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D8253C-2
D8253C-2 is a programmable interval timer/counter chip used in microcontroller circuits.
D8253C-2
D8253C-2 is a programmable interval timer/counter chip used in microcontroller circuits.
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D8253C-2 DataSheet
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Details
The D8253C-2 is a programmable interval timer/counter chip that is commonly used in microprocessor systems. It has three 16-bit counters that can operate in different modes, including frequency measurement, event counting, and pulse-width modulation.The D8253C-2 can be programmed to generate accurate time delays, measure frequencies up to 10 MHz, and generate precise waveforms for various applications. It also has a programmable clock divider that allows for flexible input frequencies and output signals.This chip is typically used in systems that require precise timing and synchronization, such as embedded systems, industrial automation, and communication equipment. It can handle multiple input signals and provide accurate timing information to the microprocessor.The D8253C-2 is easy to interface with microprocessors and can be programmed using simple commands. It has a wide operating voltage range and low power consumption, making it suitable for battery-powered devices.
Key Features
- Three independent 16-bit counters
- Compatible with Intel 8253 and 8254
- Operates in four different modes
- Has programmable clock frequencies
- Provides precise timing and control
- Used in various applications such as waveform generation and timing measurement
Application
- Embedded systems
- Industrial automation
- Telecommunications
- Data communication
- GPS navigation systems
- Robotics
- Control systems
- Consumer electronics
- Sensor networks
- Medical devices
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Manufacturer | NEC | Product Category ! | IC Chips |
FAQs
What is D8253C-2?
The D8253C-2 is a programmable interval timer designed by Intel. It is commonly used in microprocessor systems for generating accurate time delays, time measurement, and frequency synthesis.
How Does D8253C-2 Work?
The D8253C-2 works by accepting commands from the microprocessor it is interfaced with to set up various timing modes. It consists of three 16-bit timers/counters that can operate independently or in various combinations to generate precise timing signals. The timer can be programmed for different modes like one-shot, rate generator, and square wave generation.
How Many Pins does D8253C-2 have and What are the Functions of the Pinout Configuration?
The D8253C-2 is housed in a 24-pin DIP (Dual Inline Package). The pinout configuration includes:
- CLK: Clock input pin.
- GATE: Gate input pin.
- OUT: Output pin.
- RD: Read pin.
- WR: Write pin.
- A0-A7: Address pins.
- CS: Chip select pin.
- RD: Read pin.
What are the Pros and Cons of D8253C-2?
Pros:
- Accurate Timing: Provides precise timing capabilities for various applications.
- Multiple Timers: Features three timers/counters for versatile operation.
- Programmable Modes: Offers different timing modes for flexibility.
- Reliable Performance: Well-known and widely used timer in microprocessor systems.
Cons:
- Obsolete: The D8253C-2 may be considered outdated with newer timer technologies available.
- Complex Programming: Requires understanding of timer programming concepts for optimal use.
- Limited Features: Compared to modern timers, it may lack advanced features and functionalities.
Are There Any Equivalents/Alternatives to D8253C-2 for Recommendation?
- The 82C54 from AMD is a compatible alternative to the D8253C-2.
- Alternatives to the D8253C-2 include the 8254 timer from various manufacturers and the Z8536 timer from Zilog.
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