
CY90F543GPF-GE1
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CY90F543GPF-GE1 – 16-Bit Microcontroller with FLASH Memory – Infineon Technologies
This CY90F543GPF-GE1 microcontroller from Infineon Technologies delivers robust embedded control for industrial systems. Featuring integrated CANbus connectivity and wide-temperature operation, it’s engineered for reliability in demanding environments. PCX ensures genuine Infineon components with same-day shipping and technical support.
Key Features
- 16-Bit F²MC-16LX Core @ 16MHz processing speed
- 128KB FLASH Program Memory + 6KB RAM
- Industrial Temperature Range: -40°C to +105°C
- 81 I/O Pins with CANbus, UART/USART, Serial I/O
- 4.5V–5.5V operating voltage with POR & WDT protection
- 100-BQFP surface-mount package (14x20mm)
Technical Details
Part of Infineon’s F²MC-16LX MB90540G series, this IC combines an efficient 16-bit architecture with 8-channel 8/10-bit A/D conversion. The external oscillator interface supports precise timing control, while embedded peripherals (CANbus, EBI/EMI) enable versatile system integration. Surface-mount design in a 100-QFP package ensures compact PCB footprint.
Typical Applications
- Industrial automation controllers
- Automotive control modules
- Motor drive systems
- Building management systems
- Legacy equipment maintenance
About Infineon Technologies
Infineon Technologies is a global semiconductor leader with 50+ years of innovation in power systems, security controllers, and automotive electronics. Their components are renowned for industrial-grade durability and compliance with international quality standards.
As pioneers in embedded solutions, Infineon’s microcontrollers undergo rigorous validation for mission-critical applications. Their F²MC architecture is specifically optimized for real-time control systems requiring deterministic performance and low-latency response.
About Microcontrollers
Microcontrollers (MCUs) are integrated circuits that serve as the computational heart of electronic devices, combining processors, memory, and I/O interfaces on a single chip. They execute programmed instructions to control hardware functions, making them essential for embedded systems.
Industrial-grade MCUs like this Infineon model provide deterministic operation in harsh conditions where temperature extremes, electrical noise, and continuous operation demand exceptional reliability. Their programmability allows customization for specialized control tasks across automotive, manufacturing, and IoT applications.
Packaging Information
Available in protective trays for automated assembly handling. Contact PCX for reel packaging options and moisture-sensitive handling details.
Frequently Asked Questions
Q: Is this microcontroller still suitable for new designs despite being obsolete?
A: While classified as obsolete, it remains ideal for legacy system repairs, maintenance, and lifecycle extension of existing equipment.
Q: What development tools support the F²MC-16LX architecture?
A: Infineon provides dedicated compilers, debuggers, and evaluation kits. Visit PCX’s resources section for compatible toolchain links.
Q: Can this IC operate at 3.3V?
A: No, it requires 4.5V–5.5V supply. For lower voltage designs, inquire about PCX’s active microcontroller alternatives.
Q: How does CANbus integration benefit industrial applications?
A: CANbus enables robust, noise-resistant communication between controllers, sensors, and actuators in electrically noisy environments like factories.
Q: What is the lead time for obsolete components?
A: PCX maintains strategic stock of legacy ICs. Most orders ship within 24 hours – contact us for real-time availability.
Q: Does PCX provide datasheets for this component?
A: Yes: Download full datasheet (hosted on PCXCo.com).
Product images are representational; refer to datasheet for exact specifications.
Order Today for Fast Delivery!
Secure this high-reliability microcontroller with PCX’s guaranteed genuine parts and expedited shipping. Contact our technical team for volume pricing and design support!
Additional Information
| Category | Integrated Circuits (ICs)EmbeddedMicrocontrollers |
|---|---|
| Brand | Infineon Technologies |
| Mfr | Infineon Technologies |
| Series | F²MC-16LX MB90540G |
| Packaging | Tray |
| Part Status | Obsolete |
| DigiKey Programmable | Not Verified |
| Core Processor | F²MC-16LX |
| Core Size | 16-Bit |
| Speed | 16MHz |
| Connectivity | CANbus, EBI/EMI, SCI, Serial I/O, UART/USART |
| Peripherals | POR, WDT |
| Number of I/O | 81 |
| Program Memory Size | 128KB (128K x 8) |
| Program Memory Type | FLASH |
| RAM Size | 6K x 8 |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 5.5V |
| Data Converters | A/D 8×8/10b |
| Oscillator Type | External |
| Operating Temperature | -40°C ~ 105°C (TA) |
| Mounting Type | Surface Mount |
| Supplier Device Package | 100-QFP (14×20) |
| Package / Case | 100-BQFP |
| Base Product Number | CY90F543 |
| Full Description | CY90F543GPF-GE1 |


