STM32F427ZIT6 - 180MHz ARM Cortex-M4F MCU, 2MB Flash | STMicroelectronics
料号： STM32F427ZIT6 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $12.5 | $12.50 |
| 10 | $11.2 | $112.00 |
| 100 | $9.8 | $980.00 |
| 500 | $8.9 | $4,450.00 |
| 1,000 | $8.1 | $8,100.00 |
STM32F427ZIT6 概述
A microcontroller (MCU) is a compact integrated circuit designed to govern a specific operation in an embedded system. It contains a processor core, memory (Flash and SRAM), and programmable input/output peripherals. The STM32F427ZIT6 belongs to the STM32F4 family, which is part of the broader STM32 32-bit ARM Cortex-M microcontroller portfolio. This family is known for its balance of performance, power efficiency, and rich peripheral integration, making it a popular choice for industrial, consumer, and IoT applications.
Key features include a 180 MHz ARM Cortex-M4F core with FPU and DSP instructions, 2 MB of dual-bank Flash memory, 256 KB of SRAM, and a comprehensive set of peripherals: 3x 12-bit ADCs, 2x 12-bit DACs, 8x UARTs, 6x SPIs, 3x I2Cs, 2x CAN, 1x USB 2.0 OTG FS/HS, 1x Ethernet MAC, and a camera interface. The device also includes a true random number generator (RNG), a cryptographic acceleration cell (AES, DES, 3DES), and a Chrom-ART Accelerator for 2D graphics.
The STM32F427ZIT6 is built on a 90nm process technology, offering a good balance between performance and power consumption. It features a flexible power management system with multiple low-power modes (Sleep, Stop, Standby) and a backup domain for RTC and SRAM retention. The dual-bank Flash allows read-while-write operations, enabling firmware updates without halting the system. The Chrom-ART Accelerator offloads 2D graphics operations from the CPU, improving GUI performance in display applications.
Typical applications include industrial control systems, motor drives, medical devices, consumer electronics, IoT gateways, and human-machine interfaces (HMI). The rich connectivity options (Ethernet, USB, CAN) make it suitable for networked embedded systems. The high Flash and SRAM capacities support complex firmware and real-time operating systems (RTOS).
When designing with this device, pay attention to the power supply decoupling: place 100nF capacitors close to each VDD pin and a 4.7uF bulk capacitor. The VDDA pin must be connected to a clean analog supply to ensure ADC accuracy. For high-speed USB and Ethernet, use the recommended external PHY and crystal oscillator (25 MHz for Ethernet).
直接替换替代料： STM32F427ZIT6 ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： STM32F427ZIT6 （相同外形与封装尺寸） ——差异在于 Package, SRAM, Core, Timers, ADC.
快速对比工具——选择替代料号进行并排对比：
STM32F427ZGT6
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
STM32F437ZIT6
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$8.1 / 个
查看数据手册 →STM32F407ZIT6
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
STM32F429ZIT6
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$11.4 / 个
查看数据手册 →STM32F427ZIT6 最大额定值与电气特性
| Core | ARM Cortex-M4F with FPU |
| Maximum Clock Speed | 180 MHz |
| Flash Memory | 2 MB (dual-bank) |
| SRAM | 256 KB |
| 电源电压 | 1.8 V to 3.6 V |
| 工作温度 | -40C to +85C |
| 封装 | LQFP144 (20x20 mm) |
| GPIO Pins | 114 |
| ADC | 3x 12-bit, up to 24 channels |
| DAC | 2x 12-bit |
| UART | 8 |
| SPI | 6 |
| I2C | 3 |
| CAN | 2 |
| USB | 1x OTG FS/HS |
| Ethernet | 1x MAC 10/100 |
| Timers | 12 (16-bit and 32-bit) |
| DMA | 2x DMA controllers with 16 streams |
| RNG | Yes |
| Crypto | AES, DES, 3DES |
| Chrom-ART Accelerator | Yes |
| RoHS | Compliant |
STM32F427ZIT6 引脚配置
| 引脚 1 | PE2 — GPIO / FMC_A23 |
| 引脚 2 | PE3 — GPIO / FMC_A19 |
| 引脚 3 | PE4 — GPIO / FMC_A20 |
| 引脚 4 | PE5 — GPIO / FMC_A21 |
| 引脚 5 | PE6 — GPIO / FMC_A22 |
| 引脚 6 | VBAT — Backup battery supply |
| 引脚 7 | PC13 — GPIO / RTC_TAMP1 |
| 引脚 8 | PC14 — GPIO / OSC32_IN |
| 引脚 9 | PC15 — GPIO / OSC32_OUT |
| 引脚 10 | PF0 — GPIO / FMC_A0 |
| 引脚 11 | PF1 — GPIO / FMC_A1 |
| 引脚 12 | PF2 — GPIO / FMC_A2 |
| 引脚 13 | PF3 — GPIO / FMC_A3 |
| 引脚 14 | PF4 — GPIO / FMC_A4 |
| 引脚 15 | PF5 — GPIO / FMC_A5 |
| 引脚 16 | VSS — Ground |
| 引脚 17 | VDD — Power supply |
| 引脚 18 | PF6 — GPIO / FMC_NWAIT |
| 引脚 19 | PF7 — GPIO / FMC_NE1 |
| 引脚 20 | PF8 — GPIO / FMC_NCE2 |
| 引脚 21 | PF9 — GPIO / FMC_NCE3 |
| 引脚 22 | PF10 — GPIO / FMC_NE2 |
| 引脚 23 | PH0 — GPIO / OSC_IN |
| 引脚 24 | PH1 — GPIO / OSC_OUT |
| 引脚 25 | PH2 — GPIO / FMC_SDCKE0 |
| 引脚 26 | PH3 — GPIO / FMC_SDNE0 |
| 引脚 27 | PH4 — GPIO / FMC_SDNE1 |
| 引脚 28 | PH5 — GPIO / FMC_SDNWE |
| 引脚 29 | PH6 — GPIO / FMC_SDNE1 |
| 引脚 30 | PH7 — GPIO / FMC_SDCKE1 |
| 引脚 31 | PH8 — GPIO / FMC_D16 |
| 引脚 32 | PH9 — GPIO / FMC_D17 |
| 引脚 33 | PH10 — GPIO / FMC_D18 |
| 引脚 34 | PH11 — GPIO / FMC_D19 |
| 引脚 35 | PH12 — GPIO / FMC_D20 |
| 引脚 36 | PH13 — GPIO / FMC_D21 |
| 引脚 37 | PH14 — GPIO / FMC_D22 |
| 引脚 38 | PH15 — GPIO / FMC_D23 |
| 引脚 39 | VSS — Ground |
| 引脚 40 | VDD — Power supply |
| 引脚 41 | PD0 — GPIO / FMC_D2 |
| 引脚 42 | PD1 — GPIO / FMC_D3 |
| 引脚 43 | PD2 — GPIO / FMC_D0 |
| 引脚 44 | PD3 — GPIO / FMC_CLK |
| 引脚 45 | PD4 — GPIO / FMC_NOE |
| 引脚 46 | PD5 — GPIO / FMC_NWE |
| 引脚 47 | PD6 — GPIO / FMC_NWAIT |
| 引脚 48 | PD7 — GPIO / FMC_NE1 |
| 引脚 49 | PD8 — GPIO / USART3_TX |
| 引脚 50 | PD9 — GPIO / USART3_RX |
| 引脚 51 | PD10 — GPIO / USART3_CK |
| 引脚 52 | PD11 — GPIO / USART3_CTS |
| 引脚 53 | PD12 — GPIO / USART3_RTS |
| 引脚 54 | PD13 — GPIO / USART3_DE |
| 引脚 55 | PD14 — GPIO / FMC_D0 |
| 引脚 56 | PD15 — GPIO / FMC_D1 |
| 引脚 57 | VSS — Ground |
| 引脚 58 | VDD — Power supply |
| 引脚 59 | PC0 — GPIO / ADC123_IN10 |
| 引脚 60 | PC1 — GPIO / ADC123_IN11 |
| 引脚 61 | PC2 — GPIO / ADC123_IN12 |
| 引脚 62 | PC3 — GPIO / ADC123_IN13 |
| 引脚 63 | PC4 — GPIO / ADC12_IN14 |
| 引脚 64 | PC5 — GPIO / ADC12_IN15 |
| 引脚 65 | PB0 — GPIO / ADC12_IN8 |
| 引脚 66 | PB1 — GPIO / ADC12_IN9 |
| 引脚 67 | PB2 — GPIO / BOOT1 |
| 引脚 68 | PB3 — GPIO / JTDO |
| 引脚 69 | PB4 — GPIO / NJTRST |
| 引脚 70 | PB5 — GPIO / I2C1_SMBA |
| 引脚 71 | PB6 — GPIO / I2C1_SCL |
| 引脚 72 | PB7 — GPIO / I2C1_SDA |
| 引脚 73 | BOOT0 — Boot mode selection |
| 引脚 74 | PB8 — GPIO / I2C1_SCL |
| 引脚 75 | PB9 — GPIO / I2C1_SDA |
| 引脚 76 | VSS — Ground |
| 引脚 77 | VDD — Power supply |
| 引脚 78 | PE7 — GPIO / FMC_D4 |
| 引脚 79 | PE8 — GPIO / FMC_D5 |
| 引脚 80 | PE9 — GPIO / FMC_D6 |
| 引脚 81 | PE10 — GPIO / FMC_D7 |
| 引脚 82 | PE11 — GPIO / FMC_D8 |
| 引脚 83 | PE12 — GPIO / FMC_D9 |
| 引脚 84 | PE13 — GPIO / FMC_D10 |
| 引脚 85 | PE14 — GPIO / FMC_D11 |
| 引脚 86 | PE15 — GPIO / FMC_D12 |
| 引脚 87 | PB10 — GPIO / I2C2_SCL |
| 引脚 88 | PB11 — GPIO / I2C2_SDA |
| 引脚 89 | PB12 — GPIO / SPI2_NSS |
| 引脚 90 | PB13 — GPIO / SPI2_SCK |
| 引脚 91 | PB14 — GPIO / SPI2_MISO |
| 引脚 92 | PB15 — GPIO / SPI2_MOSI |
| 引脚 93 | PD8 — GPIO / USART3_TX |
| 引脚 94 | PD9 — GPIO / USART3_RX |
| 引脚 95 | PD10 — GPIO / USART3_CK |
| 引脚 96 | PD11 — GPIO / USART3_CTS |
| 引脚 97 | PD12 — GPIO / USART3_RTS |
| 引脚 98 | PD13 — GPIO / USART3_DE |
| 引脚 99 | PD14 — GPIO / FMC_D0 |
| 引脚 100 | PD15 — GPIO / FMC_D1 |
| 引脚 101 | VSS — Ground |
| 引脚 102 | VDD — Power supply |
| 引脚 103 | PC6 — GPIO / I2S2_MCK |
| 引脚 104 | PC7 — GPIO / I2S3_MCK |
| 引脚 105 | PC8 — GPIO / SDIO_D0 |
| 引脚 106 | PC9 — GPIO / SDIO_D1 |
| 引脚 107 | PA0 — GPIO / ADC123_IN0 |
| 引脚 108 | PA1 — GPIO / ADC123_IN1 |
| 引脚 109 | PA2 — GPIO / ADC123_IN2 |
| 引脚 110 | PA3 — GPIO / ADC123_IN3 |
| 引脚 111 | PA4 — GPIO / DAC_OUT1 |
| 引脚 112 | PA5 — GPIO / DAC_OUT2 |
| 引脚 113 | PA6 — GPIO / ADC12_IN6 |
| 引脚 114 | PA7 — GPIO / ADC12_IN7 |
| 引脚 115 | PA8 — GPIO / MCO1 |
| 引脚 116 | PA9 — GPIO / USART1_TX |
| 引脚 117 | PA10 — GPIO / USART1_RX |
| 引脚 118 | PA11 — GPIO / USB_DM |
| 引脚 119 | PA12 — GPIO / USB_DP |
| 引脚 120 | PA13 — GPIO / SWDIO |
| 引脚 121 | PA14 — GPIO / SWCLK |
| 引脚 122 | PA15 — GPIO / JTDI |
| 引脚 123 | VSS — Ground |
| 引脚 124 | VDD — Power supply |
| 引脚 125 | PC10 — GPIO / SDIO_D2 |
| 引脚 126 | PC11 — GPIO / SDIO_D3 |
| 引脚 127 | PC12 — GPIO / SDIO_CK |
| 引脚 128 | PC13 — GPIO / RTC_TAMP1 |
| 引脚 129 | PC14 — GPIO / OSC32_IN |
| 引脚 130 | PC15 — GPIO / OSC32_OUT |
| 引脚 131 | PF0 — GPIO / FMC_A0 |
| 引脚 132 | PF1 — GPIO / FMC_A1 |
| 引脚 133 | PF2 — GPIO / FMC_A2 |
| 引脚 134 | PF3 — GPIO / FMC_A3 |
| 引脚 135 | PF4 — GPIO / FMC_A4 |
| 引脚 136 | PF5 — GPIO / FMC_A5 |
| 引脚 137 | VSS — Ground |
| 引脚 138 | VDD — Power supply |
| 引脚 139 | PF6 — GPIO / FMC_NWAIT |
| 引脚 140 | PF7 — GPIO / FMC_NE1 |
| 引脚 141 | PF8 — GPIO / FMC_NCE2 |
| 引脚 142 | PF9 — GPIO / FMC_NCE3 |
| 引脚 143 | PF10 — GPIO / FMC_NE2 |
| 引脚 144 | PH0 — GPIO / OSC_IN |
典型应用
STM32F427ZIT6 适用于 6 应用s: Industrial Control Systems, IoT Gateways, Medical Devices, Consumer Electronics, Human-Machine Interface (HMI), Automotive Electronics.
Industrial Control Systems
The STM32F427ZIT6 is ideal for industrial control systems such as PLCs, motor drives, and robotics. Its 180 MHz Cortex-M4F core with FPU accelerates complex control algorithms like FOC (Field-Oriented Control) for brushless DC motors. The device features advanced timers (12 timers including 2x 32-bit) that generate precise PWM signals, and 3x 12-bit ADCs with up to 24 channels for accurate current and voltage sensing. The 2 MB Flash and 256 KB SRAM support complex firmware and real-time operating systems. The wide operating temperature range (-40°C to +85°C) and robust peripheral set (CAN, UART, SPI) make it suitable for harsh industrial environments. In a typical motor drive, the MCU reads encoder feedback via a timer input, executes the FOC algorithm, and outputs PWM to the gate driver, achieving high efficiency and smooth operation. The dual-bank Flash allows firmware updates without stopping the motor, minimizing downtime.
推荐
IoT Gateways
The STM32F427ZIT6 is well-suited for IoT gateways that aggregate data from multiple sensors and communicate via Ethernet, Wi-Fi, or cellular. Its integrated Ethernet MAC (10/100) enables wired connectivity, while USB OTG FS/HS supports external modems or storage. The 2 MB Flash and 256 KB SRAM can host a full TCP/IP stack (e.g., lwIP) and MQTT broker. The cryptographic acceleration cell (AES, DES, 3DES) provides hardware-accelerated encryption for secure communication. The device can manage multiple UARTs, SPIs, and I2Cs to interface with various sensors and actuators. In a typical gateway, the MCU collects data from Zigbee or LoRa modules via UART, processes and encrypts it, then forwards it to the cloud via Ethernet. The low-power modes (Stop, Standby) help reduce energy consumption when idle. The Chrom-ART Accelerator can drive a local display for status monitoring.
推荐
Medical Devices
The STM32F427ZIT6 is used in medical devices such as patient monitors, infusion pumps, and diagnostic equipment. Its high processing power enables real-time signal processing for ECG, EEG, and blood pressure monitoring. The 3x 12-bit ADCs with high resolution capture analog signals from sensors, while the FPU accelerates digital filtering algorithms. The device's reliability and long-term availability make it suitable for medical applications. The 2 MB Flash can store patient data and firmware, and the dual-bank architecture allows safe firmware updates. The low-power modes extend battery life in portable devices. In a patient monitor, the MCU reads ECG signals via an analog front-end, processes them to detect arrhythmias, and displays the waveform on an LCD. The cryptographic cell can secure patient data for transmission. The device meets medical safety standards when properly designed with isolation and EMC protection.
推荐
Consumer Electronics
The STM32F427ZIT6 powers consumer electronics like smart home hubs, wearable devices, and audio equipment. Its Chrom-ART Accelerator enhances GUI performance on TFT displays, making it ideal for smart home control panels. The device supports multiple connectivity options (USB, Ethernet, CAN) for seamless integration with other smart devices. The 2 MB Flash and 256 KB SRAM handle complex user interfaces and audio processing. The FPU and DSP instructions enable real-time audio effects and voice recognition. In a smart speaker, the MCU processes audio from a microphone, performs keyword spotting, and streams audio to a cloud service via Wi-Fi (using an external module). The low-power modes help conserve energy in battery-powered wearables. The device's rich peripheral set allows interfacing with touch sensors, LEDs, and displays.
推荐
Human-Machine Interface (HMI)
The STM32F427ZIT6 is an excellent choice for HMI applications such as industrial control panels, home automation touchscreens, and point-of-sale terminals. The Chrom-ART Accelerator offloads 2D graphics operations from the CPU, enabling smooth rendering of complex GUIs on TFT-LCD displays. The device supports external SDRAM (via FMC) for larger frame buffers, and the 2 MB Flash can store graphical assets. The rich peripheral set includes touch controller interfaces (I2C/SPI), UARTs for communication with host systems, and Ethernet for remote monitoring. In a typical HMI, the MCU reads touch input, updates the display, and communicates with a PLC via Modbus over UART. The high clock speed ensures responsive user interaction. The device's low-power modes help reduce heat and energy consumption in enclosed panels.
推荐
Automotive Electronics
The STM32F427ZIT6 is used in automotive applications such as body control modules, infotainment systems, and advanced driver-assistance systems (ADAS). Its high performance and rich connectivity (CAN, Ethernet, USB) make it suitable for in-vehicle networking. The device operates over the automotive temperature range (-40°C to +125°C for some variants, but this standard version is -40°C to +85°C; for automotive grade, consider the STM32F427ZIT6Q). The cryptographic cell secures communication between ECUs. The 2 MB Flash and 256 KB SRAM support complex algorithms for sensor fusion and diagnostics. In a body control module, the MCU manages lighting, windows, and door locks via CAN bus. The FPU accelerates signal processing for radar or camera data in ADAS. The device's robustness and long-term availability meet automotive quality standards.
推荐
推荐产品汇总
工程参考数据： STM32F427ZIT6 ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | STM32F427ZGT6 | STM32F437ZIT6 | STM32F407ZIT6 | STM32F429ZIT6 |
|---|---|---|---|---|---|
| Package | LQFP144 | LQFP144 | LQFP144 | LQFP144 | LQFP144 |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Core Clock | 180 MHz | 180 MHz | 180 MHz | 168 MHz | 180 MHz |
| Flash Memory | 2 MB | 1 MB | 2 MB | 1 MB | 2 MB |
| SRAM | 256 KB | 192 KB | 256 KB | 192 KB | 256 KB |
| Chrom-ART Accelerator | Yes | Yes | Yes | No | Yes |
| TFT-LCD Controller | No | No | Yes | No | Yes |
| Crypto Acceleration | Yes | Yes | Yes | No | Yes |
| Price (1pc) | $12.50 | $11.80 | $13.20 | $9.50 | $13.00 |
关键差异点
- Higher clock speed and more SRAM than STM32F407ZIT6 （对比 STM32F407ZIT6)
- Chrom-ART Accelerator for 2D graphics （对比 STM32F407ZIT6)
- Cryptographic acceleration for secure communication （对比 STM32F407ZIT6)
设计说明
Decouple each VDD pin with a 100nF ceramic capacitor placed as close to the pin as possible. Additionally, place a 4.7uF bulk capacitor on the main supply. The VDDA pin must be connected to a clean analog supply (e.g., through a ferrite bead) and decoupled with a 1uF capacitor to ensure ADC accuracy. The VREF+ pin should be connected to a stable reference voltage for precise ADC conversions.
For high-speed interfaces like USB and Ethernet, follow the layout guidelines in the STM32F427xx reference manual (RM0090). Use controlled impedance traces for USB D+/D- (90 ohms differential) and Ethernet (100 ohms differential). Keep the 25 MHz crystal for Ethernet close to the PHY, and the 8 MHz HSE crystal close to the MCU with proper load capacitors. Ensure a solid ground plane under the MCU and all high-speed traces.
Do not exceed the absolute maximum ratings: VDD must not exceed 3.6V, and any pin voltage must not exceed VDD+0.3V. Ensure the BOOT0 pin is properly configured to select the desired boot mode (Flash, SRAM, or system memory). For firmware updates, use the dual-bank Flash feature to enable read-while-write, but ensure the bootloader handles bank switching correctly. Also, note that the STM32F427ZIT6 is not AEC-Q100 qualified; for automotive applications, use the 'Q' suffix variant (e.g., STM32F427ZIT6Q).
合规信息
RoHS compliant per STMicroelectronics. Not AEC-Q100 qualified; use 'Q' suffix for automotive. REACH compliant.
