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N82C54-2
+BOMPROGRAMMABLE TIMER, CMOS
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メーカーロチェスターエレクトロニクスLLC
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メーカー品番 #N82C54-2
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在庫状況4428
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Supplier | Rochester Electronics, LLC |
| Package | Bulk |
| ProductStatus | Active |
概要
Description
Each counter in the N82C54-2 can be programmed independently in various modes, including interrupt-on-terminal count, hardware retriggerable one-shot, rate generator, square wave generator, software triggered strobe, and hardware triggered strobe. This versatility makes it suitable for a wide range of applications, such as generating precise delays, creating pulse-width modulation (PWM) signals, or serving as a frequency divider.
The N82C54-2 interfaces easily with CPUs and can operate in environments that require specific time interval management or frequency generation. Its robust design ensures reliable performance, making it a popular choice in embedded systems that necessitate precise timing functions.
Equivalent
Features
1. Three Independent Counters: The device contains three 16-bit counters, each capable of counting in binary or BCD format.
2. Multiple Modes: It supports six programmable modes for various timing and counting applications, such as event counting, frequency generation, and pulse-width modulation.
3. Compatibility: It is designed to interface seamlessly with 8-bit microprocessor systems, enhancing timing operations without additional hardware.
4. High-Speed Operation: The "-2" suffix indicates a faster version, with an operating frequency of up to 8 MHz, allowing for high-speed timing applications.
5. Flexible Control: Offers a flexible control word format for easy programming of the counters, enabling customization of operations as needed.
6. TTL-Compatible: The inputs and outputs are TTL-compatible, ensuring easy integration with standard logic devices.
These features make the N82C54-2 suitable for applications requiring precise and flexible timing control.
Pinout
Key pins and their functions include:
1. Data Bus (D0-D7): 8 pins used for data input/output.
2. Chip Select (CS): Activates the chip for read/write operations.
3. Read/Write (RD, WR): Controls the reading from or writing to the device.
4. Address (A0, A1): Selects internal registers or counters for access.
5. Clock Inputs (CLK0, CLK1, CLK2): Each counter has a clock input to drive timing operations.
6. Gate Inputs (GATE0, GATE1, GATE2): Used to enable or disable counting.
7. Output (OUT0, OUT1, OUT2): Provides the output signal for each counter.
8. Ground (GND) and VCC: Power supply pins.
This device is versatile for timing and counting applications in embedded systems.
Manufacturer
Application
1. Microprocessor Systems: It provides precise timing and control functions for various microprocessor applications.
2. Embedded Systems: Used in embedded applications requiring accurate timing control and event scheduling.
3. Industrial Automation: Facilitates process control by generating delays and managing time-sensitive operations.
4. Communication Systems: Assists in managing data transmission rates and synchronization.
5. Instrumentation: Used for signal generation and handling timing requirements in measurement and test equipment.
These applications leverage the N82C54-2's capabilities for controlling timing and generating specific time intervals.