C161SLM3VAAFXUMA1

Description：IC MCU 16BIT ROMLESS 80MQFP
Series：C16xx
Mfr：Infineon Technologies
Package：Tape & Reel (TR),Cut Tape (CT)
Core Processor：C166

SKU:8c14f01a0e5e Category: Microcontrollers Brand: Infineon Technologies

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Product introduction

Product Detailed Parameters

Description：IC MCU 16BIT ROMLESS 80MQFP
Series：C16xx
Mfr：Infineon Technologies
Package：Tape & Reel (TR),Cut Tape (CT)
Core Processor：C166
Core Size：16-Bit
Speed：20MHz
Connectivity：EBI/EMI, SPI, UART/USART
Peripherals：POR, PWM, WDT
Number of I/O：63
Program Memory Size：-
Program Memory Type：ROMless
EEPROM Size：-
RAM Size：2K x 8
Voltage - Supply (Vcc/Vdd)：3V ~ 3.6V
Data Converters：-
Oscillator Type：External
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Supplier Device Package：PG-MQFP-80-7
Package / Case：80-QFP

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C161SLM3VAAFXUMA1

Overview

The C161SLM3VAAFXUMA1 is a 16-bit microcontroller from Infineon Technologies, part of the C16xx series based on the C166 core. It features ROMless program memory and 2K x 8 bytes of RAM. Operating at a maximum speed of 20MHz with an external oscillator, it supports a supply voltage range of 4.5V to 5.5V. The device includes 63 I/O lines, four 10-bit ADC channels, and interfaces such as EBI/EMI, SPI, and UART/USART. Packaged in a surface-mount PG-MQFP-80-7, it operates within a temperature range of -40°C to 85°C.

Feature Summary

16-bit C166 architecture with ROMless memory configuration
Integrated analog-to-digital conversion capabilities
Support for multiple serial communication protocols
External clock oscillator operation

Applications

Automotive electronic control units
Industrial motor control systems
Embedded sensor interface modules

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels due to obsolete status. Confirm package integrity and moisture sensitivity level handling procedures prior to assembly. Cross-reference datasheet specifications against current design requirements to ensure compatibility with existing system architectures and power supply constraints.

Selection Notes

Select this component when a 16-bit C166 core is required with external clocking and specific I/O counts. Consider the ROMless nature for applications relying on external memory or bootloaders. Evaluate thermal performance within the specified operating range and ensure PCB layout supports the QFP package dimensions and pin spacing requirements for reliable soldering.

Part Context

This MCU belongs to the C16xx family, widely used in automotive and industrial applications. It offers robust processing capabilities for real-time control tasks. The C166 core provides efficient instruction execution suitable for complex embedded logic. Integration of peripheral interfaces reduces external component count, simplifying system design and improving reliability in demanding environments.