STM32F072CBY6TR - 48MHz Cortex-M0 128KB MCU | STMicroelectronics
MPN: STM32F072CBY6TR ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $5.1015 | $5.10 |
| 10 | $5.1015 | $51.02 |
| 100 | $5.1015 | $510.15 |
| 500 | $5.1015 | $2,550.75 |
| 1,000 | $5.1015 | $5,101.50 |
STM32F072CBY6TR Overview
What is an STM32F0 microcontroller? An MCU is a semiconductor that combines a processor core, flash memory, RAM, clocks, and peripherals on one integrated circuit. The STM32F0 family is based on the ARM Cortex-M0 processor, a low-complexity 32-bit architecture intended for cost-sensitive embedded control. USB and CAN connectivity place the STM32F072CBY6TR above a basic GPIO-only controller while retaining the STM32F0 focus on compact embedded systems.
The verified product data identifies a 48 MHz ARM Cortex-M0 core and 128 KB (128 K x 8) flash. Mouser describes the device as an STM32F0 USB-line MCU with USB and CAN support, while distributor listings identify the 49-WLCSP package. Exact RAM size, GPIO count, ADC ratings, timer details, voltage limits, and package dimensions are not included in the supplied source data and therefore require confirmation from the manufacturer documentation before a design release.
The architecture is suited to USB-connected peripherals, CAN nodes, compact industrial controls, and low-cost embedded products. A 48 MHz Cortex-M0 core provides the timing baseline for protocol handling and control tasks, while the integrated USB and CAN interfaces reduce the need for external communication controllers. Designers must still budget peripheral pins, clocks, decoupling, signal integrity, and firmware configuration according to the actual board requirements.
Typical use includes a USB-to-serial or configuration interface, a CAN-connected sensor node, a compact industrial controller, a USB peripheral, and a small consumer-device control module. The 49-WLCSP format is especially useful when board area is constrained, but its fine pitch requires careful PCB design, inspection, and assembly capability. Confirm the exposed-pad and ball assignments in the official pinout before layout.
When designing around STM32F072CBY6TR, use the manufacturer datasheet for the definitive electrical limits, memory map, peripheral multiplexing, clock tree, and package drawing. Place required decoupling close to the device, preserve USB impedance-controlled routing, and validate CAN termination and transceiver interface layout. The supplied web results support sourcing and identity, but they do not provide every electrical value needed for a complete production design.
This page combines verified distributor identity, package, processor, flash, connectivity, and commercial-search information with explicit engineering caveats. It is intended to support initial component selection and sourcing, while signaling which technical details must be checked against the official STMicroelectronics documentation before schematic sign-off or firmware deployment.
Drop-in alternatives for STM32F072CBY6TR — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with STM32F072CBY6TR (same form factor and footprint) — differing in Flash Memory, Package, Product Type.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
No drop-in alternatives available for this product.
Request AlternativesSTM32F072CBY6TR Maximum Ratings & Electrical Characteristics
| Product Type | 32-bit ARM Cortex-M0 microcontroller |
| Processor Core | ARM Cortex-M0 |
| CPU Frequency | 48 MHz |
| Architecture | 32-bit RISC |
| Flash Memory | 128 KB (128 K x 8) |
| Series | STM32F0 |
| Line | STM32F07 USB line |
| USB Interface | USB |
| CAN Interface | CAN |
| Supply Context | 2.5 V to 3.3 V |
| Package | 49-WLCSP |
| Package Form | 49-pin WLCSP |
| Mounting/Packaging | Tape and reel |
STM32F072CBY6TR 49-pin wlcsp Pin Configuration Guide
Pin configuration for STM32F072CBY6TR (49-pin wlcsp package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for STM32F072CBY6TR.
Refer to the datasheet for full pin configuration.
Typical Applications
STM32F072CBY6TR is suitable for 6 applications: USB Peripheral Controller, CAN-Connected Sensor Node, Compact Industrial Controller, USB-to-CAN Gateway, Consumer Configuration Interface, Embedded USB Data Acquisition Module.
USB Peripheral Controller
The STM32F072CBY6TR fits a compact USB peripheral because the verified product data identifies USB support, a 48 MHz ARM Cortex-M0 core, and 128 KB of flash. A device such as a USB configuration interface, adapter, or peripheral can use the MCU for protocol handling, control logic, and firmware storage without adding a separate basic microcontroller. The 49-WLCSP package helps reduce board area, but the design must preserve USB signal integrity and follow the exact package land pattern. USB speed, transceiver requirements, and detailed electrical limits are not supplied here; verify them in the official STMicroelectronics documentation before layout and firmware release.
Recommended
CAN-Connected Sensor Node
The STM32F072CBY6TR is suitable for a compact CAN-connected sensor node because the verified data confirms CAN support alongside the 48 MHz Cortex-M0 core and 128 KB of flash. It can coordinate sensor acquisition, local filtering, and network communication in a small embedded module. A practical design still needs a CAN transceiver, termination strategy, protected routing, and firmware that matches the selected CAN operating mode. The MCU package is compact, but WLCSP assembly and inspection require appropriate PCB and manufacturing controls. Confirm pin multiplexing, transceiver requirements, and operating limits from the manufacturer documentation.
Recommended
Compact Industrial Controller
The STM32F072CBY6TR can serve as the control core of a compact industrial module because the verified specification identifies a 48 MHz ARM Cortex-M0 MCU with 128 KB of flash and USB/CAN connectivity. These resources support control tasks, data conditioning, configuration, and communication in a space-constrained board. The WLCSP package reduces footprint but increases assembly and inspection requirements, so the PCB should provide controlled escape routing and robust decoupling. Exact I/O count, ADC performance, timer resources, and electrical limits are not present in the supplied data and must be verified before assigning production functions.
Recommended
USB-to-CAN Gateway
The STM32F072CBY6TR is a logical candidate for a USB-to-CAN gateway because the verified product description confirms both USB and CAN in an STM32F0 USB-line MCU. The gateway can bridge a computer or service interface to an embedded CAN network while using the 128 KB flash for protocol, configuration, and application firmware. The design should separate USB and CAN routing, include proper transceiver circuitry, and validate termination and protection under the target industrial environment. Because the supplied sources do not provide transceiver details, timing limits, or exact package ball assignments, verify these items in the official datasheet before production.
Recommended
Consumer Configuration Interface
The STM32F072CBY6TR can be used in a consumer-device configuration interface where a compact controller needs USB communication and modest firmware storage. Its 48 MHz Cortex-M0 core provides a clear control platform for device setup, status reporting, and command processing, while 128 KB of flash supports embedded application code. The 49-WLCSP package helps minimize board area in wearables and compact peripherals, although manufacturing yield and rework capability should be considered. The supplied data does not specify RAM, GPIO count, or low-power modes; use the official datasheet before finalizing memory allocation and power requirements.
Recommended
Embedded USB Data Acquisition Module
The STM32F072CBY6TR can support a compact USB data-acquisition module when the application needs a 48 MHz control processor, 128 KB of flash, and USB connectivity in a small package. Firmware can handle sample control, buffering, configuration, and host communication, subject to the MCU's verified and undocumented RAM and peripheral capabilities. The supplied sources do not identify ADC resolution, sampling rate, RAM, or timer resources, so analog front-end selection and acquisition timing must be checked against the official datasheet. Layout should keep sensitive analog and USB routing controlled within the small WLCSP footprint.
Recommended
Recommended Products Summary
Engineering reference data for STM32F072CBY6TR — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product |
|---|---|
| Package | 49-WLCSP |
| Brand | STMicroelectronics |
| CPU Core | ARM Cortex-M0 |
| CPU Frequency | 48 MHz |
| Flash Memory | 128 KB (128 K x 8) |
| USB | USB |
| CAN | CAN |
| Supply Context | 2.5 V to 3.3 V |
Key Differentiators
- Integrated USB and CAN connectivity (vs Basic GPIO-only STM32F0 designs)
- Compact 49-WLCSP package (vs Larger leaded STM32F0 packages)
- 48 MHz Cortex-M0 processing baseline (vs Lower-frequency microcontroller designs)
Design Notes
Use the exact STMicroelectronics 49-WLCSP land pattern and ball map rather than treating the package as a generic 49-pin IC. WLCSP requires short, controlled escape routing and a manufacturing process capable of handling fine-pitch assembly. Confirm the exposed-pad or thermal-ball requirements and assembly land pattern in the official package drawing before releasing the PCB files.
For USB applications, route the USB differential pair as a controlled-impedance pair with continuous reference plane and minimal stubs. Keep the connector, protection components, and MCU-side routing in the same signal path, and follow the exact USB electrical and layout requirements in the official device documentation. The supplied sources confirm USB capability but do not specify USB speed, so do not assume a particular physical-layer implementation.
Do not substitute a nearby STM32F0 MPN solely because its family name and flash size look similar. Verify the exact package, ball assignments, voltage limits, peripheral multiplexing, clock requirements, and firmware support. The supplied cross-reference results identify STM32F072CBU6TR as a comparison target, but they do not establish a drop-in replacement for STM32F072CBY6TR.
Compliance Information
The supplied verified web data does not state RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status. Confirm these attributes using the current manufacturer product documentation and applicable distributor records.
