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Specifications
SKU: 4195194
| Parameter | Description | Value |
|---|---|---|
| Part Number | Full part number | AM186ED-20VC |
| Package Type | Package type | QFP (Quad Flat Package) |
| Pin Count | Number of pins | 80 |
| Operating Voltage | Supply voltage range | 3.3V to 5.0V |
| Clock Frequency | Maximum clock frequency | 20 MHz |
| Core | Processor core | 80C186 |
| Data Bus Width | Data bus width | 16-bit |
| Address Bus Width | Address bus width | 24-bit |
| On-Chip Memory | On-chip memory (RAM/ROM) | 512 KB ROM, 32 KB RAM |
| I/O Ports | Number of I/O ports | 2 |
| Timers | Number of timers | 3 |
| Interrupts | Number of interrupt sources | 15 |
| DMA Channels | Number of DMA channels | 2 |
| Operating Temperature | Operating temperature range | -40°C to +85°C |
| Storage Temperature | Storage temperature range | -65°C to +150°C |
| Power Consumption | Typical power consumption at 20 MHz and 5V | 1.2W |
| Package Dimensions | Package dimensions (L x W x H) | 27.5 mm x 27.5 mm x 1.4 mm |
Instructions for Use
Power Supply:
- Ensure the supply voltage is within the specified range (3.3V to 5.0V).
- Use appropriate decoupling capacitors (0.1 μF and 10 μF) close to the power pins to reduce noise.
Clock Configuration:
- Connect an external crystal or oscillator to the XTAL1 and XTAL2 pins to provide the clock signal.
- For a 20 MHz operation, use a 20 MHz crystal or oscillator.
Reset Circuit:
- Connect a reset circuit to the RESET pin to ensure proper initialization.
- A typical reset circuit includes a pull-up resistor and a capacitor to ground.
Programming:
- Program the device using an in-circuit programmer or a development board.
- Ensure the programming software is compatible with the 80C186 core.
I/O Configuration:
- Configure the I/O ports as input or output using the appropriate register settings.
- Use pull-up or pull-down resistors as needed for stable I/O levels.
Interrupt Handling:
- Set up interrupt vectors and enable interrupts in the interrupt controller.
- Write interrupt service routines (ISRs) to handle specific interrupt sources.
DMA Configuration:
- Configure DMA channels for data transfer operations.
- Use the DMA controller registers to set up source and destination addresses, transfer lengths, and other parameters.
Thermal Management:
- Ensure adequate heat dissipation if operating at high temperatures or under heavy load conditions.
- Consider using a heatsink or thermal pad if necessary.
Storage and Handling:
- Store the device in a dry, cool place to avoid moisture damage.
- Handle with care to prevent static discharge and physical damage to the pins.
Compliance:
- Ensure that the device complies with all relevant safety and regulatory standards for your application.
Inquiry - AM186ED-20VC
