STM32F429ZIT6 - 2MB Flash 180MHz Cortex-M4 MCU | STMicroelectronics
N.º de pieza: STM32F429ZIT6 ✓ Activo| Cant. | Precio unitario | 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 Descripción general
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.
Alternativas directas para STM32F429ZIT6 — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con STM32F429ZIT6 (mismo factor de forma y huella) — difiere en Package, Core, Operating Temperature, Timers, SRAM.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
STM32F429ZET6
✅ Sustitución directa✓ En stock
Consulte el precio
Ver hoja de datos →STM32F427ZIT6
✅ Sustitución directa✓ En stock
$8.1 / unidad
Ver hoja de datos →STM32F429ZGT6
✅ Sustitución directa✓ En stock
$10.95 / unidad
Ver hoja de datos →STM32F469ZIT6
✅ Sustitución directa✓ En stock
$17.83 / unidad
Ver hoja de datos →STM32F437IIH6
✅ Sustitución directa✓ En stock
$10.6 / unidad
Ver hoja de datos →STM32F429IIT6
✅ Sustitución directa✓ En stock
$8.3523 / unidad
Ver hoja de datos →STM32F429ZIT6 Valores máximos y características eléctricas
| Core | ARM Cortex-M4 with FPU and DSP |
| Frecuencia de reloj máxima | 180 MHz |
| Program Memory (Flash) | 2 MB |
| Data RAM | 256 KB SRAM + 4 KB backup SRAM |
| Ancho del bus de datos | 32 bit |
| Performance | 225 DMIPS (1.25 DMIPS/MHz) |
| Supply Voltage Range | 1.8 V to 3.6 V |
| Rango de temperatura de funcionamiento | -40C to +85C |
| Encapsulado | LQFP-144 (20 x 20 mm) |
| Tipo de montaje | 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 |
| Estado RoHS | Compliant |
| Cryptographic Acceleration | Yes (AES, hash, RNG on F4 series) |
Configuración de pines de STM32F429ZIT6
| Pin 1 | PE2 — GPIO, TRACECLK |
| Pin 2 | PE3 — GPIO, TRACED0 |
| Pin 3 | PE4 — GPIO, TRACED1 |
| Pin 4 | PE5 — GPIO, TRACED2 |
| Pin 5 | PE6 — GPIO, TRACED3 |
| Pin 6 | VBAT — Backup battery supply |
| Pin 7 | PC13 — GPIO, RTC_TAMP1 |
| Pin 8 | PC14 — GPIO, OSC32_IN |
| Pin 9 | PC15 — GPIO, OSC32_OUT |
| Pin 10 | VREF+ — ADC reference voltage |
| Pin 11 | VDDA — Analog supply voltage |
| Pin 12 | PA0 — GPIO, UART4_TX, ADC1_IN0 |
| Pin 13 | PA1 — GPIO, UART4_RX, ADC1_IN1 |
| Pin 14 | PA2 — GPIO, USART2_TX, ADC1_IN2 |
| Pin 15 | PA3 — GPIO, USART2_RX, ADC1_IN3 |
| Pin 16 | PA4 — GPIO, SPI1_NSS, ADC1_IN4, DAC1_OUT |
| Pin 17 | PA5 — GPIO, SPI1_SCK, ADC1_IN5, DAC2_OUT |
| Pin 18 | PA6 — GPIO, SPI1_MISO, ADC1_IN6 |
| Pin 19 | PA7 — GPIO, SPI1_MOSI, ADC1_IN7 |
| Pin 20 | PC4 — GPIO, ADC2_IN14 |
| Pin 21 | PC5 — GPIO, ADC2_IN15 |
| Pin 22 | PB0 — GPIO, ADC3_IN8, TIM3_CH3 |
| Pin 23 | PB1 — GPIO, ADC3_IN9, TIM3_CH4 |
| Pin 24 | PB2 — GPIO, BOOT1 |
| Pin 25 | PE7 — GPIO |
| Pin 26 | PE8 — GPIO |
| Pin 27 | PE9 — GPIO |
| Pin 28 | PE10 — GPIO |
| Pin 29 | PE11 — GPIO |
| Pin 30 | PE12 — GPIO |
| Pin 31 | PE13 — GPIO |
| Pin 32 | PE14 — GPIO |
| Pin 33 | PE15 — GPIO |
| Pin 34 | PB10 — GPIO, I2C2_SCL, USART3_TX |
| Pin 35 | PB11 — GPIO, I2C2_SDA, USART3_RX |
| Pin 36 | VCAP_1 — Core regulator bypass |
| Pin 37 | VDD — Digital supply voltage |
| Pin 38 | VSS — Digital ground |
| Pin 39 | PB12 — GPIO, SPI2_NSS, CAN2_RX |
| Pin 40 | PB13 — GPIO, SPI2_SCK, CAN2_TX |
| Pin 41 | PB14 — GPIO, SPI2_MISO, TIM12_CH1 |
| Pin 42 | PB15 — GPIO, SPI2_MOSI, TIM12_CH2 |
| Pin 43 | PD8 — GPIO, USART3_TX |
| Pin 44 | PD9 — GPIO, USART3_RX |
| Pin 45 | PD10 — GPIO |
| Pin 46 | PD11 — GPIO |
| Pin 47 | PD12 — GPIO, TIM4_CH1 |
| Pin 48 | PD13 — GPIO, TIM4_CH2 |
| Pin 49 | PD14 — GPIO, TIM4_CH3 |
| Pin 50 | PD15 — GPIO, TIM4_CH4 |
| Pin 51 | PC6 — GPIO, USART6_TX, TIM3_CH1 |
| Pin 52 | PC7 — GPIO, USART6_RX, TIM3_CH2 |
| Pin 53 | PC8 — GPIO, TIM3_CH3, SDMMC1_D0 |
| Pin 54 | PC9 — GPIO, TIM3_CH4, SDMMC1_D1 |
| Pin 55 | PA8 — GPIO, TIM1_CH1, MCO1 |
| Pin 56 | PA9 — GPIO, USART1_TX, TIM1_CH2 |
| Pin 57 | PA10 — GPIO, USART1_RX, TIM1_CH3 |
| Pin 58 | PA11 — GPIO, USB OTG D-, CAN1_RX |
| Pin 59 | PA12 — GPIO, USB OTG D+, CAN1_TX |
| Pin 60 | PA13 — GPIO, JTMS-SWDIO |
| Pin 61 | VCAP_2 — Core regulator bypass |
| Pin 62 | VDD — Digital supply voltage |
| Pin 63 | VSS — Digital ground |
| Pin 64 | PA14 — GPIO, JTCK-SWCLK |
| Pin 65 | PA15 — GPIO, JTDI, SPI3_NSS |
| Pin 66 | PC10 — GPIO, UART4_TX, SDMMC1_D2 |
| Pin 67 | PC11 — GPIO, UART4_RX, SDMMC1_D3 |
| Pin 68 | PC12 — GPIO, UART5_TX, SDMMC1_CK |
| Pin 69 | PD0 — GPIO, CAN1_RX |
| Pin 70 | PD1 — GPIO, CAN1_TX |
| Pin 71 | PD2 — GPIO, SDMMC1_CMD |
| Pin 72 | PD3 — GPIO, USART2_CTS |
| Pin 73 | PD4 — GPIO, USART2_RTS |
| Pin 74 | PD5 — GPIO, USART2_TX |
| Pin 75 | PD6 — GPIO, USART2_RX |
| Pin 76 | PD7 — GPIO, USART2_CK |
| Pin 77 | PB3 — GPIO, JTDO-TRACESWO, TIM2_CH2 |
| Pin 78 | PB4 — GPIO, NJTRST, TIM3_CH1 |
| Pin 79 | PB5 — GPIO, I2C1_SMBAI |
| Pin 80 | PB6 — GPIO, I2C1_SCL, USART1_TX |
| Pin 81 | PB7 — GPIO, I2C1_SDA, USART1_RX |
| Pin 82 | BOOT0 — Boot mode select |
| Pin 83 | PB8 — GPIO, I2C1_SCL, CAN1_RX |
| Pin 84 | PB9 — GPIO, I2C1_SDA, CAN1_TX |
| Pin 85 | PE0 — GPIO, TIM4_ETR |
| Pin 86 | PE1 — GPIO |
| Pin 87 | VCAP_3 — Core regulator bypass |
| Pin 88 | VDD — Digital supply voltage |
| Pin 89 | VSS — Digital ground |
| Pin 90 | PF0 — GPIO, I2C2_SDA |
| Pin 91 | PF1 — GPIO, I2C2_SCL |
| Pin 92 | PF2 — GPIO |
| Pin 93 | PF3 — GPIO |
| Pin 94 | PF4 — GPIO |
| Pin 95 | PF5 — GPIO |
| Pin 96 | VSS — Digital ground |
| Pin 97 | VSS — Digital ground |
| Pin 98 | PF6 — GPIO, TIM10_CH1 |
| Pin 99 | PF7 — GPIO, TIM11_CH1 |
| Pin 100 | PF8 — GPIO |
| Pin 101 | PF9 — GPIO |
| Pin 102 | PF10 — GPIO |
| Pin 103 | PF11 — GPIO |
| Pin 104 | PF12 — GPIO |
| Pin 105 | PF13 — GPIO |
| Pin 106 | PF14 — GPIO |
| Pin 107 | PF15 — GPIO |
| Pin 108 | PG0 — GPIO |
| Pin 109 | PG1 — GPIO |
| Pin 110 | PE2 — GPIO, TRACECLK |
| Pin 111 | PE3 — GPIO, TRACED0 |
| Pin 112 | PE4 — GPIO, TRACED1 |
| Pin 113 | PE5 — GPIO, TRACED2 |
| Pin 114 | PE6 — GPIO, TRACED3 |
| Pin 115 | VSS — Digital ground |
| Pin 116 | PG2 — GPIO |
| Pin 117 | PG3 — GPIO |
| Pin 118 | PG4 — GPIO |
| Pin 119 | PG5 — GPIO |
| Pin 120 | PG6 — GPIO |
| Pin 121 | PG7 — GPIO |
| Pin 122 | PG8 — GPIO |
| Pin 123 | VSS — Digital ground |
| Pin 124 | VDD — Digital supply voltage |
| Pin 125 | PG9 — GPIO, USART6_RX |
| Pin 126 | PG10 — GPIO |
| Pin 127 | PG11 — GPIO, SDMMC2_D2 |
| Pin 128 | PG12 — GPIO, SDMMC2_D3 |
| Pin 129 | PG13 — GPIO, SDMMC2_CK |
| Pin 130 | PG14 — GPIO, SDMMC2_CMD |
| Pin 131 | PG15 — GPIO |
| Pin 132 | PB6 — GPIO, I2C1_SCL |
| Pin 133 | PB7 — GPIO, I2C1_SDA |
| Pin 134 | PB8 — GPIO, I2C1_SCL, CAN1_RX |
| Pin 135 | PB9 — GPIO, I2C1_SDA, CAN1_TX |
| Pin 136 | PC8 — GPIO |
| Pin 137 | PC9 — GPIO |
| Pin 138 | NRST — Reset input (active low) |
| Pin 139 | PA0 — GPIO, WKUP, ADC1_IN0 |
| Pin 140 | PA1 — GPIO, ADC1_IN1 |
| Pin 141 | PA2 — GPIO, USART2_TX |
| Pin 142 | PA3 — GPIO, USART2_RX |
| Pin 143 | VSS — Digital ground |
| Pin 144 | VDD — Digital supply voltage |
Aplicaciones típicas
STM32F429ZIT6 es adecuado para 7 aplicacións: 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.
Recomendado
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.
Recomendado
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.
Recomendado
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.
Recomendado
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.
Recomendado
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.
Recomendado
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.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para STM32F429ZIT6 — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | 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 |
Diferenciadores clave
- Highest flash density in the F429 family in LQFP-144 (frente a STM32F429ZET6)
- Integrated LCD-TFT parallel controller for HMI (frente a STM32F427ZIT6)
- 4x SRAM versus ZGT6 variant in same package (frente a STM32F429ZGT6)
- Chrom-ART accelerator for 2D GUI effects (frente a STM32F469ZIT6)
Notas de diseño
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.
Información de cumplimiento
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.
