CS82C55AZCMOS Programmable Peripheral Interface | |||
| Partnumber | Manufacturer | Quantity | Availability |
|---|---|---|---|
| CS82C55AZ | 148 | In Stock | |
Description and Introduction
CMOS Programmable Peripheral Interface The CS82C55AZ is a CMOS version of the industry-standard 8255A Programmable Peripheral Interface (PPI). Here are its key specifications:
- **Manufacturer**: Renesas Electronics (formerly Intersil) This device is commonly used for interfacing peripherals in microprocessor-based systems. |
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Application Scenarios & Design Considerations
CMOS Programmable Peripheral Interface # Technical Documentation: CS82C55AZ Programmable Peripheral Interface (PPI)
## 1. Application Scenarios ### 1.1 Typical Use Cases  Parallel I/O Expansion   Keyboard/Display Interfaces   Data Acquisition Systems   Printer/Peripheral Controllers  ### 1.2 Industry Applications  Industrial Automation   Embedded Systems   Medical Equipment   Telecommunications  ### 1.3 Practical Advantages and Limitations  Advantages:   Limitations:  ## 2. Design Considerations ### 2.1 Common Design Pitfalls and Solutions  Pitfall 1: Improper Initialization   Pitfall 2: Insufficient Decoupling   Pitfall 3: Incorrect Mode Selection  |
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| Partnumber | Manufacturer | Quantity | Availability |
| CS82C55AZ | INTERSIL | 6862 | In Stock |
Description and Introduction
CMOS Programmable Peripheral Interface The CS82C55AZ is a programmable peripheral interface (PPI) manufactured by INTERSIL. It is a CMOS version of the industry-standard 82C55A, designed for use in microprocessor-based systems. Key specifications include:
- **Technology**: CMOS The device is designed for flexible interfacing with microprocessors and peripherals, supporting various control and data transfer applications. |
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Application Scenarios & Design Considerations
CMOS Programmable Peripheral Interface # Technical Documentation: CS82C55AZ Programmable Peripheral Interface (PPI)
## 1. Application Scenarios ### 1.1 Typical Use Cases -  Parallel I/O Expansion : Extends the limited I/O ports of microcontrollers (particularly 8-bit systems like 8051, Z80, and 8085 families) by providing 24 programmable I/O pins ### 1.2 Industry Applications ### 1.3 Practical Advantages and Limitations  Advantages:   Limitations:  ## 2. Design Considerations ### 2.1 Common Design Pitfalls and Solutions  Pitfall 1: Improper Initialization   Pitfall 2: Bus Contention During Mode Changes   Pitfall 3: Insufficient Drive Capability   Pitfall 4: Timing Violations  ### 2.2 Compatibility Issues with Other Components  Processor Compatibility:  |
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