STMicroelectronics · Electronic Components
STM32U545CE
Ultra-low-power with FPU Arm Cortex-M33 MCU with TrustZone, 160 MHz with 512 Kbytes of Flash memory
Part NumberSTM32U545CE
ManufacturerSTMicroelectronics
AvailabilityAvailable to order — request a quote
Specifications
SeriesSTM32U5
PackageLQFP 48 7x7x1.4 mm, UFQFPN 48 7x7x0.55 mm
CoreArm Cortex-M33
Frequency Mhz160
Flash Kb512.0
Ram Kb274.0
InterfacesI2C: 4; SPI: 3; USART: 3; UART: 2; USB: USB OTG FS, USB Type-C; CAN-FD: 1; External memory: Octo SPI; Additional: ADF, M
AnalogADC12: 1 conv / 10, 11 ch; ADC14: 1 conv / 10, 11 ch; DAC12: 2; Comparators: 2; Op amps: 2
Timers16-bit timers: 11; 32-bit timers: 4; Other: Dual Watchdog, RTC, SysTick
SecurityCrypto: AES, MD5, OTF DEC, S-AES, S-ECC, S-RSA, SHA-1, TRNG; Security: Abnormal Situation Handling, Application Lifecycl
Supply Voltage1.71–3.6 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 STM32U545CE available?
We can source STM32U545CE 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 STM32U545CE by STMicroelectronics obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If STM32U545CE 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 STM32U545CE?
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 STM32U545CE?
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.