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Product Detailed Parameters
- Description：IC MCU 8BIT 32KB FLASH 44WQFN
- Series：COP8™ 8C
- Mfr：National Semiconductor
- Package：Bulk
- Core Processor：COP8
- Core Size：8-Bit
- Speed：20MHz
- Connectivity：Microwire/Plus (SPI), UART/USART
- Peripherals：POR, PWM, WDT
- Number of I/O：37
- Program Memory Size：32KB (32K x 8)
- Program Memory Type：FLASH
- EEPROM Size：-
- RAM Size：1K x 8
- Voltage - Supply (Vcc/Vdd)：2.7V ~ 5.5V
- Data Converters：A/D 16x10b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：44-WQFN (7x7)
- Package / Case：44-WFQFN Exposed Pad
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Overview
The COP8CDR9HLQ8 is an 8-bit CMOS Flash microcontroller from the National Semiconductor COP8 series. It integrates a high-speed CPU with 32KB of Flash memory and virtual EEPROM capabilities. The device features a 10-bit analog-to-digital converter (A/D) and operates at speeds up to 20MHz. Packaged in a 44-pin WQFN format, it is designed for low-power applications requiring robust embedded control.
Feature Summary
- Integrates 32KB Flash memory with virtual EEPROM functionality for non-volatile data storage.
- Includes a built-in 10-bit analog-to-digital converter for signal processing.
- Features a high-speed 8-bit CPU core optimized for performance.
Applications
- Embedded control systems requiring flash-based programming.
- Applications utilizing analog input via integrated A/D conversion.
- Low-power consumer electronics devices.
Procurement Notes
Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm package integrity and pin alignment upon receipt. Check for obsolescence status as this part may be discontinued. Ensure compatibility with existing firmware and hardware designs before integration.
Selection Notes
Select this component when an 8-bit architecture with integrated flash and A/D capabilities is required. Consider the 44WQFN package constraints for PCB layout. Evaluate power consumption requirements against the 20MHz operational speed. Verify that the 32KB memory size meets application code and data storage needs.
Part Context
This microcontroller belongs to the COP8 family, known for cost-effective embedded solutions. It represents a specific variant within the National Semiconductor portfolio, tailored for applications needing mixed-signal processing. The COP8 series was widely used in industrial and consumer markets before transitioning phases.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided documentation. Consult official National Semiconductor or Texas Instruments replacement guides for equivalent components. Verify pinout and software compatibility if considering alternative microcontrollers.
