STMicroelectronics STM32H503CBT6 Microcontrollers
Linear IC's
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
STM32H503CBT6
Series
Base Model
Detailed Description
Linear IC's
Package
48-LQFP (7x7)
Lifecycle Status
Active
Datasheet
STM32H503CBT6 Datasheet
Quick Jump:
Technical Specifications
STMicroelectronics STM32H503CBT6 Microcontrollers technical specifications.
General
Series
STM32H5
RAM Size
32K x 8
Package / Case
48-LQFP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
1.71V ~ 3.6V
Lifecycle Status
Active
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Data Converters
A/D 10x12b SAR; D/A 2x12b
Related Parts Comparison (STM32H503CBT6 vs STM32H723ZET6 vs STM32H750VBT6TR vs STM32H743IGT6)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Series | STM32H5 | STM32H7 | STM32H7 | STM32H7 |
| Package / Case | 48-LQFP | 144-LQFP | 100-LQFP | 176-LQFP |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 1.71V ~ 3.6V | 1.62V ~ 3.6V | 1.62V ~ 3.6V | 1.62V ~ 3.6V |
| Core Processor | ARM® Cortex®-M33 | ARM® Cortex®-M7 | ARM® Cortex®-M7 | ARM® Cortex®-M7 |
| Core Size | 32-Bit | 32-Bit | 32-Bit Single-Core | 32-Bit Single-Core |
| RAM Size | 32K x 8 | 564K x 8 | 1M x 8 | 1M x 8 |
| Lifecycle Status | Active | Active | Active | Active |
| Connectivity | CANbus, FIFO, I2C, IrDA, LINbus, SCI, SDIO, SMBus, SPI, UART/USART, USB | CANbus, Ethernet, I²C, IrDA, LINbus, SAI, SmartCard, SPDIF, SPI, UART/USART, USB OTG | CANbus, EBI/EMI, Ethernet, I²C, IrDA, LINbus, MDIO, MMC/SD/SDIO, QSPI, SAI, SPDIF, SPI, SWPMI, UART/USART, USB OTG | CANbus, EBI/EMI, Ethernet, I²C, IrDA, LINbus, MDIO, MMC/SD/SDIO, QSPI, SAI, SPDIF, SPI, SWPMI, UART/USART, USB OTG |
| Data Converters | A/D 10x12b SAR; D/A 2x12b | A/D 12x12b, 30x16b; D/A 2x12b | A/D 16x16b; D/A 2x12b | A/D 36x16b; D/A 2x12b |
| Number of I/O | 35 | 112 | 82 | 140 |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
MKV56F512VLQ24NXP SemiconductorsNXP
IC MCU 32BIT 512KB FLASH 144LQFP
MKV56F512VLL24NXP SemiconductorsNXP
IC MCU 32BIT 512KB FLASH 100LQFP
More Parts in Microcontrollers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
STM32H723ZET6STMicroelectronicsARM® Cortex®-M7 STM32H7 Microcontroller IC 32-Bit 550MHz 512KB (512K x 8) FLASH 144-LQFP (20x20)
STM32H750VBT6TRSTMicroelectronicsARM® Cortex®-M7 STM32H7 Microcontroller IC 32-Bit 480MHz 128KB (128K x 8) FLASH 100-LQFP (14x14)
STM32H743IGT6STMicroelectronicsARM® Cortex®-M7 STM32H7 Microcontroller IC 32-Bit 480MHz 1MB (1M x 8) FLASH 176-LQFP (24x24)
STM32H735IGK6STMicroelectronicsARM® Cortex®-M7 STM32H7 Microcontroller IC 32-Bit 550MHz 1MB (1M x 8) FLASH 176+25UFBGA (10x10)