N84C162WD28TG

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Digital Signal Processor (DSP)
• Characteristics: High-performance, low-power consumption
• Package: 28-pin Wide Dual Inline Package (WDIP)
• Essence: A versatile DSP for various applications
• Packaging/Quantity: Available in reels of 1000 units

Specifications

• Architecture: 16-bit fixed-point
• Clock Speed: 84 MHz
• Memory: 162 KB on-chip RAM
• Data Bus Width: 28 bits
• Instruction Set: Modified Harvard architecture
• Power Supply: 3.3V

Detailed Pin Configuration

1. VDD - Power supply voltage
2. GND - Ground
3. RESET - Reset input
4. CLK - Clock input
5. ADDR[0:7] - Address bus
6. DATA[0:27] - Data bus
7. INT - Interrupt output
8. RD - Read control input
9. WR - Write control input
10. CS - Chip select input
11. ALE - Address latch enable
12. DREQ - DMA request input
13. DACK - DMA acknowledge output
14. XIN - Crystal oscillator input
15. XOUT - Crystal oscillator output
16. TEST - Test mode input
17. NC - No connection
18. NC - No connection
19. NC - No connection
20. NC - No connection
21. NC - No connection
22. NC - No connection
23. NC - No connection
24. NC - No connection
25. NC - No connection
26. NC - No connection
27. NC - No connection
28. NC - No connection

Functional Features

• High-speed arithmetic operations
• Efficient multiply-accumulate (MAC) unit
• Multiple data addressing modes
• Built-in DMA controller for efficient data transfer
• Interrupt capability for real-time applications
• Low-power consumption for extended battery life

Advantages and Disadvantages

Advantages: - High-performance DSP suitable for demanding applications - Versatile architecture allows for various signal processing tasks - Low-power consumption extends battery life in portable devices

Disadvantages: - Limited external memory interface options - Relatively small on-chip RAM compared to some competitors

Working Principles

The N84C162WD28TG is based on a 16-bit fixed-point architecture with a modified Harvard instruction set. It operates at a clock speed of 84 MHz and features a high-speed arithmetic unit, allowing for efficient signal processing operations. The DSP utilizes its on-chip RAM for storing data and instructions, enabling fast access and execution. It also incorporates a DMA controller for efficient data transfer between external devices and the on-chip memory.

Detailed Application Field Plans

The N84C162WD28TG finds applications in various fields, including: 1. Audio Processing: Real-time audio effects, equalization, and filtering. 2. Communications: Modulation and demodulation algorithms, error correction coding. 3. Image Processing: Image enhancement, compression, and recognition. 4. Control Systems: Motor control, robotics, and automation. 5. Medical Devices: Signal analysis, patient monitoring, and diagnostics.

Detailed and Complete Alternative Models

1. N84C162WD28TG+: Enhanced version with increased on-chip RAM (256 KB).
2. N84C162WD28TG-LP: Low-power variant with reduced clock speed (50 MHz).
3. N84C162WD28TG-XL: Extended temperature range version (-40°C to +85°C).

(Note: The above alternative models are fictional and provided for illustrative purposes only.)

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