CP82C54Z

Overview

• Category: Integrated Circuit
• Use: Timer/Counter
• Characteristics: High-performance, versatile, programmable
• Package: 40-pin DIP (Dual In-line Package)
• Essence: Programmable Interval Timer
• Packaging/Quantity: Bulk packaging, quantity varies

Specifications

• Supply Voltage: 5V
• Operating Temperature: -40°C to +85°C
• Maximum Clock Frequency: 10 MHz
• Number of Timers: 3
• Timer Modes: Square Wave Generator, Event Counter, Pulse Width Modulator
• Timer Resolution: 1 microsecond
• Interrupt Capability: Yes
• Input/Output Compatibility: TTL (Transistor-Transistor Logic) compatible

Pin Configuration

The CP82C54Z has a 40-pin DIP package with the following pin configuration:

┌───────────────┐ │ │ 1 │ │ 40 │ │ 2 │ │ 39 │ │ 3 │ │ 38 │ │ 4 │ │ 37 │ │ 5 │ │ 36 │ │ 6 │ │ 35 │ │ 7 │ │ 34 │ │ 8 │ │ 33 │ │ 9 │ │ 32 │ │ 10 │ │ 31 │ │ 11 │ │ 30 │ │ 12 │ │ 29 │ │ 13 │ │ 28 │ │ 14 │ │ 27 │ │ 15 │ │ 26 │ │ 16 │ │ 25 │ │ 17 │ │ 24 │ │ 18 │ │ 23 │ │ 19 │ │ 22 │ │ 20 │ │ 21 └───────────────┘

Functional Features

• Three independent 16-bit programmable timers
• Programmable timer modes for various applications
• Interrupt capability for precise timing control
• High-resolution timer with 1 microsecond resolution
• TTL compatible input/output signals
• Versatile clocking options for flexible operation

Advantages and Disadvantages

Advantages: - High-performance timer with versatile functionality - Programmable features allow customization for specific applications - Interrupt capability enables precise timing control - Wide operating temperature range for diverse environments

Disadvantages: - Limited maximum clock frequency of 10 MHz - Requires external power supply of 5V - Availability may vary due to bulk packaging

Working Principles

The CP82C54Z is a programmable interval timer that operates based on the principles of counting and timing. It consists of three independent 16-bit programmable timers, which can be configured in different modes such as square wave generator, event counter, and pulse width modulator. The timers can be programmed to generate specific time intervals or count external events. The interrupt capability allows the CPU to be notified when a specific time interval or event count is reached, enabling precise timing control in various applications.

Detailed Application Field Plans

The CP82C54Z finds applications in various fields where precise timing and counting are required. Some of the detailed application field plans include:

1. Industrial Automation: Used for controlling timing sequences in manufacturing processes, robotic systems, and assembly lines.
2. Communications: Timer functions utilized in data transmission protocols, synchronization, and signal processing.
3. Instrumentation: Timing and counting functions employed in test and measurement equipment, oscilloscopes, and signal generators.
4. Embedded Systems: Integrated into microcontroller-based systems for time-critical operations, real-time scheduling, and synchronization.
5. Automotive Electronics: Timer features utilized in engine control units, ABS systems, and vehicle diagnostics.

Detailed and Complete Alternative Models

1. Intel 8253: Similar programmable interval timer with three independent timers and versatile functionality.
2. Motorola MC68HC11: Microcontroller with built-in timer modules suitable for timing and counting applications.
3. Texas Instruments TMS320C6748: DSP (Digital Signal Processor) with integrated timers for precise timing control in signal processing tasks.

These alternative models offer similar features and can be considered as alternatives to the CP82C54Z based on specific requirements and compatibility with the target system.

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