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STMicroelectronics STM32F101ZFT6
- Part No.:
- STM32F101ZFT6
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 144-LQFP
- Datasheet:
-
STM32F101ZFT6.pdf
- Description:
- IC MCU 32BIT 768KB FLASH 144LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:3,484
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Product details
Overview
STM32F101ZFT6 from STMicroelectronics is an ARM® Cortex®-M3 based 32-bit microcontroller in LQFP144 package, featuring 1 MB Flash, 80 KB SRAM, 112 I/Os, and integrated peripherals including dual 12-bit DACs, a 12-bit ADC with temperature sensor, and up to 15 timers - deployed in industrial HMI panels requiring deterministic real-time control and analog signal generation.
For engineers reviewing the STM32F101ZFT6 datasheet, STM32F101ZFT6 pinout, STM32F101ZFT6 application, or STM32F101ZFT6 equivalent, key selection criteria include Flash size (1 MB), I/O count (112), dual DAC support, FSMC interface for external memory expansion, and 36 MHz max CPU frequency with SWD/JTAG debug capability.
Technical Context
The STM32F101ZFT6 implements a single-core ARM Cortex-M3 CPU with Memory Protection Unit (MPU), operating at up to 36 MHz and delivering 1.25 DMIPS/MHz performance. It integrates dual 12-bit DACs driven by dedicated 16-bit basic timers and supports simultaneous analog output generation with precise timing control.
Its flexible static memory controller (FSMC) provides four chip-select outputs supporting NOR, PSRAM, NAND, and CompactFlash interfaces - enabling direct connection to external displays or memory-mapped peripherals without external glue logic. The device includes a 32 kHz RTC oscillator with calibration and VBAT-powered backup registers for persistent state retention.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | ARM Cortex-M3 @ 36 MHz; enables deterministic real-time task scheduling and interrupt latency under 12 cycles. |
| Flash Memory | 1 MB dual-bank Flash with read-while-write; supports live firmware updates without halting execution. |
| SRAM | 80 KB SRAM; sufficient for complex control algorithms and communication stack buffers (e.g., Modbus TCP). |
| ADC | 1 × 12-bit, 1 µs ADC with 16 channels and integrated temperature sensor; enables system health monitoring and analog sensor acquisition. |
| DAC | 2 × 12-bit DACs; provide precision analog output for actuator control or calibration signals without external DAC ICs. |
| I/O Count | 112 fast I/Os, 5 V-tolerant on most pins; supports dense peripheral interfacing (e.g., LCD parallel bus + SPI + I²C + UARTs simultaneously). |
| Timers | Up to 15 timers including 10 × 16-bit general-purpose, 2 watchdogs, SysTick, and 2 × 16-bit basic timers for DAC triggering. |
| Communication | Up to 10 interfaces: 3 × SPI (18 Mbit/s), 2 × I²C, 5 × USART/UART, USB 2.0 FS (on compatible variants), CAN 2.0B (not supported on F101xG/F series). |
Pinout & Package
LQFP144 package (20 × 20 mm, 0.5 mm pitch), RoHS-compliant, ECOPACK® certified, with exposed thermal pad for enhanced heat dissipation in continuous operation.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VSS | Power supply and ground | Multiple dedicated pairs ensure stable core and I/O rail decoupling; requires local 100 nF + 4.7 µF capacitors per VDD/VSS group. |
| PA0–PA15, PB0–PB15, etc. | General-purpose I/O | All 112 pins support remappable alternate functions (SPI/I²C/USART), with most 5 V-tolerant - simplifies level-shifting in mixed-voltage systems. |
| OSC_IN / OSC_OUT | External crystal oscillator input/output | Supports 4–16 MHz quartz crystals; enables precise clock source for USB or RTC when paired with internal PLL. |
| NVIC interrupts | External interrupt vectors | 16 external interrupt lines shared across all GPIO ports; allows edge-triggered wake-up from Stop mode on any I/O pin. |
| SWDIO / SWCLK | Serial Wire Debug interface | 2-pin debug interface replacing JTAG; reduces PCB footprint while retaining full flash programming and real-time trace capability. |
Key Features
| Feature | Design Value |
|---|---|
| Dual 12-bit DACs with DMA trigger | Enables synchronized analog waveform generation (e.g., sine/cosine for motor control) without CPU intervention. |
| Flexible Static Memory Controller (FSMC) | Direct interface to external SRAM, PSRAM, NOR Flash, or TFT LCD controllers - eliminates need for external address latches or CPLDs. |
| Temperature sensor + 12-bit ADC | On-die thermal sensing with ±1.5°C accuracy enables self-calibration and thermal derating in enclosed industrial enclosures. |
| 112 I/Os with 5 V tolerance | Interoperability with legacy 5 V logic and sensors without level shifters - reduces BOM cost and layout complexity. |
| Low-power modes (Stop/Standby) | Standby current as low as 2.3 µA with RTC running on VBAT; suitable for battery-backed data loggers with periodic wake-up. |
Applications
| Industrial HMI Panel | Programmable Logic Controller (PLC) I/O Module |
|---|---|
Use Scenario: Touch-enabled operator interface with real-time process visualization and alarm logging. IC Role / Device Role / Timing Role: Main application processor managing LCD parallel interface (8080 mode), touch controller SPI, SD card logging, and serial Modbus RTU gateway. Use Value: 1 MB Flash stores full GUI firmware and font assets; FSMC drives 480×272 TFT directly; dual DACs generate analog reference voltages for sensor calibration. | Use Scenario: DIN-rail mounted digital I/O expansion module with analog input conditioning. IC Role / Device Role / Timing Role: Central controller acquiring 16-channel 4–20 mA loop signals via external op-amp front-end and 12-bit ADC, then transmitting over RS-485. Use Value: 112 I/Os route isolated digital inputs/outputs; internal temperature sensor compensates ADC gain drift; Stop mode reduces standby power to <10 µA. |
| Energy Meter Data Concentrator | Medical Infusion Pump Controller |
Use Scenario: Substation-level meter aggregation unit collecting pulse and RS-485 data from 32+ smart meters. IC Role / Device Role / Timing Role: Host MCU managing multiple UARTs (for meter polling), SPI (for secure element), and Ethernet MAC (via external PHY). Use Value: 5 × USARTs handle concurrent meter polling; 80 KB SRAM buffers burst data before compression; CRC unit accelerates firmware OTA integrity checks. | Use Scenario: Safety-critical infusion pump with motor control, pressure sensing, and human-readable display. IC Role / Device Role / Timing Role: Real-time safety monitor generating PWM for stepper motor drive, reading pressure transducer via ADC, and updating OLED via SPI. Use Value: Dual DACs produce precise analog setpoints for pressure feedback loops; independent watchdog ensures fail-safe shutdown; SWD debug enables post-deployment diagnostics. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| STM32F103ZET6 | Same LQFP144 package, 512 KB Flash, adds USB 2.0 FS and CAN 2.0B; lacks second DAC. | Better suited for PC-connected devices or automotive diagnostics tools requiring native USB/CAN. | Select when USB host/device or CAN bus integration is required, and 512 KB Flash suffices. |
| STM32F407VGT6 | Cortex-M4F core, 1 MB Flash, 192 KB SRAM, FPU, higher clock (168 MHz); larger die, different pinout. | Required for floating-point intensive tasks (e.g., FFT-based vibration analysis) or advanced graphics acceleration. | Choose only if computational throughput exceeds Cortex-M3 limits - not a drop-in replacement due to incompatible pin mapping and voltage requirements. |
Compared with STM32F103ZET6, the STM32F101ZFT6 offers double Flash and dual DACs but omits USB/CAN; versus STM32F407VGT6, it trades raw performance and FPU for lower cost, proven reliability in long-lifecycle industrial deployments, and identical LQFP144 footprint compatibility within the F1-series ecosystem.
Availability
STM32F101ZFT6 is available at Aetrix Electronics and suitable for industrial HMI panels, PLC I/O modules, energy meter concentrators, and medical infusion pump controllers requiring stable component supply across extended production lifecycles.
Supply support for STM32F101ZFT6 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
STMicroelectronics is a global semiconductor leader headquartered in Geneva, Switzerland, designing and manufacturing microcontrollers, power management ICs, sensors, and automotive-grade components since 1987.
The STM32F101 access line targets cost-sensitive, high-reliability industrial applications where deterministic real-time response, analog integration, and long-term supply stability outweigh peak processing needs.
FAQ
What is the maximum operating frequency of the STM32F101ZFT6?
The STM32F101ZFT6 operates at a maximum CPU frequency of 36 MHz, achieved using its internal PLL with input from either the 4–16 MHz external crystal oscillator or the 8 MHz internal RC oscillator. This frequency is validated across the full industrial temperature range (–40°C to +85°C) and 2.0–3.6 V supply voltage.
Does the STM32F101ZFT6 support USB or CAN interfaces?
No, the STM32F101ZFT6 does not integrate USB or CAN peripherals. It belongs to the STM32F101 "access line" which excludes these interfaces to reduce cost and die size. For USB or CAN functionality, engineers should select the STM32F103 series (e.g., STM32F103ZET6) or higher-tier families like F4 or G4.
How many analog-to-digital converter (ADC) channels does this MCU support?
The STM32F101ZFT6 integrates one 12-bit ADC with up to 16 external input channels plus an internal temperature sensor and VREFINT channel. All channels share a single conversion unit, with sampling rates up to 1 MSPS and programmable resolution down to 6 bits via oversampling.
Is the STM32F101ZFT6 pin-compatible with other STM32F101 variants in LQFP144?
Yes, all STM32F101xG devices in LQFP144 (e.g., STM32F101RGT6, STM32F101VGT6, STM32F101ZGT6) share identical pinouts and electrical characteristics. Differences are limited to Flash size (768 KB vs. 1 MB), SRAM (64 KB vs. 80 KB), and peripheral enablement - enabling hardware reuse across product tiers via firmware configuration.
STM32F101ZFT6 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 144-LQFP
- Series:
- STM32F1
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- ARM® Cortex®-M3
- Core Size:
- 32-Bit Single-Core
- Speed:
- 36MHz
- Connectivity:
- I2C, IrDA, LINbus, SPI, UART/USART
- Peripherals:
- DMA, PDR, POR, PVD, PWM, Temp Sensor, WDT
- Number of I/O:
- 112
- Program Memory Size:
- 768KB (768K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 80K x 8
- Voltage - Supply (Vcc/Vdd):
- 2V ~ 3.6V
- Data Converters:
- A/D 16x12b; D/A 2x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
STM32F101ZFT6 FAQ
1.How can I place an order for STM32F101ZFT6 through Aetrix?
Please submit a Request for Quotation (RFQ) for STM32F101ZFT6 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for STM32F101ZFT6 reliable?
The price and inventory of STM32F101ZFT6 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STM32F101ZFT6 is usually 5 days.
3.What payment methods are accepted for STM32F101ZFT6?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STM32F101ZFT6 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for STM32F101ZFT6?
STM32F101ZFT6 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your STM32F101ZFT6 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for STM32F101ZFT6?
For technical support, including STM32F101ZFT6 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STM32F101ZFT6 requirements.
6.How does Aetrix verify that STM32F101ZFT6 is sourced from the original manufacturer or authorized distributors?
All STM32F101ZFT6 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that STM32F101ZFT6 meets industry standards.
7.What is the process for return or replacement of STM32F101ZFT6?
All STM32F101ZFT6 units undergo pre-shipment inspection (PSI). If there is an issue with STM32F101ZFT6, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The STM32F101ZFT6 part is unused and in its original packaging.
Return procedure for STM32F101ZFT6:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
STM32F101ZFT6 Tags
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