STM32F437IIT6 vs STM32F439IGT6 Comparison
Detailed side-by-side comparison of STM32F437IIT6 by STMicroelectronics and STM32F439IGT6 by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
STMicroelectronics
STM32F437IIT6 - 180MHz 2MB Flash ARM Cortex-M4 MCU | STMicroelectronics
STM32F437IIT6 ✓ ActiveSTMicroelectronics
STM32F439IGT6 - 180MHz ARM MCU 1MB Flash LQFP-176 | STMicroelectronics
STM32F439IGT6 ✓ ActiveSpecification Comparison
| Parameter | STM32F437IIT6 | STM32F439IGT6 |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $11.84 | $8.40 |
| Core | ARM Cortex-M4 32-bit RISC with FPU | — |
| Maximum CPU Frequency | 180 MHz | — |
| Flash Memory | 2 MB (2M x 8), dual-bank | — |
| SRAM | 256 KB + 4 KB backup SRAM | 256 KB |
| DMIPS | 225 DMIPS at 180 MHz | 225 DMIPS / 1.25 DMIPS/MHz |
| Supply Voltage Range | 1.7 V to 3.6 V | — |
| Operating Temperature | -40 C to +85 C | -40 C to +85 C |
| Package | LQFP-176 (24x24 mm) | 176-LQFP (24 x 24 mm) |
| Number of I/O Pins | 140 | — |
| ADC | 3x 12-bit, 24 channels, up to 2.4 MSPS | 3 x 12-bit, up to 2.4 MSPS |
| DAC | 2x 12-bit | 2 x 12-bit |
| Communication Interfaces | Ethernet MAC, USB OTG HS/FS, CAN, USART, SPI, I2C | USB 2.0 OTG FS+HS, CAN 2.0B (bxCAN x2), USART/UART x6, SPI x3, I2C x3, Ethernet MAC 10/100, SDIO x2 |
| Timers | Advanced-control, general-purpose and basic timers | Up to 17 (general-purpose, advanced-control, basic, low-power, SysTick, watchdog) |
| Graphics Accelerator | Chrom-ART Accelerator (DMA2D) | — |
| Security Features | True random number generator (RNG), hardware crypto | — |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | Compliant |
| Core Architecture | — | ARM Cortex-M4 with FPU and DSP instructions |
| Maximum Clock Frequency | — | 180 MHz |
| Program Memory (Flash) | — | 1 MB (1M x 8) |
| Backup SRAM | — | 4 KB |
| EEPROM (Emulated) | — | [DATA_NEEDED: emulated EEPROM capacity] |
| Operating Voltage (VDD) | — | 1.8 V to 3.6 V |
| Graphics Peripherals | — | TFT LCD controller (up to XGA), Chrom-ART Accelerator, 8-14-bit camera I/F |
| External Memory Controller | — | FSMC for SRAM/PSDRAM/NOR/NAND/Compact Flash |
| Crypto / Hash Accelerator | — | AES-256, TDES, SHA-1/MD5/SHA-256, TRNG |
| Pin Count | — | 176 |
| Pitch | — | 0.5 mm |
| I/O Count | — | [DATA_NEEDED: GPIO count] |
| MSL Level | — | [DATA_NEEDED: MSL rating] |