serial input

These alternative models offer similar functionality to the CY74FCT399CTQCTE4 and can be used as replacements depending on specific requirements.

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