Embedded - Microcontrollers - Application Specific

Part Number	Description / PDF	Quantity
WP3161R4NFEI-320B1 Roving Networks / Microchip Technology	WINPATH3 SLB 161 320MHZ LF	0
WP3061W1NHEI-250B1 Roving Networks / Microchip Technology	WP3 SPO 061W1 250MHZ,LFBALLS,PBF	0
EEC1005-I/WC-UB1 Roving Networks / Microchip Technology	UBM CONTROLLER, 144-PIN, SFF-TA-	168
WP3362D4NFEI-320B2 Roving Networks / Microchip Technology	WP3 362D4 320 MHZ, LF BALLS, PBF	0
WP3161W6NFEI-320B1 Roving Networks / Microchip Technology	WINPATH3 SLB 161 320MHZ LF	0
MEC1521H-B0-I/TF Roving Networks / Microchip Technology	EMBEDDED CONTROLLER, 256KB SRAM	250
PM5990B-FEI Roving Networks / Microchip Technology	DIGI G4, W/ ENCRYPTION.	0
WP33C2A1EFEI-450B2 Roving Networks / Microchip Technology	WP3 2C2A1 450MHZ,LF BALLS,PBFBUM	0
WP3232M5NHEI-320B2 Roving Networks / Microchip Technology	WINPATH3 3232M5 PROCESSOR 320MHZ	0
SCH5627-NS Roving Networks / Microchip Technology	DESKTOP EMBEDDED CTRLR 128QFP	0
SCH5617C-NS Roving Networks / Microchip Technology	IC CTRLR HUB 128QFP	0
WP3160W6NFEI-320B1 Roving Networks / Microchip Technology	WINPATH3 SLB 160 PROC 320MHZ	0
MEC1723N-B0-I/LJ Roving Networks / Microchip Technology	EMBEDDED CONTROLLER 416KB SRAM	0
MEC1527H-B0-I/TF Roving Networks / Microchip Technology	EMBEDDED CTLR 256KB SRAM 512KB S	260
WP3061W8NHEI-250B1 Roving Networks / Microchip Technology	WP3 SPO 061W8 250MHZ,LFBALLS,PBF	0
WIN847W6NHEI-250A1 Roving Networks / Microchip Technology	WINPATH2 847 W6 PROC 250MHZ LF	0
EEC1005-I/SX1-UB1 Roving Networks / Microchip Technology	UBM CONTROLLER, 84-PIN, SFF-TA-1	260
PM6108B-FEI Roving Networks / Microchip Technology	META-DX1: 1.2T ETHERNET	0
WP32C2M6NHEI-400B2 Roving Networks / Microchip Technology	WP3 2C2M6 400MHZ,LF BALLS,PBFBUM	0
PM5980B-FEI Roving Networks / Microchip Technology	DIGI-100GX OTN PROCESSOR, WITH E	0

Embedded - Microcontrollers - Application Specific

1. Overview

Application Specific Microcontrollers (AS-MCUs) are integrated circuits designed to perform dedicated functions in embedded systems. Unlike general-purpose microcontrollers, AS-MCUs are optimized for specific tasks through customized hardware, firmware, and peripherals. They play a critical role in modern technology by enabling efficient processing, real-time control, and power optimization in specialized applications such as automotive systems, industrial automation, and IoT devices.

2. Main Types and Functional Classification

Type	Functional Features	Application Examples
Application-Specific Microcontrollers (AS-MCUs)	Custom I/O interfaces, optimized instruction sets, fixed-function logic	Motor control in appliances, sensor hubs
Application-Specific Standard Parts (ASSPs)	Industry-standard peripherals, pre-defined functionality	USB controllers, Ethernet PHY chips
Custom ASIC-based MCUs	Full hardware customization, dedicated accelerators	Medical imaging systems, aerospace avionics
System-on-Chip (SoC) MCUs	Integrated CPU, memory, and application-specific IP blocks	Smartphones, automotive infotainment

3. Structure and Components

AS-MCUs typically consist of:

Core Architecture: RISC/VLIW processors with specialized execution units
Memory Hierarchy: Embedded flash (128KB-8MB), SRAM with error correction
Custom Peripherals: PWM controllers, analog comparators, hardware encryption engines
Interconnect Fabric: High-speed buses (AHB/APB) with QoS management
Power Management: Multiple voltage domains, clock gating, retention registers
Package: 48-256 pin QFP/BGA with thermal dissipation features

4. Key Technical Specifications

Parameter	Importance
Processing Throughput (MIPS/GFLOPS)	Determines real-time task execution capability
Power Consumption ( A/MHz)	Critical for battery-operated devices
Memory Size & Speed	Affects code complexity and data buffering
Operating Temperature (-40 C to +150 C)	Ensures reliability in harsh environments
Interface Protocols (CAN, LIN, Ethernet)	Enables system integration compatibility
Functional Safety Certification (ISO 26262, IEC 61508)	Required for automotive/industrial systems

5. Application Domains

Key industries utilizing AS-MCUs:

Industrial: CNC machine controllers, predictive maintenance sensors
Automotive: Engine control units (ECUs), ADAS sensor fusion modules
Medical: MRI machine motion controllers, patient monitoring systems
Consumer: Smart home appliances, wearable fitness trackers
Telecom: 5G base station beamforming controllers

6. Leading Manufacturers and Products

Manufacturer	Product Series	Key Features
Texas Instruments	MSP430FRAS	Ferroelectric memory, 16-bit MCU for energy meters
NXP Semiconductors	S32K1xx	Arm Cortex-M4 for automotive body control
STMicroelectronics	STM32A	Automotive qualified, CAN FD interface
Microchip	PIC18FXX85	Integrated LCD driver for appliance controls
Infineon	AURIX TC3xx	Tri-core architecture for motor drives

7. Selection Guidelines

Key considerations:

Match computational requirements with core architecture
Verify peripheral compatibility with system interfaces
Evaluate toolchain support (compilers, debuggers)
Assess long-term supply stability
Validate security features (AES encryption, secure boot)
Compare total cost of ownership (NRE + unit cost)

8. Industry Trends

Emerging developments:

AI/ML integration for edge computing (e.g., TensorFlow Lite on-chip)
Sub-10nm process nodes enabling 200+ MHz operation
Functional safety compliance up to ASIL-D
Energy harvesting-ready ultra-low-power designs
Rise of RISC-V based customizable cores
Increased adoption in 5G IoT gateways