STMicroelectronics, 32 bit ARM Cortex M33, STM32H523 Microcontroller, 250 MHz, 256kB FLASH, 48-Pin LQFP

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Subtotal (1 pack of 2 units)*

TWD296.00

(exc. GST)

TWD310.80

(inc. GST)

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  • Plus 198 unit(s) shipping from December 15, 2025
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Units
Per unit
Per Pack*
2 - 18TWD148.00TWD296.00
20 - 198TWD133.50TWD267.00
200 +TWD123.00TWD246.00

*price indicative

RS Stock No.:
152-185
Mfr. Part No.:
STM32H523CET6
Manufacturer:
STMicroelectronics
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Brand

STMicroelectronics

Series

STM32H523

Product Type

Microcontroller

Package Type

LQFP

Mount Type

Surface

Pin Count

48

Device Core

ARM Cortex M33

Data Bus Width

32bit

Program Memory Size

256kB

Maximum Clock Frequency

250MHz

RAM Size

272kB

Maximum Supply Voltage

3.6V

Minimum Operating Temperature

-40°C

Maximum Operating Temperature

85°C

Height

7mm

Length

5.3mm

Analogue Comparators

1

Standards/Approvals

SESIP3 and PSA Level 3 Certified

Width

9 mm

Number of Programmable I/Os

112

DACs

2 x 12 Bit

Minimum Supply Voltage

1.7V

ADCs

2 x 12 Bit

Number of Timers

16

Program Memory Type

FLASH

Automotive Standard

No

Instruction Set Architecture

Arm Cortex

COO (Country of Origin):
CN
The STMicroelectronics high-performance microcontrollers of the STM32H5 series, based on the high-performance Arm Cortex-M33 32-bit RISC core. They operate at a frequency of up to 250 MHz. The Cortex-M33 core features a single-precision floating-point unit (FPU), which supports all the Arm single-precision data-processing instructions and all the data types.

Includes ST state-of-the-art patented technology

4-Kbyte data cache for external memories

Up to eight configurable SAU regions

Trust Zone aware and securable peripherals

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