ST10F276-6QR3 - 16-bit MCU 32MHz 832KB Flash | STMicroelectronics
MPN: ST10F276-6QR3 β Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $12.5 | $12.50 |
| 10 | $11.25 | $112.50 |
| 100 | $10 | $1,000.00 |
| 500 | $9 | $4,500.00 |
| 1,000 | $8.1 | $8,100.00 |
Drop-in alternatives for ST10F276-6QR3 β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
ST10F276-4T3
β Drop-Inβ 99,999 In Stock
$8.1 / Unit
View Datasheet βST10F276-6QR3
β Drop-Inβ 99,999 In Stock
$8.1 / Unit
View Datasheet βST10F276-4T3
β Drop-Inβ 99,999 In Stock
$8.1 / Unit
View Datasheet βST10F276-6QR3 Maximum Ratings & Electrical Characteristics
| Core | ST10 16-bit |
| Maximum Clock Frequency | 32 MHz |
| Flash Memory | 832 KB |
| RAM | 68 KB |
| Supply Voltage | 4.5 V to 5.5 V |
| Operating Temperature | -40C to +125C |
| Package | LQFP-144 (PQFP144) |
| Mounting Type | Surface Mount |
| A/D Converter | 16-channel, 10-bit |
| CAN Interfaces | 2 (CAN 2.0B) |
| USARTs | 2 |
| PWM Channels | 4 |
| Watchdog Timer | Yes |
| Interrupt Priority Levels | 16 |
| AEC-Q100 | Qualified |
| RoHS | Compliant |
ST10F276-6QR3 Pin Configuration
| Pin 1 | P0.0 β Port 0 bit 0 (I/O) |
| Pin 2 | P0.1 β Port 0 bit 1 (I/O) |
| Pin 3 | P0.2 β Port 0 bit 2 (I/O) |
| Pin 4 | P0.3 β Port 0 bit 3 (I/O) |
| Pin 5 | P0.4 β Port 0 bit 4 (I/O) |
| Pin 6 | P0.5 β Port 0 bit 5 (I/O) |
| Pin 7 | P0.6 β Port 0 bit 6 (I/O) |
| Pin 8 | P0.7 β Port 0 bit 7 (I/O) |
| Pin 9 | VSS β Ground |
| Pin 10 | VDD β Power supply (5V) |
| Pin 11 | P1.0 β Port 1 bit 0 (I/O) |
| Pin 12 | P1.1 β Port 1 bit 1 (I/O) |
| Pin 13 | P1.2 β Port 1 bit 2 (I/O) |
| Pin 14 | P1.3 β Port 1 bit 3 (I/O) |
| Pin 15 | P1.4 β Port 1 bit 4 (I/O) |
| Pin 16 | P1.5 β Port 1 bit 5 (I/O) |
| Pin 17 | P1.6 β Port 1 bit 6 (I/O) |
| Pin 18 | P1.7 β Port 1 bit 7 (I/O) |
| Pin 19 | P2.0 β Port 2 bit 0 (I/O) |
| Pin 20 | P2.1 β Port 2 bit 1 (I/O) |
| Pin 21 | P2.2 β Port 2 bit 2 (I/O) |
| Pin 22 | P2.3 β Port 2 bit 3 (I/O) |
| Pin 23 | P2.4 β Port 2 bit 4 (I/O) |
| Pin 24 | P2.5 β Port 2 bit 5 (I/O) |
| Pin 25 | P2.6 β Port 2 bit 6 (I/O) |
| Pin 26 | P2.7 β Port 2 bit 7 (I/O) |
| Pin 27 | VSS β Ground |
| Pin 28 | VDD β Power supply (5V) |
| Pin 29 | P3.0 β Port 3 bit 0 (I/O) |
| Pin 30 | P3.1 β Port 3 bit 1 (I/O) |
| Pin 31 | P3.2 β Port 3 bit 2 (I/O) |
| Pin 32 | P3.3 β Port 3 bit 3 (I/O) |
| Pin 33 | P3.4 β Port 3 bit 4 (I/O) |
| Pin 34 | P3.5 β Port 3 bit 5 (I/O) |
| Pin 35 | P3.6 β Port 3 bit 6 (I/O) |
| Pin 36 | P3.7 β Port 3 bit 7 (I/O) |
| Pin 37 | P4.0 β Port 4 bit 0 (I/O) |
| Pin 38 | P4.1 β Port 4 bit 1 (I/O) |
| Pin 39 | P4.2 β Port 4 bit 2 (I/O) |
| Pin 40 | P4.3 β Port 4 bit 3 (I/O) |
| Pin 41 | P4.4 β Port 4 bit 4 (I/O) |
| Pin 42 | P4.5 β Port 4 bit 5 (I/O) |
| Pin 43 | P4.6 β Port 4 bit 6 (I/O) |
| Pin 44 | P4.7 β Port 4 bit 7 (I/O) |
| Pin 45 | VSS β Ground |
| Pin 46 | VDD β Power supply (5V) |
| Pin 47 | P5.0 β Port 5 bit 0 (I/O) |
| Pin 48 | P5.1 β Port 5 bit 1 (I/O) |
| Pin 49 | P5.2 β Port 5 bit 2 (I/O) |
| Pin 50 | P5.3 β Port 5 bit 3 (I/O) |
| Pin 51 | P5.4 β Port 5 bit 4 (I/O) |
| Pin 52 | P5.5 β Port 5 bit 5 (I/O) |
| Pin 53 | P5.6 β Port 5 bit 6 (I/O) |
| Pin 54 | P5.7 β Port 5 bit 7 (I/O) |
| Pin 55 | P6.0 β Port 6 bit 0 (I/O) |
| Pin 56 | P6.1 β Port 6 bit 1 (I/O) |
| Pin 57 | P6.2 β Port 6 bit 2 (I/O) |
| Pin 58 | P6.3 β Port 6 bit 3 (I/O) |
| Pin 59 | P6.4 β Port 6 bit 4 (I/O) |
| Pin 60 | P6.5 β Port 6 bit 5 (I/O) |
| Pin 61 | P6.6 β Port 6 bit 6 (I/O) |
| Pin 62 | P6.7 β Port 6 bit 7 (I/O) |
| Pin 63 | VSS β Ground |
| Pin 64 | VDD β Power supply (5V) |
| Pin 65 | P7.0 β Port 7 bit 0 (I/O) |
| Pin 66 | P7.1 β Port 7 bit 1 (I/O) |
| Pin 67 | P7.2 β Port 7 bit 2 (I/O) |
| Pin 68 | P7.3 β Port 7 bit 3 (I/O) |
| Pin 69 | P7.4 β Port 7 bit 4 (I/O) |
| Pin 70 | P7.5 β Port 7 bit 5 (I/O) |
| Pin 71 | P7.6 β Port 7 bit 6 (I/O) |
| Pin 72 | P7.7 β Port 7 bit 7 (I/O) |
| Pin 73 | P8.0 β Port 8 bit 0 (I/O) |
| Pin 74 | P8.1 β Port 8 bit 1 (I/O) |
| Pin 75 | P8.2 β Port 8 bit 2 (I/O) |
| Pin 76 | P8.3 β Port 8 bit 3 (I/O) |
| Pin 77 | P8.4 β Port 8 bit 4 (I/O) |
| Pin 78 | P8.5 β Port 8 bit 5 (I/O) |
| Pin 79 | P8.6 β Port 8 bit 6 (I/O) |
| Pin 80 | P8.7 β Port 8 bit 7 (I/O) |
| Pin 81 | VSS β Ground |
| Pin 82 | VDD β Power supply (5V) |
| Pin 83 | P9.0 β Port 9 bit 0 (I/O) |
| Pin 84 | P9.1 β Port 9 bit 1 (I/O) |
| Pin 85 | P9.2 β Port 9 bit 2 (I/O) |
| Pin 86 | P9.3 β Port 9 bit 3 (I/O) |
| Pin 87 | P9.4 β Port 9 bit 4 (I/O) |
| Pin 88 | P9.5 β Port 9 bit 5 (I/O) |
| Pin 89 | P9.6 β Port 9 bit 6 (I/O) |
| Pin 90 | P9.7 β Port 9 bit 7 (I/O) |
| Pin 91 | P10.0 β Port 10 bit 0 (I/O) |
| Pin 92 | P10.1 β Port 10 bit 1 (I/O) |
| Pin 93 | P10.2 β Port 10 bit 2 (I/O) |
| Pin 94 | P10.3 β Port 10 bit 3 (I/O) |
| Pin 95 | P10.4 β Port 10 bit 4 (I/O) |
| Pin 96 | P10.5 β Port 10 bit 5 (I/O) |
| Pin 97 | P10.6 β Port 10 bit 6 (I/O) |
| Pin 98 | P10.7 β Port 10 bit 7 (I/O) |
| Pin 99 | VSS β Ground |
| Pin 100 | VDD β Power supply (5V) |
| Pin 101 | P11.0 β Port 11 bit 0 (I/O) |
| Pin 102 | P11.1 β Port 11 bit 1 (I/O) |
| Pin 103 | P11.2 β Port 11 bit 2 (I/O) |
| Pin 104 | P11.3 β Port 11 bit 3 (I/O) |
| Pin 105 | P11.4 β Port 11 bit 4 (I/O) |
| Pin 106 | P11.5 β Port 11 bit 5 (I/O) |
| Pin 107 | P11.6 β Port 11 bit 6 (I/O) |
| Pin 108 | P11.7 β Port 11 bit 7 (I/O) |
| Pin 109 | P12.0 β Port 12 bit 0 (I/O) |
| Pin 110 | P12.1 β Port 12 bit 1 (I/O) |
| Pin 111 | P12.2 β Port 12 bit 2 (I/O) |
| Pin 112 | P12.3 β Port 12 bit 3 (I/O) |
| Pin 113 | P12.4 β Port 12 bit 4 (I/O) |
| Pin 114 | P12.5 β Port 12 bit 5 (I/O) |
| Pin 115 | P12.6 β Port 12 bit 6 (I/O) |
| Pin 116 | P12.7 β Port 12 bit 7 (I/O) |
| Pin 117 | VSS β Ground |
| Pin 118 | VDD β Power supply (5V) |
| Pin 119 | P13.0 β Port 13 bit 0 (I/O) |
| Pin 120 | P13.1 β Port 13 bit 1 (I/O) |
| Pin 121 | P13.2 β Port 13 bit 2 (I/O) |
| Pin 122 | P13.3 β Port 13 bit 3 (I/O) |
| Pin 123 | P13.4 β Port 13 bit 4 (I/O) |
| Pin 124 | P13.5 β Port 13 bit 5 (I/O) |
| Pin 125 | P13.6 β Port 13 bit 6 (I/O) |
| Pin 126 | P13.7 β Port 13 bit 7 (I/O) |
| Pin 127 | P14.0 β Port 14 bit 0 (I/O) |
| Pin 128 | P14.1 β Port 14 bit 1 (I/O) |
| Pin 129 | P14.2 β Port 14 bit 2 (I/O) |
| Pin 130 | P14.3 β Port 14 bit 3 (I/O) |
| Pin 131 | P14.4 β Port 14 bit 4 (I/O) |
| Pin 132 | P14.5 β Port 14 bit 5 (I/O) |
| Pin 133 | P14.6 β Port 14 bit 6 (I/O) |
| Pin 134 | P14.7 β Port 14 bit 7 (I/O) |
| Pin 135 | VSS β Ground |
| Pin 136 | VDD β Power supply (5V) |
| Pin 137 | P15.0 β Port 15 bit 0 (I/O) |
| Pin 138 | P15.1 β Port 15 bit 1 (I/O) |
| Pin 139 | P15.2 β Port 15 bit 2 (I/O) |
| Pin 140 | P15.3 β Port 15 bit 3 (I/O) |
| Pin 141 | P15.4 β Port 15 bit 4 (I/O) |
| Pin 142 | P15.5 β Port 15 bit 5 (I/O) |
| Pin 143 | P15.6 β Port 15 bit 6 (I/O) |
| Pin 144 | P15.7 β Port 15 bit 7 (I/O) |
Safe Operating Area (SOA) & Thermal Characteristics
No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.
Typical Applications
ST10F276-6QR3 is suitable for 6 applications: Automotive Engine Control Unit (ECU), Industrial Automation Controller, Body Control Module (BCM), Motor Control, Medical Monitoring Device, Networking Gateway.
Automotive Engine Control Unit (ECU)
The ST10F276-6QR3 is ideal for engine control units due to its high-speed ST10 core (32 MHz) and 832 KB Flash, enabling real-time processing of sensor data and control algorithms. Its dual CAN 2.0B interfaces facilitate communication with other vehicle modules, while the 16-channel 10-bit ADC accurately reads engine sensors. The AEC-Q100 qualification ensures reliability in harsh automotive environments. In a typical ECU, the MCU samples crankshaft and camshaft position sensors, calculates fuel injection timing, and controls ignition coils via PWM outputs. The large Flash memory allows storing calibration tables and diagnostic routines. The device's 5V supply voltage is compatible with legacy automotive sensors, simplifying system design. Performance considerations include the need for a stable clock source and proper thermal management, as the MCU may dissipate significant power under heavy computational load.
Recommended
Industrial Automation Controller
In industrial automation, the ST10F276-6QR3 provides robust control for PLCs and motor drives. Its 32 MHz clock and 16 MIPS throughput handle complex control loops, while the 4 PWM channels generate precise motor drive signals. The dual USARTs enable communication with HMI panels and fieldbus interfaces. The device's wide temperature range (-40Β°C to +125Β°C) suits factory floor environments. The 16-channel ADC monitors multiple analog sensors, such as temperature and pressure, for process control. The large Flash memory stores firmware for multiple machine recipes. The MCU's 5V logic is compatible with industrial sensors and actuators. Design considerations include isolating communication lines to prevent noise and ensuring adequate power supply decoupling to maintain stable operation.
Recommended
Body Control Module (BCM)
The ST10F276-6QR3 is well-suited for body control modules, managing lighting, windows, and central locking. Its dual CAN interfaces allow integration with the vehicle's network, while the 16-channel ADC reads switch inputs and sensor signals. The 832 KB Flash stores complex body control algorithms and diagnostic data. The device's low power consumption in idle mode helps reduce battery drain. The 5V supply is compatible with automotive power rails. In a BCM, the MCU controls relays and MOSFETs for lighting and motor functions, using PWM for dimming. The AEC-Q100 qualification ensures long-term reliability. Design considerations include protecting I/O pins from load dump transients and implementing fail-safe mechanisms for critical functions.
Recommended
Motor Control
The ST10F276-6QR3 excels in motor control applications, such as brushless DC (BLDC) and AC induction motors. Its 4 PWM channels generate six-step or sinusoidal drive signals, while the 16-channel ADC samples phase currents and rotor position. The 32 MHz clock enables high-frequency control loops for smooth operation. The dual CAN interfaces allow synchronization with other motor drives in multi-axis systems. The device's 5V logic interfaces with gate drivers and current sensors. The large Flash memory stores complex field-oriented control (FOC) algorithms. Design considerations include minimizing PWM switching noise and implementing overcurrent protection. The MCU's thermal performance must be managed with proper PCB layout and heatsinking.
Recommended
Medical Monitoring Device
The ST10F276-6QR3 can be used in medical monitoring devices, such as patient vital signs monitors, due to its high-performance processing and rich peripheral set. The 16-channel ADC accurately captures biosignals, while the dual USARTs transmit data to display units or central monitoring systems. The device's reliability and long-term availability make it suitable for medical equipment. The 5V supply is compatible with medical-grade power supplies. The large Flash memory stores patient data and calibration parameters. Design considerations include ensuring electrical isolation for patient safety and complying with medical standards such as IEC 60601. The MCU's low power consumption is beneficial for battery-powered portable monitors.
Recommended
Networking Gateway
The ST10F276-6QR3 can serve as a networking gateway in industrial or automotive applications, bridging CAN and serial communication protocols. Its dual CAN interfaces and dual USARTs enable protocol conversion between different bus systems. The 32 MHz clock handles protocol processing efficiently. The device's 5V logic is compatible with common transceivers. The large Flash memory stores protocol stacks and routing tables. Design considerations include managing data buffering and ensuring real-time response. The MCU's robust design ensures reliable operation in harsh environments.
Recommended
Recommended Products Summary
Engineering reference data for ST10F276-6QR3 β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | ST10F276-4T3 |
|---|---|---|
| Package | LQFP-144 | LQFP-144 |
| Brand | STMicroelectronics | STMicroelectronics |
| Maximum Clock Frequency | 32 MHz | 20 MHz |
| Flash Memory | 832 KB | 512 KB |
| RAM | 68 KB | 68 KB |
| Supply Voltage | 4.5V to 5.5V | 4.5V to 5.5V |
| AEC-Q100 | Qualified | Qualified |
| CAN Interfaces | 2 | 2 |
Key Differentiators
- Higher clock speed (32 MHz vs 20 MHz) (vs ST10F276-4T3)
- Larger Flash memory (832 KB vs 512 KB) (vs ST10F276-4T3)
- Same package and pinout (vs ST10F276-4T3)
Design Notes
The ST10F276-6QR3 operates from a 4.5V to 5.5V supply. Use a stable 5V rail with adequate decoupling: place a 100nF ceramic capacitor close to each VDD pin and a 10uF bulk capacitor near the power entry. Ensure the ground plane is solid to minimize noise and voltage drops.
For the LQFP-144 package, use a 0.5mm pitch land pattern. Provide a thermal pad on the PCB for heat dissipation, even though the package may not have an exposed pad. Route high-speed signals away from the crystal oscillator and analog inputs to reduce interference.
Do not exceed the absolute maximum ratings, especially on I/O pins. Use series resistors for external connections to limit current. Ensure the reset circuit is robust with a proper power-on reset delay. For CAN communication, use appropriate transceivers and termination resistors.
Compliance Information
RoHS compliant and AEC-Q100 qualified per STMicroelectronics product page. Halogen-free status not explicitly stated.
