STM32F429ZIT6 - 2MB Flash 180MHz Cortex-M4 MCU | STMicroelectronics
Référence : STM32F429ZIT6 ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $18.75 | $18,75 |
| 10 | $16.95 | $169,50 |
| 100 | $14.2 | $1 420,00 |
| 500 | $12.85 | $6 425,00 |
| 1 000 | $11.4 | $11 400,00 |
STM32F429ZIT6 Présentation
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 STM32F429ZIT6 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.
Alternatives de remplacement direct pour STM32F429ZIT6 — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec STM32F429ZIT6 (même facteur de forme et même empreinte) — différant par Package, Core, Operating Temperature, Timers, SRAM.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
STM32F429ZET6
✅ Remplacement direct✓ En stock
Contactez-nous pour le prix
Voir la fiche technique →STM32F427ZIT6
✅ Remplacement direct✓ En stock
$8.1 / unité
Voir la fiche technique →STM32F429ZGT6
✅ Remplacement direct✓ En stock
$10.95 / unité
Voir la fiche technique →STM32F469ZIT6
✅ Remplacement direct✓ En stock
$17.83 / unité
Voir la fiche technique →STM32F437IIH6
✅ Remplacement direct✓ En stock
$10.6 / unité
Voir la fiche technique →STM32F429IIT6
✅ Remplacement direct✓ En stock
$8.3523 / unité
Voir la fiche technique →STM32F429ZIT6 Valeurs maximales et caractéristiques électriques
| Core | ARM Cortex-M4 with FPU and DSP |
| Fréquence d'horloge maximale | 180 MHz |
| Program Memory (Flash) | 2 MB |
| Data RAM | 256 KB SRAM + 4 KB backup SRAM |
| Largeur du bus de données | 32 bit |
| Performance | 225 DMIPS (1.25 DMIPS/MHz) |
| Supply Voltage Range | 1.8 V to 3.6 V |
| Plage de température de fonctionnement | -40C to +85C |
| Boîtier | LQFP-144 (20 x 20 mm) |
| Type de montage | 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 |
| Statut RoHS | Compliant |
| Cryptographic Acceleration | Yes (AES, hash, RNG on F4 series) |
Configuration des broches de STM32F429ZIT6
| Broche 1 | PE2 — GPIO, TRACECLK |
| Broche 2 | PE3 — GPIO, TRACED0 |
| Broche 3 | PE4 — GPIO, TRACED1 |
| Broche 4 | PE5 — GPIO, TRACED2 |
| Broche 5 | PE6 — GPIO, TRACED3 |
| Broche 6 | VBAT — Backup battery supply |
| Broche 7 | PC13 — GPIO, RTC_TAMP1 |
| Broche 8 | PC14 — GPIO, OSC32_IN |
| Broche 9 | PC15 — GPIO, OSC32_OUT |
| Broche 10 | VREF+ — ADC reference voltage |
| Broche 11 | VDDA — Analog supply voltage |
| Broche 12 | PA0 — GPIO, UART4_TX, ADC1_IN0 |
| Broche 13 | PA1 — GPIO, UART4_RX, ADC1_IN1 |
| Broche 14 | PA2 — GPIO, USART2_TX, ADC1_IN2 |
| Broche 15 | PA3 — GPIO, USART2_RX, ADC1_IN3 |
| Broche 16 | PA4 — GPIO, SPI1_NSS, ADC1_IN4, DAC1_OUT |
| Broche 17 | PA5 — GPIO, SPI1_SCK, ADC1_IN5, DAC2_OUT |
| Broche 18 | PA6 — GPIO, SPI1_MISO, ADC1_IN6 |
| Broche 19 | PA7 — GPIO, SPI1_MOSI, ADC1_IN7 |
| Broche 20 | PC4 — GPIO, ADC2_IN14 |
| Broche 21 | PC5 — GPIO, ADC2_IN15 |
| Broche 22 | PB0 — GPIO, ADC3_IN8, TIM3_CH3 |
| Broche 23 | PB1 — GPIO, ADC3_IN9, TIM3_CH4 |
| Broche 24 | PB2 — GPIO, BOOT1 |
| Broche 25 | PE7 — GPIO |
| Broche 26 | PE8 — GPIO |
| Broche 27 | PE9 — GPIO |
| Broche 28 | PE10 — GPIO |
| Broche 29 | PE11 — GPIO |
| Broche 30 | PE12 — GPIO |
| Broche 31 | PE13 — GPIO |
| Broche 32 | PE14 — GPIO |
| Broche 33 | PE15 — GPIO |
| Broche 34 | PB10 — GPIO, I2C2_SCL, USART3_TX |
| Broche 35 | PB11 — GPIO, I2C2_SDA, USART3_RX |
| Broche 36 | VCAP_1 — Core regulator bypass |
| Broche 37 | VDD — Digital supply voltage |
| Broche 38 | VSS — Digital ground |
| Broche 39 | PB12 — GPIO, SPI2_NSS, CAN2_RX |
| Broche 40 | PB13 — GPIO, SPI2_SCK, CAN2_TX |
| Broche 41 | PB14 — GPIO, SPI2_MISO, TIM12_CH1 |
| Broche 42 | PB15 — GPIO, SPI2_MOSI, TIM12_CH2 |
| Broche 43 | PD8 — GPIO, USART3_TX |
| Broche 44 | PD9 — GPIO, USART3_RX |
| Broche 45 | PD10 — GPIO |
| Broche 46 | PD11 — GPIO |
| Broche 47 | PD12 — GPIO, TIM4_CH1 |
| Broche 48 | PD13 — GPIO, TIM4_CH2 |
| Broche 49 | PD14 — GPIO, TIM4_CH3 |
| Broche 50 | PD15 — GPIO, TIM4_CH4 |
| Broche 51 | PC6 — GPIO, USART6_TX, TIM3_CH1 |
| Broche 52 | PC7 — GPIO, USART6_RX, TIM3_CH2 |
| Broche 53 | PC8 — GPIO, TIM3_CH3, SDMMC1_D0 |
| Broche 54 | PC9 — GPIO, TIM3_CH4, SDMMC1_D1 |
| Broche 55 | PA8 — GPIO, TIM1_CH1, MCO1 |
| Broche 56 | PA9 — GPIO, USART1_TX, TIM1_CH2 |
| Broche 57 | PA10 — GPIO, USART1_RX, TIM1_CH3 |
| Broche 58 | PA11 — GPIO, USB OTG D-, CAN1_RX |
| Broche 59 | PA12 — GPIO, USB OTG D+, CAN1_TX |
| Broche 60 | PA13 — GPIO, JTMS-SWDIO |
| Broche 61 | VCAP_2 — Core regulator bypass |
| Broche 62 | VDD — Digital supply voltage |
| Broche 63 | VSS — Digital ground |
| Broche 64 | PA14 — GPIO, JTCK-SWCLK |
| Broche 65 | PA15 — GPIO, JTDI, SPI3_NSS |
| Broche 66 | PC10 — GPIO, UART4_TX, SDMMC1_D2 |
| Broche 67 | PC11 — GPIO, UART4_RX, SDMMC1_D3 |
| Broche 68 | PC12 — GPIO, UART5_TX, SDMMC1_CK |
| Broche 69 | PD0 — GPIO, CAN1_RX |
| Broche 70 | PD1 — GPIO, CAN1_TX |
| Broche 71 | PD2 — GPIO, SDMMC1_CMD |
| Broche 72 | PD3 — GPIO, USART2_CTS |
| Broche 73 | PD4 — GPIO, USART2_RTS |
| Broche 74 | PD5 — GPIO, USART2_TX |
| Broche 75 | PD6 — GPIO, USART2_RX |
| Broche 76 | PD7 — GPIO, USART2_CK |
| Broche 77 | PB3 — GPIO, JTDO-TRACESWO, TIM2_CH2 |
| Broche 78 | PB4 — GPIO, NJTRST, TIM3_CH1 |
| Broche 79 | PB5 — GPIO, I2C1_SMBAI |
| Broche 80 | PB6 — GPIO, I2C1_SCL, USART1_TX |
| Broche 81 | PB7 — GPIO, I2C1_SDA, USART1_RX |
| Broche 82 | BOOT0 — Boot mode select |
| Broche 83 | PB8 — GPIO, I2C1_SCL, CAN1_RX |
| Broche 84 | PB9 — GPIO, I2C1_SDA, CAN1_TX |
| Broche 85 | PE0 — GPIO, TIM4_ETR |
| Broche 86 | PE1 — GPIO |
| Broche 87 | VCAP_3 — Core regulator bypass |
| Broche 88 | VDD — Digital supply voltage |
| Broche 89 | VSS — Digital ground |
| Broche 90 | PF0 — GPIO, I2C2_SDA |
| Broche 91 | PF1 — GPIO, I2C2_SCL |
| Broche 92 | PF2 — GPIO |
| Broche 93 | PF3 — GPIO |
| Broche 94 | PF4 — GPIO |
| Broche 95 | PF5 — GPIO |
| Broche 96 | VSS — Digital ground |
| Broche 97 | VSS — Digital ground |
| Broche 98 | PF6 — GPIO, TIM10_CH1 |
| Broche 99 | PF7 — GPIO, TIM11_CH1 |
| Broche 100 | PF8 — GPIO |
| Broche 101 | PF9 — GPIO |
| Broche 102 | PF10 — GPIO |
| Broche 103 | PF11 — GPIO |
| Broche 104 | PF12 — GPIO |
| Broche 105 | PF13 — GPIO |
| Broche 106 | PF14 — GPIO |
| Broche 107 | PF15 — GPIO |
| Broche 108 | PG0 — GPIO |
| Broche 109 | PG1 — GPIO |
| Broche 110 | PE2 — GPIO, TRACECLK |
| Broche 111 | PE3 — GPIO, TRACED0 |
| Broche 112 | PE4 — GPIO, TRACED1 |
| Broche 113 | PE5 — GPIO, TRACED2 |
| Broche 114 | PE6 — GPIO, TRACED3 |
| Broche 115 | VSS — Digital ground |
| Broche 116 | PG2 — GPIO |
| Broche 117 | PG3 — GPIO |
| Broche 118 | PG4 — GPIO |
| Broche 119 | PG5 — GPIO |
| Broche 120 | PG6 — GPIO |
| Broche 121 | PG7 — GPIO |
| Broche 122 | PG8 — GPIO |
| Broche 123 | VSS — Digital ground |
| Broche 124 | VDD — Digital supply voltage |
| Broche 125 | PG9 — GPIO, USART6_RX |
| Broche 126 | PG10 — GPIO |
| Broche 127 | PG11 — GPIO, SDMMC2_D2 |
| Broche 128 | PG12 — GPIO, SDMMC2_D3 |
| Broche 129 | PG13 — GPIO, SDMMC2_CK |
| Broche 130 | PG14 — GPIO, SDMMC2_CMD |
| Broche 131 | PG15 — GPIO |
| Broche 132 | PB6 — GPIO, I2C1_SCL |
| Broche 133 | PB7 — GPIO, I2C1_SDA |
| Broche 134 | PB8 — GPIO, I2C1_SCL, CAN1_RX |
| Broche 135 | PB9 — GPIO, I2C1_SDA, CAN1_TX |
| Broche 136 | PC8 — GPIO |
| Broche 137 | PC9 — GPIO |
| Broche 138 | NRST — Reset input (active low) |
| Broche 139 | PA0 — GPIO, WKUP, ADC1_IN0 |
| Broche 140 | PA1 — GPIO, ADC1_IN1 |
| Broche 141 | PA2 — GPIO, USART2_TX |
| Broche 142 | PA3 — GPIO, USART2_RX |
| Broche 143 | VSS — Digital ground |
| Broche 144 | VDD — Digital supply voltage |
Applications typiques
STM32F429ZIT6 convient pour 7 applications: 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 STM32F429ZIT6 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.
Recommandé
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 STM32F429ZIT6 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.
Recommandé
IoT Ethernet Gateways
The integrated 10/100 Ethernet MAC (with MII/RMII PHY interface) plus USB OTG HS/FS make the STM32F429ZIT6 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.
Recommandé
Audio Processing and DSP
The Cortex-M4 with single-precision FPU and DSP instructions (MAC, SIMD) lets the STM32F429ZIT6 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.
Recommandé
Medical Instrumentation
In medical designs such as patient monitors, infusion pumps, and portable diagnostics, the STM32F429ZIT6 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.
Recommandé
Camera and Vision Systems
The integrated 8-14 bit parallel camera interface plus DCMI peripheral allows the STM32F429ZIT6 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.
Recommandé
Smart Home Hubs
In smart-home gateways that aggregate Zigbee, BLE, and Wi-Fi devices, the STM32F429ZIT6 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.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour STM32F429ZIT6 — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | 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 |
Principaux différenciateurs
- Highest flash density in the F429 family in LQFP-144 (vs STM32F429ZET6)
- Integrated LCD-TFT parallel controller for HMI (vs STM32F427ZIT6)
- 4x SRAM versus ZGT6 variant in same package (vs STM32F429ZGT6)
- Chrom-ART accelerator for 2D GUI effects (vs STM32F469ZIT6)
Notes de conception
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 STM32F429ZIT6 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.
Informations de conformité
RoHS compliant per ST product page. Industrial-grade -40C to +85C, not AEC-Q100 qualified for automotive; for automotive designs use the STM32F429ZIT6-Y variant or screen specifically qualified parts.
