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STM32F427ZIT6

180MHz Cortex-M4F MCU, 2MB Flash, 256KB SRAM, Chrom-ART, FMC+SDRAM, LCD-TFT, USB HS, Eth, LQFP-144

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Manufacturer Part：

STM32F427ZIT6

Package：

LQFP-144 (20 x 20 x 1.4mm)

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Description

Product Overview

The STM32F427ZIT6 from STMicroelectronics is a high-performance Arm Cortex-M4 32-bit microcontroller with FPU and DSP, running at 180MHz in a 144-pin LQFP package. It features 2MB dual-bank Flash, 256KB SRAM (including 64KB CCM), Chrom-ART Accelerator (DMA2D), FMC with SDRAM, LCD-TFT controller, USB HS/FS OTG, Ethernet MAC, and three 12-bit ADCs.

Key Specifications

Core Arm Cortex-M4 with FPU and DSP
Max Frequency 180MHz (225 DMIPS)
Flash Memory 2MB dual-bank (read-while-write)
SRAM 256KB (192KB main + 64KB CCM) + 4KB backup
ART Accelerator 0-wait-state Flash execution at 180MHz
Chrom-ART Accelerator DMA2D for graphics content creation
FMC Flexible memory controller (SDRAM, SRAM, NOR, NAND)
LCD-TFT Controller Up to 4096×2048, 83MHz pixel clock
ADC 3x 12-bit, 2.4Msps (7.2Msps triple interleaved)
DAC 2x 12-bit
Timers 12x 16-bit + 2x 32-bit (up to 180MHz)
USART/UART 4 USART + 4 UART (11.25Mbps)
SPI/I2S 6 SPI (45Mbps) + 2 I2S + 1 SAI
I2C 3 (SMBus/PMBus)
CAN 2 (2.0B active)
USB HS/FS OTG (with ULPI) + FS OTG
Ethernet 10/100 MAC (IEEE 1588v2)
Camera Interface 8-14 bit, up to 54MB/s
DMA 16-stream with FIFO and burst
I/O Pins 114 (up to 90MHz toggle)
Supply Voltage 1.7V to 3.6V
Package LQFP-144 (20 x 20mm)
Operating Temperature -40°C to +85°C

Features

  • 180MHz Cortex-M4F with ART Accelerator for 0-wait Flash
  • 2MB dual-bank Flash enabling concurrent read/write for OTA updates
  • 64KB Core Coupled Memory (CCM) for time-critical code/data
  • Chrom-ART Accelerator (DMA2D) for hardware-accelerated 2D graphics
  • FMC supporting SDRAM, SRAM, PSRAM, NOR/NAND/CompactFlash
  • LCD-TFT controller with up to 4096×2048 resolution
  • Three 12-bit ADCs with triple interleaved mode (7.2Msps)
  • USB 2.0 HS OTG with ULPI for external PHY
  • 10/100 Ethernet MAC with IEEE 1588v2 precision timestamp
  • Serial Audio Interface (SAI) with independent audio PLL

Applications

  • High-end industrial HMI with TFT-LCD display
  • Medical imaging and diagnostic equipment
  • Motor drive with Ethernet fieldbus communication
  • Consumer audio with SAI and I2S interfaces
  • Networking equipment with USB HS and Ethernet

The STM32F427ZIT6 from STMicroelectronics is a high-performance Arm Cortex-M4 microcontroller with FPU and DSP instructions, running at up to 180MHz and delivering 225 DMIPS. It integrates 2MB dual-bank Flash with ART Accelerator for 0-wait-state execution, 256KB SRAM including 64KB CCM, Chrom-ART Accelerator (DMA2D) for 2D graphics acceleration, and an FMC supporting SDRAM/LCD interfaces. Connectivity includes USB HS/FS OTG, 10/100 Ethernet MAC with IEEE 1588v2, 3x ADC, 2x DAC, SAI, 6 SPI, 8 UART, 3 I2C, 2 CAN, and a camera interface in a 144-pin LQFP package.

The STM32F427ZIT6 is built around the Arm Cortex-M4F core with a built-in floating-point unit (single-precision) and DSP/SIMD instructions. The ART Accelerator uses an instruction cache, literal cache, and prefetch queue to eliminate wait states when executing from Flash at 180MHz. The dual-bank Flash architecture allows one bank to execute code while the other is being programmed, enabling seamless firmware updates. The 64KB CCM RAM is directly connected to the CPU’s I-bus for deterministic zero-wait access to time-critical code. The Chrom-ART Accelerator (DMA2D) performs hardware 2D memory-to-memory transfers with pixel format conversion, alpha blending, and color keying, offloading the CPU for GUI rendering. The FMC provides a 32-bit external bus interface for SDRAM, SRAM, and LCD controllers.

Pin Group Name Type Function
1-20 PE0-PE15 I/O Port E: FMC, TIM, I2C, SPI, UART
21-36 PD0-PD15 I/O Port D: FMC, USART, SPI, Timer
37-52 PC0-PC15 I/O Port C: FMC, ADC, SPI, I2S, OTG
53-68 PA0-PA15 I/O Port A: ETH, USB, ADC, TIM, UART, SPI
69-84 PB0-PB15 I/O Port B: ETH, USB, I2C, SPI, TIM
85-100 PF0-PF15 I/O Port F: FMC, SPI, TIM
101-108 PG0-PG7 I/O Port G: FMC, ETH, SPI
109-120 VDD/VSS Power Multiple supply/ground pairs
121-130 VDDA/VREF Power Analog supply, reference, VBAT
131-144 PG8-PG15 I/O Port G: FMC, ETH, LCD
  • Industrial HMI with TFT-LCD using Chrom-ART DMA2D acceleration
  • Medical ultrasound imaging with triple ADC interleaved sampling
  • Motor drive controller with Ethernet fieldbus and IEEE 1588 sync
  • Professional audio equipment with SAI and I2S at 192kHz
  • Consumer networking gateway with USB HS and Ethernet MAC
Manufacturer Part Number Package Notes
ST STM32F429ZIT6 LQFP-144 Same + LCD-TFT controller with chrom-ART
ST STM32F427VIT6 LQFP-100 Same core, 100-pin, fewer I/O
ST STM32H743ZIT6 LQFP-144 400MHz Cortex-M7 upgrade path
NXP MIMXRT1062DVL6A LQFP-144 600MHz Cortex-M7, crossover MCU
TI TMS320F28379DZWTT NFBGA-337 Dual C28x, 200MHz, real-time MCU
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Certification
We have obtained a number of professional certifications and built our own professional testing laboratory.This ensures that every product we deliver to our customers meets the highest quality requirements.We conduct tests in strict accordance with procedures to ensure stable product quality and accurate parameters.To guarantee genuine original parts, we also cooperate with reliable third-party testing institutions for strict quality inspection.We always attach great importance to quality and fully comply with industry standards, relevant regulations, and ISO 9001:2015 requirements.

Shipping & Payment

All electronic components we source from our partnered supply chains go through strict incoming inspections.Through careful testing, we ensure everything delivered to customers is genuine original parts and meets quality requirements.In addition, we keep complete inspection records to make the entire supply chain process clear and traceable.

Certification
We have obtained a number of professional certifications and built our own professional testing laboratory.This ensures that every product we deliver to our customers meets the highest quality requirements.We conduct tests in strict accordance with procedures to ensure stable product quality and accurate parameters.To guarantee genuine original parts, we also cooperate with reliable third-party testing institutions for strict quality inspection.We always attach great importance to quality and fully comply with industry standards, relevant regulations, and ISO 9001:2015 requirements.

Service & Packaging

All electronic components we source from our partnered supply chains go through strict incoming inspections.Through careful testing, we ensure everything delivered to customers is genuine original parts and meets quality requirements.In addition, we keep complete inspection records to make the entire supply chain process clear and traceable.

Certification
We have obtained a number of professional certifications and built our own professional testing laboratory.This ensures that every product we deliver to our customers meets the highest quality requirements.We conduct tests in strict accordance with procedures to ensure stable product quality and accurate parameters.To guarantee genuine original parts, we also cooperate with reliable third-party testing institutions for strict quality inspection.We always attach great importance to quality and fully comply with industry standards, relevant regulations, and ISO 9001:2015 requirements.

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