STMicroelectronics · Electronic Components
STM32H7A3NG
High-performance and DSP with DP-FPU, Arm Cortex-M7 MCU with 1MBytes of Flash memory, 1376 KB SRAM, 280 MHz CPU, L1 cache, graphic accelerations, extenal memory interfaces, SMPS and large set of peripherals
Part NumberSTM32H7A3NG
ManufacturerSTMicroelectronics
AvailabilityAvailable to order — request a quote
Specifications
SeriesSTM32H7
PackageTFBGA 216 13x13x1.2 P 0.8 mm
CoreArm Cortex-M7
Frequency Mhz280
Flash Kb1024.0
Ram Kb1184.0
InterfacesI2C: 4; USB: USB OTG FS + USB OTG FS/HS; External memory: FMC, Octo SPI; Additional: DFSDM, HDMI CEC, Parallel camera in
TimersOther: LP timer, RTC, SysTick, WWDG
SecurityCrypto: TRNG; Security: Abnormal Situation Handling, Application Lifecycle, Identification / Authentication / Attestatio
Supply Voltage1.62–3.6 V
Temp Range-40.0 to 85.0 °C
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is STM32H7A3NG available?
We can source STM32H7A3NG even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is STM32H7A3NG by STMicroelectronics obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If STM32H7A3NG has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like STM32H7A3NG?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for STM32H7A3NG?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.