STM32F427IIH6 vs STM32F437IIH6 Comparison
Detailed side-by-side comparison of STM32F427IIH6 by STMicroelectronics and STM32F437IIH6 by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
STMicroelectronics
STM32F427IIH6 - 180MHz ARM Cortex-M4 MCU with FPU | STMicroelectronics
STM32F427IIH6 ✓ ActiveSTMicroelectronics
STM32F437IIH6 - 180MHz Cortex-M4F MCU 2MB Flash | STMicroelectronics
STM32F437IIH6 ✓ ActiveSpecification Comparison
| Parameter | STM32F427IIH6 | STM32F437IIH6 |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $8.10 | $10.60 |
| Core | ARM Cortex-M4 with FPU | ARM Cortex-M4F (32-bit, with FPU + DSP) |
| Maximum Clock Frequency | 180 MHz | — |
| Flash Memory | 2 MB | 2 MB (dual-bank, read-while-write) |
| SRAM | 256 KB | 256 KB |
| Supply Voltage Range | 1.8 V to 3.6 V | — |
| Operating Temperature Range | -40°C to +85°C | — |
| Package | UFBGA-176 (10x10 mm) | UFBGA-176 (10x10 mm) |
| Number of I/O Pins | 140 | — |
| ADC Resolution | 12-bit | — |
| Number of ADC Channels | 24 | — |
| DAC Resolution | 12-bit | — |
| Number of Timers | 14 | — |
| Communication Interfaces | USART, SPI, I2C, USB OTG, CAN, SDIO, Ethernet MAC | — |
| DMA Channels | 16 | — |
| RoHS Status | Compliant | Compliant |
| Maximum CPU Frequency | — | 180 MHz |
| Core Performance | — | 225 DMIPS / 2.14 CoreMark/MHz |
| Supply Voltage | — | 1.8 V to 3.6 V |
| Operating Temperature | — | -40 C to +85 C (industrial grade) |
| Mounting Type | — | Surface Mount (BGA) |
| USB | — | 1x USB 2.0 OTG HS/FS (with internal HS PHY) |
| Ethernet | — | 10/100 MAC with IEEE 1588 (MII/RMII) |
| CAN | — | 2x CAN 2.0B |
| SPI / I2C / USART / UART | — | 6 / 3 / 4 / 4 |
| ADC / DAC | — | 12-bit ADC up to 3 MSPS, dual 12-bit DAC |
| Display / Camera | — | TFT-LCD controller (up to XGA), parallel camera interface, Chrom-ART Accelerator |
| Cryptographic Acceleration | — | AES-128/192/256, DES/3DES, SHA-1, MD5, SHA-2 |
| Standby Current (RTC running) | — | 2.4 µA typical |
| Lead-Free / Halogen-Free | — | Yes / Yes |