ST10F273M-4Q3 STMicroelectronics Integrated Circuit (Quad Flat Packages) In Stock
The ST10F273M-4Q3 is a STMicroelectronics 16-bit ST10 family MCU with 512 KB flash, 64 MHz maximum clock, 24-bit address bus, integrated ADC and DAC, and JTAG boundary scan in a 144-pin PQFP package. Available in stock with worldwide shipping for industrial and automotive embedded control applications.
- Manufacturer
- STMicroelectronics
- Package
- Quad Flat Packages
- Pin Count
- 144
- Lifecycle
- ACTIVE UNCONFIRMED
- Datasheet
- ST10F273M-4Q3 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 512 KB on-chip flash with 64 MHz ST10 16-bit core delivers high computation throughput for real-time industrial control
- 24-bit address bus and 16-bit external data bus allow direct interfacing to external memory for code or data expansion beyond on-chip resources
- Integrated ADC and DAC channels eliminate external converters for mixed-signal sensor and actuator control on a single MCU
- JTAG boundary scan support in 144-pin PQFP simplifies in-circuit testing and firmware debugging in complex board assemblies
Applications
The ST10F273M-4Q3 is designed for automotive body control modules, industrial motor drives, and process controllers requiring a 16-bit core with substantial on-chip flash and mixed-signal peripherals. Its 64 MHz clock and 512 KB flash support real-time control algorithms alongside communication protocol stacks such as CAN or LIN. The 144-pin PQFP package provides sufficient I/O for complex multi-peripheral system designs requiring simultaneous ADC, DAC, serial, and parallel bus interfaces.
Specifications
| YTEOL | 4.5 |
| Has ADC | YES |
| Address Bus Width | 24 |
| Bit Size | 16 |
| Boundary Scan | YES |
| CPU Family | ST10 |
| Clock Frequency-Max | 64MHz |
| DAC Channels | YES |
| DMA Channels | NO |
| External Data Bus Width | 16 |
| JESD-30 Code | S-PQFP-G144 |
| JESD-609 Code | e3 |
| Number of I/O Lines | 111 |
| On Chip Program ROM Width | 32 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | QFP144,1.2SQ |
| Package Shape | SQUARE |
| Package Style | FLATPACK |
| Peak Reflow Temperature (Cel) | 245 |
| Qualification Status | Not Qualified |
| RAM (bytes) | 36864 |
| ROM (words) | 131072 |
| ROM Programmability | FLASH |
| Speed | 64MHz |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 4.5V |
| Supply Voltage-Nom | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | MATTE TIN |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER |
| Package | Quad Flat Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | 3A991.a.2 |
| HTS Code | 8542.31.00.20 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What clock frequency does ST10F273M-4Q3 operate at, and how does this support real-time control loops?
The ST10F273M-4Q3 runs at up to 64 MHz, providing 64 million instruction cycles per second for its 16-bit ST10 RISC-like core. This throughput is sufficient to execute PID control loops, CAN message handlers, and ADC sampling routines simultaneously with sub-millisecond cycle times, making it appropriate for demanding automotive body control modules and industrial motor control units.
How does the 24-bit address bus of ST10F273M-4Q3 extend its usable memory beyond on-chip flash?
The 24-bit address bus can address up to 16 MB of external memory space, allowing designers to attach external SRAM, NOR flash, or peripherals via the 16-bit external data bus. This is particularly useful in automotive applications storing large calibration tables or encrypted firmware images that exceed the 512 KB on-chip flash, without requiring a more expensive processor with higher base memory density.
Does ST10F273M-4Q3 include analog conversion capability, and what benefit does that provide in sensor-based systems?
Yes, ST10F273M-4Q3 integrates both ADC and DAC channels on-chip, enabling direct connection to analog sensors and actuators without external conversion ICs. The ADC converts real-world analog signals such as temperature, pressure, or position into digital values the 64 MHz ST10 core can process, while the DAC generates reference or control voltages, reducing BOM cost and board space in mixed-signal designs.
For board-level testing of a complex automotive PCB, how does JTAG boundary scan support on ST10F273M-4Q3 help production quality?
JTAG boundary scan lets automated test equipment (ATE) control and observe every I/O pin of the 144-pin PQFP through a standardized 4-wire TAP interface without physical bed-of-nails probing. This capability detects solder opens, shorts, and stuck-at faults on populated boards at production scale, reducing test fixture cost and improving fault coverage for complex ST10F273M-4Q3-based assemblies with many interconnected peripherals.
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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.
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