STM32G0B1CBU7 STMicroelectronics Integrated Circuit (Quad Flat No-Lead) In Stock
STMicroelectronics STM32G0B1CBU7 is a 32-bit ARM Cortex-M0+ microcontroller at 48 MHz with 128KB Flash, 144KB RAM, 6x USART, ADC, DAC, DMA, and 1.7V–3.6V supply in a compact QFN package. Supports diverse connectivity for cost-optimized embedded designs. Available from stock with worldwide shipping.
- Manufacturer
- STMicroelectronics
- Package
- Quad Flat No-Lead
- Pin Count
- 49
- Lifecycle
- ACTIVE
- Datasheet
- STM32G0B1CBU7 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.3482(MOQ 1560)
- Temp Range
- -40.0°C to 105.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of STM32G0B1CBU7?
- ARM Cortex-M0+ core at 48 MHz with 128KB Flash and 144KB RAM — unusually large RAM for the G0 class enabling complex RTOS applications
- 6x USART plus SPI, I2C, USB, and CAN interfaces in a single QFN package for rich multi-protocol connectivity
- 1.7V–3.6V supply range with integrated 3-channel ADC and DAC enabling direct analog sensor interfacing in low-power IoT designs
What is STM32G0B1CBU7 used for?
The STM32G0B1CBU7 targets cost-sensitive IoT nodes, home automation controllers, and smart appliance main boards that need multiple communication interfaces alongside analog peripherals at sub-2V operation. Its 144KB RAM — larger than most Cortex-M0+ peers — allows it to run lightweight TCP/IP stacks, USB device firmware, or multi-axis stepper motor control algorithms without external SRAM at 48 MHz.
What are the specifications of STM32G0B1CBU7?
| Factory Lead Time | 12Weeks |
| YTEOL | 9 |
| Has ADC | YES |
| Additional Feature | 3-ch internal adc available |
| Bit Size | 32 |
| Boundary Scan | NO |
| CPU Family | CORTEX-M0 |
| Clock Frequency-Max | 48MHz |
| DAC Channels | YES |
| DMA Channels | YES |
| Format | FIXED POINT |
| Integrated Cache | NO |
| JESD-30 Code | S-XQCC-N48 |
| Low Power Mode | YES |
| Number of DMA Channels | 12 |
| Number of I/O Lines | 44 |
| Number of Serial I/Os | 8 |
| Number of Timers | 17 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | UNSPECIFIED |
| Package Equivalence Code | LCC48,.27SQ,20 |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 |
| RAM (bytes) | 147456 |
| ROM (words) | 131072 |
| ROM Programmability | FLASH |
| Speed | 64MHz |
| Supply Current-Max | 9.9mA |
| Supply Voltage-Max | 3.6V |
| Supply Voltage-Min | 3V |
| Supply Voltage-Nom | 3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Tin (Sn) - immersion |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Quad Flat No-Lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | 3A991.A.2 |
| HTS Code | 8542.31.00.25 |
| Country of Origin | Mainland China, Philippines, Taiwan |
Where can I find the STM32G0B1CBU7 datasheet?
STM32G0B1CBU7 Datasheet DownloadOfficial datasheet from STMicroelectronics
What are equivalent replacements for STM32G0B1CBU7?
Compatible alternatives and drop-in replacements for STM32G0B1CBU7:
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M0 CPU, 64MHz, CMOS, QCC48
RISC Microcontroller, 32-Bit, FLASH, Cortex-M0+ CPU, 64MHz, CMOS, QCC48
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M0 CPU, 64MHz, CMOS, QCC48
Frequently Asked Questions
How does STM32G0B1CBU7's 144KB RAM compare to typical Cortex-M0+ peers and what firmware workloads does this enable?
Most Cortex-M0+ devices offer 16KB–64KB of SRAM, but the STM32G0B1CBU7 provides 144KB — more than double the typical upper bound. This extra RAM can hold a FreeRTOS kernel with 8 tasks, a 32KB USB ring buffer, 16KB graphics framebuffer, and application state, all on a single chip running at 48 MHz without external memory.
For a USB-to-serial bridge design, which communication peripherals on STM32G0B1CBU7 eliminate external ICs?
The STM32G0B1CBU7 integrates USB device, 6x USART, SPI, I2C, and CAN — all on one chip. A USB-to-CAN adapter or USB-to-multi-UART hub can be built with only a USB Type-C connector, a CAN transceiver, and the MCU in its QFN package, reducing BOM by 3–5 external bridge ICs compared to discrete solutions.
In a 3.3V industrial sensor node running from a lithium battery, how far can the 1.7V lower supply limit extend battery life?
With a 1.7V minimum supply voltage, the STM32G0B1CBU7 can operate directly from a single lithium cell down to near-depletion without a boost converter, extending battery life by 15–25% compared to 2.7V-minimum MCUs that require an extra LDO or boost stage. The integrated ADC and DAC at 1.7V–3.6V allow sensor readings without level translation on the 3-channel analog front-end.
Related Guides
STM32H725IGT3 Selection Guide: Memory, Package, Temperature, and Supply
Choose the right STM32H725 variant by comparing Flash, package, pin count, temperature grade, connectivity, and production requirements.
Aug 1, 2026
STM32H725IGT3 High-Performance MCU Design Guide
Design STM32H725IGT3 systems for reliable 550 MHz operation with practical power, clock, cache, DMA, PCB, ADC, and recovery guidance.
Jul 31, 2026
150141VS73100 Violet SMD LED Selection Guide: Color, Drive, and Sourcing
Select the 150141VS73100 by wavelength, brightness, drive current, 3528 fit, reliability, and traceable sourcing requirements.
Jul 31, 2026
STEF05SGR 5 V eFuse Protection Design Guide
Design a reliable 5 V STEF05SGR eFuse stage with current-limit math, capacitor sizing, thermal analysis, fault recovery, and PCB layout guidance.
Jul 30, 2026
Why Buy from FindMyChip
About STMicroelectronics
STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1560+ | $2.5302 | $3947.14 |
| 6240+ | $2.3726 | $14805.15 |
| 12480+ | $2.3604 | $29457.67 |
| 24960+ | $2.3482 | $58610.07 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.”
You May Also Like
ACS770ECB-200U-PFF-T
Allegro Microsystems
Integrated Circuit
ACS770KCB-150U-PFF-T
Allegro Microsystems
Integrated Circuit
MC33901WEF
NXP
Integrated Circuit
MC7808BDTRKG
ON Semiconductor
Integrated Circuit
PA94EC
Apex Microtechnology
Integrated Circuit
AP7315-28SR-7
Diodes Inc.
Integrated Circuit
74HCT245D
Nexperia
Integrated Circuit
CY62256VNLL-70ZXCT
Cypress Semiconductor
Integrated Circuit
EPM7032AETC44-4N
Intel
Integrated Circuit
EPM3512AQC208-10N
Intel
Integrated Circuit
EPM3256ATC144-7N
Intel
Integrated Circuit
EPM3256AQC208-7N
Intel
Integrated Circuit
EPM3256AQC208-10N
Intel
Integrated Circuit
EPM3128ATC100-7N
Intel
Integrated Circuit
EPM1270F256C4N
Intel
Integrated Circuit
EPF8282ATC100-4N
Intel
Integrated Circuit
EPF6016QC208-2N
Intel
Integrated Circuit
EPF6016ATC144-3N
Intel
Integrated Circuit
EPF10K30ATC144-3N
Intel
Integrated Circuit
EPC2TI32N
Intel
Integrated Circuit
EPC2LC20
Intel
Integrated Circuit
EP3SL150F1152C4N
Intel
Integrated Circuit
EP2SGX60DF780C5N
Intel
Integrated Circuit
EP2SGX60CF780C5N
Intel
Integrated Circuit