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STMicroelectronics STM32F101ZDT6
- Part No.:
- STM32F101ZDT6
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 144-LQFP
- Datasheet:
-
STM32F101ZDT6.pdf
- Description:
- IC MCU 32BIT 384KB FLASH 144LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:4,945
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Product details
Overview
STM32F101ZDT6 from STMicroelectronics is a high-density ARM® Cortex®-M3 32-bit microcontroller with 384 KB Flash, 48 KB SRAM, and 112 I/O pins in LQFP144 package. It integrates a 12-bit ADC (1 µs conversion), dual 12-bit DACs, 9 timers (including 4×16-bit advanced timers), and 10 communication interfaces (3×SPI, 2×I²C, 5×USART) for embedded control in industrial HMI and motor drive subsystems.
For engineers reviewing the STM32F101ZDT6 datasheet, STM32F101ZDT6 pinout, STM32F101ZDT6 application, or STM32F101ZDT6 equivalent, key selection factors include Flash/SRAM capacity, LQFP144 pin count, 36 MHz max CPU frequency, 2.0–3.6 V supply range, and integrated FSMC for external memory expansion.
Technical Context
The STM32F101ZDT6 implements an ARM Cortex-M3 core with Harvard architecture, single-cycle multiplication, and hardware divide, delivering 1.25 DMIPS/MHz at 36 MHz. Its memory subsystem includes 384 KB on-chip Flash with error correction, 48 KB SRAM, and a flexible static memory controller supporting NOR, PSRAM, NAND, and CompactFlash.
Clock management features a 4–16 MHz external crystal oscillator, factory-trimmed 8 MHz internal RC, and 40 kHz low-power RC with calibration-enabling precise RTC operation via 32 kHz oscillator. Power control supports Sleep, Stop, and Standby modes with VBAT backup for RTC and registers.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | ARM Cortex-M3, 36 MHz max frequency - enables deterministic real-time control with <1 µs interrupt latency. |
| Flash Memory | 384 KB - sufficient for complex firmware with bootloader, safety routines, and field-upgradeable code. |
| SRAM | 48 KB - supports large data buffers, stack-intensive algorithms, and multi-threaded RTOS operation. |
| ADC | 1 × 12-bit, 1 µs conversion time, 16-channel - suitable for fast analog monitoring in motor current sensing or power supply telemetry. |
| DAC | 2 × 12-bit - provides precision analog output for sensor simulation, calibration signals, or programmable voltage references. |
| I/O Pins | 112 GPIO, 5 V-tolerant on most - allows direct interfacing with legacy 5 V logic and simplifies level-shifter elimination. |
| Communication Interfaces | 3×SPI (18 Mbit/s), 2×I²C, 5×USART - supports concurrent connectivity to displays, sensors, modems, and industrial buses. |
| Timers | 9 timers including 4×16-bit general-purpose, 2×watchdog, SysTick, and 2×basic timers - enables PWM generation, encoder counting, and system timing without external components. |
Pinout & Package
LQFP144 (20 × 20 mm, 0.5 mm pitch) package with exposed thermal pad - optimized for thermal dissipation in industrial ambient temperatures up to 85 °C and compatible with standard reflow profiles.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VSS | Power supply and ground | Core and I/O domain supply pins requiring local decoupling (100 nF + 4.7 µF) near each VDD/VSS pair. |
| NRST | Active-low reset input | Asynchronous reset signal with internal pull-up; accepts external push-button or supervisor IC assertion. |
| BOOT0 | Boot mode selection | High at power-on selects system memory boot loader; used for in-circuit programming via USART. |
| PA0–PA15, PB0–PB15, etc. | General-purpose I/O | Configurable as digital input/output, alternate function (timers, UART, SPI), or analog input - all mappable to 16 EXTI lines. |
| OSC_IN / OSC_OUT | External crystal oscillator interface | Supports 4–16 MHz quartz crystal; requires external load capacitors (typically 12–22 pF) per oscillator spec. |
| VREF+ | Analog reference voltage input | Optional external reference for ADC/DAC; if unconnected, internal 3.3 V reference is used. |
Key Features
| Feature | Design Value |
|---|---|
| Flexible Static Memory Controller (FSMC) | 4 chip-select outputs support parallel interface to NOR/PSRAM/NAND/CF - eliminates need for external address latches in HMI or data logger designs. |
| Serial Wire Debug (SWD) | 2-pin debug interface (SWDIO/SWCLK) replaces JTAG - reduces PCB footprint and simplifies production programming. |
| Temperature Sensor | Integrated calibrated sensor (±1.5 °C accuracy) connected to ADC channel 16 - enables board-level thermal monitoring without external components. |
| CRC Calculation Unit | Hardware-accelerated CRC-32 generator - offloads checksum computation for firmware updates and data integrity verification. |
| 96-bit Unique ID | Factory-programmed serial number - supports secure device authentication, license binding, and traceability in OEM production. |
Applications
| Industrial HMI Panel | Motor Drive Control Board |
|---|---|
|
Use Scenario: Touchscreen-based operator interface with real-time status display, parameter configuration, and alarm logging. IC Role / Device Role / Timing Role: Main application processor managing GUI rendering, serial communication to PLC, and local data storage via FSMC-connected NOR flash. Use Value: 112 GPIO enable direct connection to resistive touch controller and LED indicators; dual DACs generate analog setpoints for analog output modules. |
Use Scenario: Closed-loop control of 3-phase BLDC motor using hall-effect sensors and PWM-driven gate drivers. IC Role / Device Role / Timing Role: Real-time motion controller executing FOC algorithm, generating complementary PWM with dead-time insertion, and sampling current feedback via 12-bit ADC. Use Value: Four 16-bit timers provide synchronized PWM channels with fault protection inputs; 36 MHz CPU ensures sub-10 µs control loop execution. |
| Smart Energy Meter | Programmable Logic Controller (PLC) I/O Module |
|
Use Scenario: DIN-rail mounted meter with metrology IC interface, LCD display, and RS-485 communication to central gateway. IC Role / Device Role / Timing Role: System manager handling metrology data aggregation, LCD refresh, tamper detection, and secure firmware updates. Use Value: Integrated RTC with VBAT backup maintains timekeeping during mains failure; 5 V-tolerant I/O simplifies interface to isolated RS-485 transceivers. |
Use Scenario: Modular digital input/output expansion unit with opto-isolated channels and Modbus RTU over RS-485. IC Role / Device Role / Timing Role: Protocol handler and I/O scheduler managing discrete input scanning, output state updates, and cyclic redundancy checks on Modbus frames. Use Value: 10 communication interfaces allow simultaneous RS-485, CAN (via external transceiver), and USB CDC virtual COM port; 48 KB SRAM buffers multiple Modbus transaction queues. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| STM32F103ZET6 | 512 KB Flash, 64 KB SRAM, same LQFP144 package, enhanced peripherals (USB, CAN) | Required when USB device/host or CAN bus connectivity is needed; higher memory supports larger protocol stacks. | Select for designs needing native USB or CAN; pin-compatible but requires updated BOM and firmware validation. |
| STM32F101VCT6 | LQFP100 package, 256 KB Flash, 48 KB SRAM, 80 GPIO - identical core/peripherals except reduced pin count and memory | Suitable for space-constrained boards where 112 I/O and 384 KB Flash are unnecessary. | Choose for cost-optimized or smaller-form-factor variants; requires PCB redesign due to different package and pin layout. |
Compared with STM32F101ZDT6, STM32F103ZET6 adds USB/CAN and memory headroom for future feature expansion, while STM32F101VCT6 trades pin count and Flash for lower cost and smaller footprint-making it ideal for derivative products with reduced I/O requirements.
Availability
STM32F101ZDT6 is available at Aetrix Electronics and suitable for industrial HMI panels, motor drive control boards, smart energy meters, and PLC I/O modules requiring stable component supply across extended product lifecycles.
Supply support for STM32F101ZDT6 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 specializing in microcontrollers, power management, and sensing technologies for industrial, automotive, and consumer markets.
The STM32F101 series targets cost-sensitive, high-reliability embedded applications requiring rich peripheral integration and long-term supply stability-designed specifically for industrial automation and building control systems.
FAQ
What is the maximum operating temperature for STM32F101ZDT6?
The STM32F101ZDT6 is rated for industrial temperature range: –40 °C to +85 °C ambient. Junction temperature must not exceed 125 °C under continuous operation; thermal design should maintain θJA ≤ 35 °C/W using the exposed pad and adequate copper pour.
Does STM32F101ZDT6 support USB or CAN interfaces?
No. The STM32F101ZDT6 does not integrate USB or CAN controllers. It provides 3×SPI, 2×I²C, and 5×USART for serial communication. For USB or CAN, consider the pin-compatible STM32F103ZET6, which adds full-speed USB 2.0 device and CAN 2.0B controllers.
How is the 384 KB Flash memory organized in this MCU?
Flash is organized into 1 KB and 2 KB pages, with sector-based erase capability. The 384 KB comprises 24 sectors: twelve 2 KB sectors and twelve 4 KB sectors. Bootloader resides in system memory; user application starts at 0x08000000, and option bytes allow read-out protection and write protection per sector.
Can STM32F101ZDT6 operate from a single 3.3 V supply?
Yes. The device operates from 2.0 V to 3.6 V on VDD; a regulated 3.3 V supply meets specifications. All I/Os are 5 V-tolerant when configured as inputs, allowing direct interface with 5 V peripherals without level shifters-critical for legacy industrial system integration.
STM32F101ZDT6 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:
- 384KB (384K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 48K 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:
STM32F101ZDT6 FAQ
1.How can I place an order for STM32F101ZDT6 through Aetrix?
Please submit a Request for Quotation (RFQ) for STM32F101ZDT6 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 STM32F101ZDT6 reliable?
The price and inventory of STM32F101ZDT6 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STM32F101ZDT6 is usually 5 days.
3.What payment methods are accepted for STM32F101ZDT6?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STM32F101ZDT6 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for STM32F101ZDT6?
STM32F101ZDT6 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your STM32F101ZDT6 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 STM32F101ZDT6?
For technical support, including STM32F101ZDT6 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STM32F101ZDT6 requirements.
6.How does Aetrix verify that STM32F101ZDT6 is sourced from the original manufacturer or authorized distributors?
All STM32F101ZDT6 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 STM32F101ZDT6 meets industry standards.
7.What is the process for return or replacement of STM32F101ZDT6?
All STM32F101ZDT6 units undergo pre-shipment inspection (PSI). If there is an issue with STM32F101ZDT6, 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 STM32F101ZDT6 part is unused and in its original packaging.
Return procedure for STM32F101ZDT6:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
STM32F101ZDT6 Tags
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