STM32F429ZIT6TR - 2MB Flash 180MHz Cortex-M4 MCU | STMicroelectronics (Tape & Reel)
MPN： STM32F429ZIT6TR ✓ 啟用中STM32F429ZIT6TR 概覽
What is a microcontroller? A microcontroller (MCU) is a compact integrated circuit that governs a specific operation in an embedded system, combining a processor core, flash memory, SRAM, and programmable peripherals on a single chip. The STM32F429ZIT6TR sits within the STM32F4 series, part of the broader STM32 family of 32-bit ARM Cortex-M microcontrollers, which in turn belongs to the general hierarchy of embedded processors and system-on-chip devices used across industrial, consumer, and IoT applications.
Key features include the ARM Cortex-M4 core with single-precision FPU and DSP instructions, ART Accelerator enabling 0-wait-state execution from flash, and 225 DMIPS (1.25 DMIPS/MHz at 180 MHz). Memory resources total 2 MB of flash and 256 KB of system SRAM plus 4 KB of backup SRAM. Peripheral integration is extensive: three 12-bit ADCs, two DACs, 12 general-purpose 16-bit timers plus two 32-bit timers, multiple USART/SPI/I2C interfaces, USB OTG full-speed and high-speed, 10/100 Ethernet MAC, and a TFT-LCD parallel interface (8080/6800) that supports up to XGA resolution. Supply voltage range is 1.8V to 3.6V (3.3V typical).
Architecturally, the adaptive real-time (ART) accelerator pairs with the dual-bank flash organization to support read-while-write operation, which is critical for in-field or over-the-air firmware updates. Clock generation supports an external crystal and internal RC sources feeding a PLL that synthesizes the 180 MHz system clock, while a memory protection unit (MPU) supports robust RTOS partitioning and a cryptographic/hash engine (on related F4 variants) provides hardware acceleration for security workloads.
Typical applications include industrial control and automation, HMI panels with TFT displays, motor drives, IoT gateways using Ethernet, and medical instrumentation where real-time control and rich connectivity are required. The device is also widely used in audio processing thanks to its DSP extensions and I2S peripherals, and in graphical user interfaces via the integrated LCD-TFT controller.
Design consideration: decouple every VDD pin with 100 nF X7R capacitors placed close to the pins, add a 4.7 uF bulk capacitor near the regulator, and filter the VDDA analog supply with a ferrite bead plus 10 nF + 1 uF decoupling; budget PCB copper area for thermal dissipation in high-load designs where the MCU draws sustained currents above 100 mA.
This page synthesizes distributor availability, same-package drop-in alternatives, and practical design notes not found in the STMicroelectronics datasheet, giving engineers a complete evaluation resource.
直接替換替代品，適用於 STM32F429ZIT6TR — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： STM32F429ZIT6TR （相同外形與佔位） — 差異在於 Package, Flash Memory, Core, SRAM, Performance.
STM32F429ZET6
✅ 直接替換聯絡詢價
查看資料表 →STM32F427ZIT6
✅ 直接替換聯絡詢價
查看資料表 →STM32F429ZGT6
✅ 直接替換聯絡詢價
查看資料表 →STM32F469ZIT6
✅ 直接替換聯絡詢價
查看資料表 →STM32F437IIH6
✅ 直接替換聯絡詢價
查看資料表 →STM32F429IIT6
✅ 直接替換聯絡詢價
查看資料表 →STM32F429ZIT6TR 最大額定值與電氣特性
| Core | ARM Cortex-M4 with FPU and DSP |
| 最大時脈頻率 | 180 MHz |
| Program Memory (Flash) | 2 MB |
| Data RAM | 256 KB SRAM + 4 KB backup SRAM |
| 資料匯流排寬度 | 32 bit |
| Performance | 225 DMIPS (1.25 DMIPS/MHz) |
| Supply Voltage Range | 1.8 V to 3.6 V |
| 工作溫度範圍 | -40C to +85C |
| 封裝 | LQFP-144 (20 x 20 mm) |
| 安裝類型 | Surface Mount (SMD/SMT) |
| ADC | 3x 12-bit, up to 2.4 MSPS |
| DAC | 2x 12-bit |
| Timers | 12x 16-bit + 2x 32-bit (17 timers total) |
| Communication Interfaces | USB OTG HS/FS, 10/100 Ethernet, USART/UART, SPI, I2C, CAN, I2S, SAI, UART |
| LCD-TFT Controller | Yes, parallel 8080/6800, up to XGA |
| Camera Interface | 8-14 bit parallel |
| RoHS 狀態 | Compliant |
| Cryptographic Acceleration | Yes (AES, hash, RNG on F4 series) |
STM32F429ZIT6TR 腳位配置
| 腳位 1 | PE2 — GPIO, TRACECLK |
| 腳位 2 | PE3 — GPIO, TRACED0 |
| 腳位 3 | PE4 — GPIO, TRACED1 |
| 腳位 4 | PE5 — GPIO, TRACED2 |
| 腳位 5 | PE6 — GPIO, TRACED3 |
| 腳位 6 | VBAT — Backup battery supply |
| 腳位 7 | PC13 — GPIO, RTC_TAMP1 |
| 腳位 8 | PC14 — GPIO, OSC32_IN |
| 腳位 9 | PC15 — GPIO, OSC32_OUT |
| 腳位 10 | VREF+ — ADC reference voltage |
| 腳位 11 | VDDA — Analog supply voltage |
| 腳位 12 | PA0 — GPIO, UART4_TX, ADC1_IN0 |
| 腳位 13 | PA1 — GPIO, UART4_RX, ADC1_IN1 |
| 腳位 14 | PA2 — GPIO, USART2_TX, ADC1_IN2 |
| 腳位 15 | PA3 — GPIO, USART2_RX, ADC1_IN3 |
| 腳位 16 | PA4 — GPIO, SPI1_NSS, ADC1_IN4, DAC1_OUT |
| 腳位 17 | PA5 — GPIO, SPI1_SCK, ADC1_IN5, DAC2_OUT |
| 腳位 18 | PA6 — GPIO, SPI1_MISO, ADC1_IN6 |
| 腳位 19 | PA7 — GPIO, SPI1_MOSI, ADC1_IN7 |
| 腳位 20 | PC4 — GPIO, ADC2_IN14 |
| 腳位 21 | PC5 — GPIO, ADC2_IN15 |
| 腳位 22 | PB0 — GPIO, ADC3_IN8, TIM3_CH3 |
| 腳位 23 | PB1 — GPIO, ADC3_IN9, TIM3_CH4 |
| 腳位 24 | PB2 — GPIO, BOOT1 |
| 腳位 25 | PE7 — GPIO |
| 腳位 26 | PE8 — GPIO |
| 腳位 27 | PE9 — GPIO |
| 腳位 28 | PE10 — GPIO |
| 腳位 29 | PE11 — GPIO |
| 腳位 30 | PE12 — GPIO |
| 腳位 31 | PE13 — GPIO |
| 腳位 32 | PE14 — GPIO |
| 腳位 33 | PE15 — GPIO |
| 腳位 34 | PB10 — GPIO, I2C2_SCL, USART3_TX |
| 腳位 35 | PB11 — GPIO, I2C2_SDA, USART3_RX |
| 腳位 36 | VCAP_1 — Core regulator bypass |
| 腳位 37 | VDD — Digital supply voltage |
| 腳位 38 | VSS — Digital ground |
| 腳位 39 | PB12 — GPIO, SPI2_NSS, CAN2_RX |
| 腳位 40 | PB13 — GPIO, SPI2_SCK, CAN2_TX |
| 腳位 41 | PB14 — GPIO, SPI2_MISO, TIM12_CH1 |
| 腳位 42 | PB15 — GPIO, SPI2_MOSI, TIM12_CH2 |
| 腳位 43 | PD8 — GPIO, USART3_TX |
| 腳位 44 | PD9 — GPIO, USART3_RX |
| 腳位 45 | PD10 — GPIO |
| 腳位 46 | PD11 — GPIO |
| 腳位 47 | PD12 — GPIO, TIM4_CH1 |
| 腳位 48 | PD13 — GPIO, TIM4_CH2 |
| 腳位 49 | PD14 — GPIO, TIM4_CH3 |
| 腳位 50 | PD15 — GPIO, TIM4_CH4 |
| 腳位 51 | PC6 — GPIO, USART6_TX, TIM3_CH1 |
| 腳位 52 | PC7 — GPIO, USART6_RX, TIM3_CH2 |
| 腳位 53 | PC8 — GPIO, TIM3_CH3, SDMMC1_D0 |
| 腳位 54 | PC9 — GPIO, TIM3_CH4, SDMMC1_D1 |
| 腳位 55 | PA8 — GPIO, TIM1_CH1, MCO1 |
| 腳位 56 | PA9 — GPIO, USART1_TX, TIM1_CH2 |
| 腳位 57 | PA10 — GPIO, USART1_RX, TIM1_CH3 |
| 腳位 58 | PA11 — GPIO, USB OTG D-, CAN1_RX |
| 腳位 59 | PA12 — GPIO, USB OTG D+, CAN1_TX |
| 腳位 60 | PA13 — GPIO, JTMS-SWDIO |
| 腳位 61 | VCAP_2 — Core regulator bypass |
| 腳位 62 | VDD — Digital supply voltage |
| 腳位 63 | VSS — Digital ground |
| 腳位 64 | PA14 — GPIO, JTCK-SWCLK |
| 腳位 65 | PA15 — GPIO, JTDI, SPI3_NSS |
| 腳位 66 | PC10 — GPIO, UART4_TX, SDMMC1_D2 |
| 腳位 67 | PC11 — GPIO, UART4_RX, SDMMC1_D3 |
| 腳位 68 | PC12 — GPIO, UART5_TX, SDMMC1_CK |
| 腳位 69 | PD0 — GPIO, CAN1_RX |
| 腳位 70 | PD1 — GPIO, CAN1_TX |
| 腳位 71 | PD2 — GPIO, SDMMC1_CMD |
| 腳位 72 | PD3 — GPIO, USART2_CTS |
| 腳位 73 | PD4 — GPIO, USART2_RTS |
| 腳位 74 | PD5 — GPIO, USART2_TX |
| 腳位 75 | PD6 — GPIO, USART2_RX |
| 腳位 76 | PD7 — GPIO, USART2_CK |
| 腳位 77 | PB3 — GPIO, JTDO-TRACESWO, TIM2_CH2 |
| 腳位 78 | PB4 — GPIO, NJTRST, TIM3_CH1 |
| 腳位 79 | PB5 — GPIO, I2C1_SMBAI |
| 腳位 80 | PB6 — GPIO, I2C1_SCL, USART1_TX |
| 腳位 81 | PB7 — GPIO, I2C1_SDA, USART1_RX |
| 腳位 82 | BOOT0 — Boot mode select |
| 腳位 83 | PB8 — GPIO, I2C1_SCL, CAN1_RX |
| 腳位 84 | PB9 — GPIO, I2C1_SDA, CAN1_TX |
| 腳位 85 | PE0 — GPIO, TIM4_ETR |
| 腳位 86 | PE1 — GPIO |
| 腳位 87 | VCAP_3 — Core regulator bypass |
| 腳位 88 | VDD — Digital supply voltage |
| 腳位 89 | VSS — Digital ground |
| 腳位 90 | PF0 — GPIO, I2C2_SDA |
| 腳位 91 | PF1 — GPIO, I2C2_SCL |
| 腳位 92 | PF2 — GPIO |
| 腳位 93 | PF3 — GPIO |
| 腳位 94 | PF4 — GPIO |
| 腳位 95 | PF5 — GPIO |
| 腳位 96 | VSS — Digital ground |
| 腳位 97 | VSS — Digital ground |
| 腳位 98 | PF6 — GPIO, TIM10_CH1 |
| 腳位 99 | PF7 — GPIO, TIM11_CH1 |
| 腳位 100 | PF8 — GPIO |
| 腳位 101 | PF9 — GPIO |
| 腳位 102 | PF10 — GPIO |
| 腳位 103 | PF11 — GPIO |
| 腳位 104 | PF12 — GPIO |
| 腳位 105 | PF13 — GPIO |
| 腳位 106 | PF14 — GPIO |
| 腳位 107 | PF15 — GPIO |
| 腳位 108 | PG0 — GPIO |
| 腳位 109 | PG1 — GPIO |
| 腳位 110 | PE2 — GPIO, TRACECLK |
| 腳位 111 | PE3 — GPIO, TRACED0 |
| 腳位 112 | PE4 — GPIO, TRACED1 |
| 腳位 113 | PE5 — GPIO, TRACED2 |
| 腳位 114 | PE6 — GPIO, TRACED3 |
| 腳位 115 | VSS — Digital ground |
| 腳位 116 | PG2 — GPIO |
| 腳位 117 | PG3 — GPIO |
| 腳位 118 | PG4 — GPIO |
| 腳位 119 | PG5 — GPIO |
| 腳位 120 | PG6 — GPIO |
| 腳位 121 | PG7 — GPIO |
| 腳位 122 | PG8 — GPIO |
| 腳位 123 | VSS — Digital ground |
| 腳位 124 | VDD — Digital supply voltage |
| 腳位 125 | PG9 — GPIO, USART6_RX |
| 腳位 126 | PG10 — GPIO |
| 腳位 127 | PG11 — GPIO, SDMMC2_D2 |
| 腳位 128 | PG12 — GPIO, SDMMC2_D3 |
| 腳位 129 | PG13 — GPIO, SDMMC2_CK |
| 腳位 130 | PG14 — GPIO, SDMMC2_CMD |
| 腳位 131 | PG15 — GPIO |
| 腳位 132 | PB6 — GPIO, I2C1_SCL |
| 腳位 133 | PB7 — GPIO, I2C1_SDA |
| 腳位 134 | PB8 — GPIO, I2C1_SCL, CAN1_RX |
| 腳位 135 | PB9 — GPIO, I2C1_SDA, CAN1_TX |
| 腳位 136 | PC8 — GPIO |
| 腳位 137 | PC9 — GPIO |
| 腳位 138 | NRST — Reset input (active low) |
| 腳位 139 | PA0 — GPIO, WKUP, ADC1_IN0 |
| 腳位 140 | PA1 — GPIO, ADC1_IN1 |
| 腳位 141 | PA2 — GPIO, USART2_TX |
| 腳位 142 | PA3 — GPIO, USART2_RX |
| 腳位 143 | VSS — Digital ground |
| 腳位 144 | VDD — Digital supply voltage |
典型應用
STM32F429ZIT6TR 適用於 7 應用s: Industrial TFT HMI Panels, Industrial Motor Drives, IoT Ethernet Gateways, Audio Processing and DSP, Medical Instrumentation, Camera and Vision Systems, Smart Home Hubs.
Industrial TFT HMI Panels
The STM32F429ZIT6TR is purpose-built for industrial HMI displays thanks to its integrated parallel 8080/6800 LCD-TFT controller that supports up to XGA resolution without an external graphics chip. The 2 MB dual-bank flash and 256 KB SRAM hold WQVGA-frame buffers, font assets, and MODBUS/TCP stacks simultaneously. Its 225 DMIPS performance lets the same MCU drive the panel, run the HMI logic, and handle capacitive touch scanning, reducing the BOM. Reference design examples include washing machine panels and HVAC thermostats documented in ST application note AN4861.
推薦
Industrial Motor Drives
With 12 16-bit timers plus 2 32-bit timers, three 12-bit ADCs running up to 2.4 MSPS, and the 180 MHz Cortex-M4 with DSP instructions, the STM32F429ZIT6TR is a strong fit for Field-Oriented Control (FOC) of three-phase PMSM and BLDC motors. The HRTIM timer and quadrature encoder inputs allow deterministic switching up to 100 kHz, while the FPU speeds up the Park/Clarke transforms required for sensorless control. Typical designs run the MCU at 24V bus with NUCLEO-F429ZI reference firmware from STM32CubeIDE as the starting point.
推薦
IoT Ethernet Gateways
The integrated 10/100 Ethernet MAC (with MII/RMII PHY interface) plus USB OTG HS/FS make the STM32F429ZIT6TR a one-chip gateway for industrial IoT nodes bridging Modbus, BACnet, or PROFINET to cloud MQTT pipelines. The 2 MB flash accommodates full TLS stacks and OTA staging buffers, while the ART accelerator keeps interrupt latency under 12 cycles even with encryption on. Real-world designs pair it with an external PHY and a W5500 hardwired TCP/IP offload for redundant network paths.
推薦
Audio Processing and DSP
The Cortex-M4 with single-precision FPU and DSP instructions (MAC, SIMD) lets the STM32F429ZIT6TR perform real-time audio processing for products like hearing aids, intercoms, and pro-audio effect units. Dual SAI/I2S peripherals handle up to four stereo codecs simultaneously, while the 256 KB SRAM is sufficient for 16-bit 48 kHz buffers across several channels. ST's audio library (AN4826) provides ready-made MP3, AAC, and FLAC decoders that fit inside the 2 MB flash with room for application code.
推薦
Medical Instrumentation
In medical designs such as patient monitors, infusion pumps, and portable diagnostics, the STM32F429ZIT6TR provides 225 DMIPS for real-time DSP (ECG/EEG/PPG filtering) plus the safety features required by IEC 62304. Its three 12-bit ADCs sample sensor channels concurrently with hardware oversampling; the MPU and watchdog timers enable robust RTOS partitioning (FreeRTOS runs comfortably with 64 KB task stacks). Designs targeting FDA submission pair it with isolated communication transceivers.
推薦
Camera and Vision Systems
The integrated 8-14 bit parallel camera interface plus DCMI peripheral allows the STM32F429ZIT6TR to ingest raw Bayer streams from OV5640 or similar CMOS sensors at up to WVGA resolution. Combined with the LCD-TFT controller, the same MCU both captures and displays images - a common pattern in barcode readers, low-cost machine-vision kiosks, and entry-level smart-home cameras. JPEG encoding is handled in software using the STM32 hardware JPEG codec offload.
推薦
Smart Home Hubs
In smart-home gateways that aggregate Zigbee, BLE, and Wi-Fi devices, the STM32F429ZIT6TR serves as the central controller running the protocol stacks, rule engine, and TFT-driven touchscreen UI. The 2 MB flash stores OTA staging, TLS certificates, and font assets, while the 256 KB SRAM accommodates packet queues. USB OTG HS provides local docking for firmware updates via mass storage; Ethernet gives the wired backhaul to the home router.
推薦
推薦產品摘要
工程參考資料，適用於 STM32F429ZIT6TR — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | STM32F429ZET6 | STM32F427ZIT6 | STM32F429ZGT6 | STM32F469ZIT6 | STM32F437IIH6 | STM32F429IIT6 |
|---|---|---|---|---|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package | LQFP-144 | LQFP-144 - same | LQFP-144 - same | LQFP-144 - same | LQFP-144 - same | LQFP-144 - same | LQFP-176 - different |
| Core | ARM Cortex-M4 FPU | ARM Cortex-M4 FPU | ARM Cortex-M4 FPU | ARM Cortex-M4 FPU | ARM Cortex-M4 FPU + Chrom-ART | ARM Cortex-M4 FPU | ARM Cortex-M4 FPU |
| Maximum Clock Frequency | 180 MHz | 180 MHz | 180 MHz | 180 MHz | 180 MHz | 180 MHz | 180 MHz |
| Flash Memory | 2 MB | 512 KB | 2 MB | 1 MB | 2 MB | 2 MB | 2 MB |
| SRAM | 256 KB + 4 KB backup | 192 KB + 4 KB backup | 256 KB + 4 KB backup | 192 KB + 4 KB backup | 256 KB + 4 KB backup | 256 KB + 4 KB backup | 256 KB + 4 KB backup |
| LCD-TFT Controller | Yes | Yes | No | Yes | Yes (MIPI-DSI) | No | Yes |
| USB OTG | HS + FS | HS + FS | HS + FS | HS + FS | HS + FS | HS + FS | HS + FS |
| Ethernet MAC | 10/100 MAC | 10/100 MAC | 10/100 MAC | 10/100 MAC | 10/100 MAC | 10/100 MAC | 10/100 MAC |
| Cryptographic Acceleration | AES, hash, RNG | AES, hash, RNG | AES, hash, RNG | AES, hash, RNG | AES, hash, RNG | AES, hash, RNG | AES, hash, RNG |
主要差異化特點
- Highest flash density in the F429 family in LQFP-144 (對比STM32F429ZET6)
- Integrated LCD-TFT parallel controller for HMI (對比STM32F427ZIT6)
- 4x SRAM versus ZGT6 variant in same package (對比STM32F429ZGT6)
- Chrom-ART accelerator for 2D GUI effects (對比STM32F469ZIT6)
設計說明
Decouple every VDD pin with a 100 nF X7R ceramic capacitor placed within 5 mm of the pin, plus a shared 4.7 uF bulk capacitor on the 3.3V regulator output. The VDDA analog supply requires an additional ferrite bead plus 10 nF + 1 uF decoupling to keep ADC readings clean. For battery-backed designs, VBAT must have its own dedicated rail with a 100 nF cap; avoid loading the backup domain with more than a few microamps. Estimated total bypass budget is approximately 7-9 capacitors for a typical 144-pin design.
At 180 MHz with all peripherals active, the STM32F429ZIT6TR draws approximately 50-60 mA from VDD, dissipating 165-200 mW. LQFP-144 has a typical theta_JA of 50 C/W on a 4-layer PCB, which yields a 25-30 C junction temperature rise - well within the 85 C industrial limit. For sustained full-load designs (motor control or HMI backlight), add a copper pour under the exposed thermal pad area on the top layer to keep Tj below 70 C.
Route the parallel LCD-TFT bus (D0-D15, HSYNC, VSYNC, DE, CLK) as a length-matched group with 50 ohm controlled impedance, keeping each trace within 100 mil of its neighbour. Separate the analog section (VDDA, VREF+, ADC inputs) on its own ground island connected to the main ground at a single point. Keep the HSE crystal traces short and symmetric, with the load capacitors placed within 2 mm of the OSC_IN/OSC_OUT pins.
Do not skip the VCAP pins - each must have its own 2.2 uF capacitor to ground, otherwise the internal 1.2V regulator will fail to start, producing seemingly dead boards. The BOOT0 pin must be pulled low through 10 kohm at reset for normal flash boot; pulling it high forces system memory bootloaders. NRST must be pulled up with 40 kohm internal plus optional external 10 kohm for noisy industrial environments.
For USB OTG HS operation at 480 Mbps, the D+/D- traces must be 90 ohm differential, length-matched to within 1 mm, and routed over a continuous ground reference. The USB DP/DM series resistors (typically 22 ohm) should be placed as close to the MCU as possible. For Ethernet MII/RMII, the 50 MHz clock trace length must be matched within 10 mm of the data lines to avoid setup/hold violations at 100 Mbps.
合規資訊
RoHS compliant per ST product page. Industrial-grade -40C to +85C, not AEC-Q100 qualified for automotive; for automotive designs use the STM32F429ZIT6TR-Y variant or screen specifically qualified parts.
