STMicroelectronics STM32F358VCT6

Overview

STM32F358VCT6 from STMicroelectronics is an ARM® Cortex®-M4 32-bit MCU with FPU, operating at up to 72 MHz, featuring 256 KB Flash, 48 KB SRAM (including 16 KB with hardware parity), four 12-bit ADCs (0.2 µs conversion), two 12-bit DACs, seven rail-to-rail comparators, and four programmable-gain operational amplifiers - deployed in industrial motor control, analog signal conditioning, and capacitive touch HMI systems.

For engineers reviewing the STM32F358VCT6 datasheet, STM32F358VCT6 pinout, STM32F358VCT6 application, or STM32F358VCT6 equivalent, key selection criteria include its integrated analog front-end (4 PGA, 7 COMP, 2 DAC), CAN 2.0B interface, 86 fast I/Os (several 5 V-tolerant), and support for real-time control via advanced timers with deadtime generation and emergency stop.

Technical Context

The device integrates a Cortex-M4 core with single-cycle MAC, HW division, DSP instructions, and MPU for deterministic real-time execution. Its analog subsystem includes independent voltage domains: VDDA (1.65–3.6 V) for ADC/COMP, VREFINT and VOPAMP references, and dedicated 2.4–3.6 V supply for DACs and PGAs.

Timing architecture supports multiple clock sources: 4–32 MHz HSE crystal, 32 kHz LSE for RTC, 8 MHz HSI with PLL (up to 72 MHz), and 40 kHz LSI. The interconnect matrix enables concurrent peripheral access without bus contention, critical for mixed-signal real-time workloads.

Key Specifications

Pinout & Package

LQFP100 package (14 × 14 mm, 0.5 mm pitch), 100-pin quad flat lead frame with exposed thermal pad; RoHS-compliant, moisture sensitivity level 3.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar mixed-signal microcontroller applications.

Compared with STM32F303VCT6, the STM32F358VCT6 adds dual DACs and four PGAs for self-contained analog output and programmable gain - critical for closed-loop control. Versus STM32F411REY6TR, it trades raw CPU speed for superior on-die analog integration, reducing BOM count and PCB area in sensor-rich embedded systems.

Availability

STM32F358VCT6 is available at Aetrix Electronics and suitable for industrial motor drives, medical sensor modules, automotive body controllers, and capacitive touch HMIs requiring stable component supply across extended product lifecycles.

Supply support for STM32F358VCT6 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

STMicroelectronics is a global semiconductor leader headquartered in Geneva, Switzerland, designing and manufacturing microcontrollers, power devices, sensors, and analog ICs for industrial, automotive, and consumer markets.

The STM32F3 series targets cost-sensitive, analog-intensive embedded applications - combining high-precision mixed-signal peripherals with Cortex-M4 real-time performance for motor control, digital power, and human interface systems.

FAQ

What is the maximum operating frequency and associated power supply requirement for the STM32F358VCT6?

The STM32F358VCT6 operates at a maximum CPU frequency of 72 MHz, requiring a VDD supply of 1.8 V ±8% (1.656 V to 1.944 V). This tight voltage tolerance ensures stable FPU and DSP instruction execution while maintaining low dynamic power consumption in real-time control loops.

Does the STM32F358VCT6 support hardware-accelerated cryptographic operations?

No, the STM32F358VCT6 does not include dedicated cryptographic accelerators (e.g., AES, SHA, PKA). It relies on software libraries for encryption; for hardware crypto, consider STM32L4 or STM32H7 series devices with CryptoCell or AES engines.

How many independent analog supply domains does the STM32F358VCT6 support, and what are their voltage ranges?

The device supports three analog supply domains: VDDA (1.65–3.6 V) for ADCs/comparators, dedicated 2.4–3.6 V for DACs and PGAs, and internal VREFINT (1.2 V) and VOPAMP (1.2 V) references - enabling simultaneous high-precision acquisition, output, and signal conditioning with minimal crosstalk.

Can the STM32F358VCT6's comparators operate independently of the main CPU clock?

Yes, the seven comparators feature asynchronous operation: they remain functional during Sleep and Stop low-power modes using the LSI (40 kHz) or LSE (32.768 kHz) clock, enabling wake-up on analog threshold violation without CPU intervention - critical for battery-powered event-triggered sensing.