STM32F429ZIY6 STMicroelectronics Integrated Circuit (BGA) In Stock
STMicroelectronics STM32F429ZIY6 is a 32-bit ARM Cortex-M4 microcontroller with FPU running up to 180 MHz, featuring 2 MB Flash, 256 KB RAM, and integrated LCD controller in a 143-ball BGA package. It includes 3× 12-bit ADC, DMA, and USB OTG for advanced embedded applications. Available from stock with worldwide shipping.
- Manufacturer
- STMicroelectronics
- Package
- BGA
- Pin Count
- 143
- Lifecycle
- ACTIVE
- Datasheet
- STM32F429ZIY6 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- ARM Cortex-M4 core with hardware FPU running at 180 MHz, delivering 225 DMIPS for computationally intensive DSP and control algorithms
- Integrated LCD-TFT controller with Chrome-ART Accelerator supporting up to SVGA resolution displays without external graphics ICs
- 2 MB dual-bank Flash and 256 KB SRAM with 64 KB CCM data cache enable large firmware images and fast data processing
- Rich connectivity: USB OTG HS/FS, Ethernet MAC, CAN, I2C, SPI, UART, and 3× 12-bit ADC with up to 24 channels
Applications
The STM32F429ZIY6 targets industrial HMI terminals, motor drive controllers with graphical status displays, and portable medical instruments requiring both high computational throughput and direct LCD panel driving. Its integrated TFT-LCD controller and Chrome-ART Accelerator eliminate the need for external display SoCs, enabling rich user interfaces running at up to SVGA resolution directly from the MCU. Embedded systems engineers also deploy it in robotics controllers and UAV flight computers that combine DSP-grade floating-point math at 180 MHz with multi-protocol communication interfaces including USB OTG and Ethernet.
Specifications
| YTEOL | 8 |
| Has ADC | YES |
| Bit Size | 32 |
| Boundary Scan | NO |
| CPU Family | CORTEX-M4 |
| Clock Frequency-Max | 50MHz |
| DAC Channels | YES |
| DMA Channels | YES |
| JESD-30 Code | R-PBGA-B143 |
| Number of DMA Channels | 2 |
| Number of I/O Lines | 114 |
| Number of Timers | 17 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | BGA143,11X13,16 |
| Package Shape | RECTANGULAR |
| Package Style | GRID ARRAY, VERY THIN PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| RAM (bytes) | 262144 |
| ROM (words) | 2097152 |
| ROM Programmability | FLASH |
| Speed | 180MHz |
| Supply Current-Max | 140mA |
| Supply Voltage-Max | 3.6V |
| Supply Voltage-Min | 3V |
| Supply Voltage-Nom | 3.3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Form | BALL |
| Terminal Pitch | 0.4mm |
| Terminal Position | BOTTOM |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | BGA |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | 3A991.a.2 |
| HTS Code | 8542.31.00.25 |
| Country of Origin | Mainland China, Malaysia, Taiwan |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for STM32F429ZIY6:
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4F CPU, 180MHz, CMOS, PBGA169
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 180MHz, CMOS, PBGA143
Frequently Asked Questions
What display resolutions can the STM32F429ZIY6 LCD controller drive, and is an external LCD driver required?
The STM32F429ZIY6 integrates an LCD-TFT controller supporting resolutions up to 1024 × 768 pixels (XGA), with a dedicated Chrome-ART Accelerator for 2D DMA-based pixel copy and fill operations. No external display controller IC is required for standard RGB interfaces; only an external display panel with RGB parallel input and a small level-shifter or LVDS serializer is needed.
How does the STM32F429ZIY6 achieve 225 DMIPS while running from flash at 180 MHz?
The Cortex-M4 core uses an ART Accelerator (Adaptive Real-Time cache) that caches up to 1 KB of instruction flash, effectively presenting zero-wait-state execution at 180 MHz even though the underlying flash has a 6-cycle latency. Combined with the 64 KB CCM (Core-Coupled Memory) SRAM and hardware FPU executing single-cycle 32-bit floating-point operations, the chip achieves 225 DMIPS with less power than discrete DSP solutions.
How many ADC channels are available on STM32F429ZIY6 and at what resolution and sample rate?
The STM32F429ZIY6 provides 3 independent 12-bit successive-approximation ADCs sharing up to 24 external input channels, with each ADC capable of up to 2.4 MSPS in fast interleave mode or 7.2 MSPS combined when all three ADCs sample the same channel in triple interleave mode. This makes it suitable for multi-phase current sensing in inverter drives and simultaneous multi-channel signal acquisition.
For a compact motor-drive PCB, how does the 143-ball BGA package affect routing complexity compared to an LQFP-176?
The 143-ball BGA package uses a 0.8 mm ball pitch on a roughly 10 mm × 10 mm body, requiring at least 4-layer PCB routing with 0.1 mm trace-and-space design rules to escape all inner rows. In contrast, the pin-compatible LQFP-176 can be routed on a 2-layer board. The BGA is preferred when PCB area is the primary constraint, while LQFP is chosen for simpler low-cost fabrication.
Is STM32F429ZIY6 pin-compatible with STM32F427ZIT6 for a design upgrade path?
Yes. STM32F429ZIY6 is pin-compatible with STM32F427ZIT6 in the 144-pin LQFP and BGA packages, sharing the same Cortex-M4 core and peripheral map with the key difference being the addition of the LTDC LCD-TFT controller and the Chrome-ART Accelerator on the F429. A board designed for F427 can be upgraded to F429 simply by swapping the IC and adding the necessary LCD interface connections, with no other hardware changes required.
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About STMicroelectronics
STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.
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