STMicroelectronics · Electronic Components
STM32WL33CB
Sub-GHz Wireless Microcontrollers. Single-core Arm Cortex-M0+ @64 MHz with 128 Kbytes of Flash memory, 32 Kbytes of SRAM.
Part NumberSTM32WL33CB
ManufacturerSTMicroelectronics
AvailabilityAvailable to order — request a quote
Specifications
SeriesSTM32WL
PackageVFQFPN 48 6x6x0.9 mm
CoreArm Cortex-M0+
Frequency Mhz64
Flash Kb128.0
Ram Kb32.0
InterfacesI2C: 2; SPI: 2; I2S: 1; USART: 1; UART: 1
AnalogADC12: 1 conv / 8 ch; DAC12: 6; Comparators: 1
Timers16-bit timers: 2; Other: RTC
SecurityCrypto: AES, TRNG
Supply Voltage1.7–3.6 V
Temp Range-40.0 to 105.0 °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 STM32WL33CB available?
We can source STM32WL33CB 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 STM32WL33CB by STMicroelectronics obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If STM32WL33CB 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 STM32WL33CB?
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 STM32WL33CB?
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.