C164CI8E28MDBFXUMA1

Overview

The C164CI8E28MDBFXUMA1 is a 16-bit single-chip microcontroller from the Infineon C166 family. It features an 80-pin MQFP package with a 0.65 mm pitch and operates at a CPU clock frequency up to 25 MHz, achieving an instruction cycle time of 80 ns. The device includes a 4-stage pipeline CPU, 2 KBytes of Internal RAM (IRAM), 2 KBytes of Extension RAM (XRAM), and up to 64 KBytes of on-chip program memory (Mask ROM or OTP). Key peripherals include a full-function CAN interface (Rev. 2.0B active), an 8-channel 10-bit A/D converter, CAPCOM2 and CAPCOM6 units, three general-purpose timers, two serial channels, and a Real-Time Clock.

Feature Summary

• High-performance 16-bit CPU with a 4-stage pipeline and hardware multiply/divide unit
• Integrated full-function Controller Area Network (CAN) interface supporting Rev. 2.0B
• On-chip memory modules including IRAM, XRAM, and Mask ROM/OTP for code storage
• Comprehensive peripheral set featuring ADC, CAPCOM units, timers, and serial interfaces

Applications

• Automotive electronic control units utilizing CAN communication
• Industrial automation systems requiring high-speed interrupt handling
• Cost-sensitive embedded applications needing integrated I/O and memory
• Systems requiring real-time clock functionality and analog signal processing

Procurement Notes

Verify the specific ordering suffix against the official Infineon Product Catalog Microcontrollers to confirm exact package type, delivery mode, and temperature range specifications. Ensure compatibility with required development tools such as C-compilers and emulators. Confirm that the selected derivative matches the necessary program memory configuration (ROM vs. OTP) and peripheral functionality levels defined in the datasheet.

Selection Notes

Select this component for applications demanding a balance of CPU performance and peripheral integration within a cost-sensitive design. Consider the 25 MHz operating frequency and 80 ns instruction cycle for timing requirements. Evaluate the available on-chip memory sizes against application needs. Verify pin assignments for CAN and CAPCOM functions if specific port configurations are required.

Part Context

This microcontroller belongs to the C164CI/SI and C164CL/SL derivatives within the broader C166 Family. It is designed as a CMOS single-chip solution combining RISC and CISC advantages. The device supports flexible power management modes including Idle, Sleep, and Power Down. It is supported by a range of development tools and offers a 16 MBytes total linear address space for code and data access.

Replacement Considerations

Public confirmed substitute part numbers are not provided in the source material.