CR16MCS9VJE9/NOPB

Overview

The CR16MCS9VJE9/NOPB is a 16-bit microcontroller based on the CompactRISC CR16B core, manufactured by Texas Instruments. It features 64KB of FLASH program memory and 3KB of RAM. The device operates at speeds up to 16MHz with an external oscillator. It includes 56 I/O lines and supports multiple communication interfaces including CANbus, UART/USART, Microwire/Plus (SPI), and ACCESS.Bus. The unit is housed in an 80-QFP package and is rated for industrial temperatures.

Feature Summary

• Integrates a 16-bit RISC processor core optimized for embedded control applications
• Provides substantial non-volatile storage via integrated FLASH memory
• Supports diverse serial communication protocols for system connectivity
• Includes essential peripherals such as PWM and watchdog timers

Applications

• Industrial automation controllers requiring robust communication
• Automotive electronic control units utilizing CANbus networks
• Embedded systems needing high-speed serial data transmission
• General-purpose microcontroller applications in consumer electronics

Procurement Notes

Verify component authenticity through authorized channels due to obsolete status. Confirm package integrity upon receipt as moisture sensitivity levels may affect solderability. Cross-reference datasheet revisions to ensure compatibility with existing firmware. Validate thermal performance within specified operating ranges before final integration into production designs.

Selection Notes

Select this component when a 16-bit architecture with extensive peripheral support is required. Consider the 80-pin QFP footprint for PCB layout constraints. Evaluate power consumption against available supply rails. Ensure development tools support the specific CR16B core instruction set for efficient programming and debugging during the design phase.

Part Context

This part belongs to the CR16B family of microcontrollers designed for complex embedded tasks. It shares architectural similarities with other variants in the series but offers specific memory configurations. The NOPB suffix indicates lead-free construction compliant with environmental standards. It serves as a legacy solution for systems maintaining long-term hardware stability requirements.

Replacement Considerations

Public confirmed substitute part numbers are not available for this obsolete component. Designers should evaluate newer Texas Instruments microcontroller families or third-party equivalents with compatible pinouts and instruction sets. Verify functional equivalence thoroughly before implementing any alternative components in existing hardware architectures.