STM32L496ZGT3 - 80MHz Cortex-M4 1MB MCU | STMicroelectronics
MPN: STM32L496ZGT3 ✓ פעילSTM32L496ZGT3 סקירה
A microcontroller is a programmable semiconductor device that integrates a processor core, memory, and peripherals into one compact component. The STM32L4 series belongs to the Arm Cortex-M4 microcontroller family, combining real-time control capability with energy-saving operating modes. This hierarchy makes the STM32L496ZGT3 suitable for industrial controls, connected equipment, human-interface systems, and compact embedded platforms.
Key features include an operating frequency of up to 80 MHz, a 100 DMIPS processing capability, and a floating-point unit. The device provides up to 1 MB of Flash configured as 1M x 8 and 320 KB of SRAM. Its USB OTG FS interface supports USB-connected data exchange, while integrated audio and digital signal processing resources suit mixed-signal and communication-oriented products.
The STM32L496xx family uses STMicroelectronics FlexPowerControl for low-power operation. Supply operation is specified from 1.71 V to 3.6 V. Shutdown current is 25 nA with five wakeup pins, and VBAT mode consumes 320 nA while supporting the real-time clock and 32 x 32-bit backup registers. Available temperature options span -40 °C to 85 °C, 105 °C, or 125 °C depending on the selected orderable variant.
Typical uses include industrial sensor controllers, USB-connected data loggers, audio-capable embedded equipment, low-power edge devices, and compact human-interface panels. The 144-pin LQFP package provides extensive I/O access compared with smaller microcontroller packages, making it useful where multiple communications, display, control, or analog interfaces are required.
When laying out the board, follow the manufacturer pin and package guidance for the 144-LQFP footprint, place decoupling capacitors close to the appropriate supply pins, and confirm the selected external crystal, USB routing, and low-power peripherals against the datasheet. The large pin count also requires careful fan-out and assembly planning to avoid routing congestion.
This page combines manufacturer specifications, exact-orderable-part identification, sourcing guidance, drop-in comparison points, and practical design considerations. It also highlights the distinction between true pin-compatible alternatives and parts that are only functionally similar, helping engineers make a board-level replacement decision without treating a different package or peripheral arrangement as a drop-in solution.
חלופות תחליף ישיר עבור STM32L496ZGT3 — אותו מארז, תואם פין-לפין. חלקים במארז שונה הדורשים עיבוד מחדש של ה-PCB אינם נכללים.
וריאנטים בסדרה זו
דגמים מאותה סדרה התואמים Drop-in עם STM32L496ZGT3 (אותו גורם צורה וטביעת רגל) — שונים ב Package, Instruction Set, Processor Core, Product Type, Floating-Point Unit.
STM32L496ZGT6
✅ Drop-In ⚠️ מפרטים לא מאומתיםצור קשר לקבלת מחיר
הצג גיליון נתונים ←STM32L496ZGT7
✅ Drop-In ⚠️ מפרטים לא מאומתים📋 חלופה להתייחסות (לא בקטלוג)
STM32L496ZGT6XXX
✅ Drop-In ⚠️ מפרטים לא מאומתים📋 חלופה להתייחסות (לא בקטלוג)
STM32L496ZGJ6
✅ Drop-In ⚠️ מפרטים לא מאומתים📋 חלופה להתייחסות (לא בקטלוג)
STM32L496ZGY6
✅ Drop-In ⚠️ מפרטים לא מאומתים📋 חלופה להתייחסות (לא בקטלוג)
STM32L496ZGT3 דירוגים מרביים ומאפיינים חשמליים
| Product Type | 32-bit ultra-low-power microcontroller |
| Processor Core | Arm Cortex-M4 |
| Instruction Set | 32-bit Arm RISC |
| תדר שעון מקסימלי | 80 MHz |
| Performance | 100 DMIPS |
| Floating-Point Unit | Integrated FPU |
| Flash Memory | 1 MB (1M x 8) |
| SRAM | 320 KB |
| מתח אספקה פעיל | 1.71 V to 3.6 V |
| USB Interface | USB OTG FS |
| Shutdown Mode Current | 25 nA with 5 wakeup pins |
| VBAT Mode Current | 320 nA for RTC and 32 x 32-bit backup registers |
| Temperature Range Options | -40 °C to 85/105/125 °C |
| מארז | 144-LQFP (20 x 20 mm) |
| סוג הרכבה | Surface mount |
| Low-Power Control | FlexPowerControl |
מדריך תצורת פינים של STM32L496ZGT3 144-lqfp (20 x 20 mm)
תצורת פינים עבור STM32L496ZGT3 (מארזת 144-lqfp (20 x 20 mm)). מעגל משולב דיגיטלי זה כולל GPIO, ממשקי תקשורת (UART, SPI, I2C) ופיני מתח. יש לעיין בגיליון הנתונים של היצרן לפונקציות פינים חלופיות ולאפשרויות תצורה. חיוני לתכנון מערכות משובצות ולפריסת PCB.
אין נתוני פריסת פינים מפורטים עבור STM32L496ZGT3.
עיינו ב- גיליון נתונים עבור תצורת פינים מלאה.
יישומים טיפוסיים
STM32L496ZGT3 מתאים עבור 6 יישוםs: Industrial Sensor Controller, USB Data Logger, Low-Power Edge Sensor, Audio-Capable Embedded Control, Human-Machine Interface Panel, Connected Industrial Gateway.
Industrial Sensor Controller
The STM32L496ZGT3 fits industrial sensor nodes that combine several low-speed sensing channels with local computation and communication. Its Cortex-M4 core operates at up to 80 MHz and delivers 100 DMIPS, while 320 KB of SRAM provides useful working space for calibration tables, filtering, and protocol buffers. The 144-LQFP package exposes a broad set of I/O for sensors, actuators, status indicators, and field-bus or serial links. FlexPowerControl supports low-power operation between measurement cycles, while the 1.71 V to 3.6 V supply range accommodates compact industrial power trees. The main design trade-off is the large package footprint compared with a smaller MCU, but it is advantageous when a board needs many peripheral connections and PCB area is available.
מומלץ
USB Data Logger
The STM32L496ZGT3 is well suited to a USB-connected logger because USB OTG FS is integrated and the 80 MHz Cortex-M4 core can process sensor data while maintaining USB service routines. Its 1 MB Flash provides room for firmware, configuration data, and logs, while 320 KB of SRAM supports staging and protocol buffers. The microcontroller can support battery-backed acquisition through its VBAT capability, including the RTC and 32 x 32-bit backup registers. For a robust design, route USB differential lines according to the manufacturer guidance, provide the required clock and power conditioning, and account for the practical thermal limits of a 144-LQFP assembly. USB availability must also be checked against the selected board and firmware configuration.
מומלץ
Low-Power Edge Sensor
The STM32L496ZGT3 supports low-power edge-sensor designs where the controller must wake, acquire data, process it locally, and sleep for most of the operating cycle. The STM32L496xx family's shutdown mode draws 25 nA with five wakeup pins, while VBAT mode draws 320 nA for the RTC and backup registers. The 80 MHz Cortex-M4 core allows local filtering and event classification without waking a higher-power processor. Use shutdown, standby, or stop mode according to the required wakeup latency and retained state, and validate battery life with the actual sensor load and peripheral activity. The broad package is advantageous when the product combines sensing, local controls, and multiple communications interfaces.
מומלץ
Audio-Capable Embedded Control
The STM32L496ZGT3 can serve as the central controller in audio-capable embedded equipment because the STM32L496xx family includes dedicated audio resources and an FPU-equipped Cortex-M4 core operating up to 80 MHz. The FPU supports efficient digital signal calculations, while 320 KB of SRAM can accommodate moderate audio buffers and 1 MB of Flash can hold control firmware and interface code. The 144-pin package also offers extensive pin access for audio, communications, and human-interface functions. Designers must still verify the exact analog and digital audio path, sample-rate requirements, clocking, and peripheral routing. Avoid assuming that every exposed pin supports every audio function; consult the STMicroelectronics alternate-function and pin tables for the selected package.
מומלץ
Human-Machine Interface Panel
The STM32L496ZGT3 is appropriate for a human-machine interface panel that combines display control, keypad or touch input, communications, and local logic. Its large 144-LQFP package provides substantially more I/O than a compact MCU, allowing parallel display devices, status GPIOs, communications transceivers, and memory or sensor expansion to coexist. At 80 MHz and with 320 KB SRAM, it can maintain responsive graphical or control tasks while retaining USB OTG FS for configuration or service connections. A key layout consideration is escape routing from the fine-pitch 144-pin package. Use a stable ground reference for display and interface circuitry, separate sensitive inputs from switching outputs where possible, and validate signal timing and drive capability against the manufacturer electrical characteristics.
מומלץ
Connected Industrial Gateway
The STM32L496ZGT3 can act as a protocol-conversion or edge gateway between sensors and a host system. Its 1 MB Flash supports a larger embedded protocol stack, 320 KB SRAM accommodates multiple communication buffers, and USB OTG FS provides a direct host-facing interface. The extensive 144-pin package allows several UART, SPI, I2C, or other exposed peripheral functions to be assigned without immediately using an external I/O expander. FlexPowerControl is beneficial in supervisory equipment that spends substantial time idle. During PCB planning, maintain short return paths, isolate clock and high-current outputs, and follow the manufacturer layout recommendations for decoupling, USB, and external memory. Firmware should include watchdog, bus-fault recovery, and brownout handling because gateway products often operate in electrically noisy environments.
מומלץ
סיכום מוצרים מומלצים
נתוני עזר הנדסיים עבור STM32L496ZGT3 — השוואה, הנחיות תכנון ומידע על תאימות.
מדריך בחירה
השוואה עם חלופות
| פרמטר | מוצר זה | STM32L496ZGT6 | STM32L496ZGT7 | STM32L496ZGT6XXX | STM32L496ZGJ6 | STM32L496ZGY6 |
|---|---|---|---|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package | 144-LQFP (20 x 20 mm) | 144-LQFP (20 x 20 mm) | 144-LQFP (20 x 20 mm) | 144-LQFP (20 x 20 mm) | 144-LQFP (20 x 20 mm) | 144-LQFP (20 x 20 mm) |
| Processor Core | Arm Cortex-M4 | Arm Cortex-M4 | Arm Cortex-M4 | Arm Cortex-M4 | Arm Cortex-M4 | Arm Cortex-M4 |
| Maximum Clock Frequency | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 80 MHz |
| Flash Memory | 1 MB (1M x 8) | 1 MB (1M x 8) | 1 MB (1M x 8) | 1 MB (1M x 8) | 1 MB (1M x 8) | 1 MB (1M x 8) |
| SRAM | 320 KB | 320 KB | 320 KB | 320 KB | 320 KB | 320 KB |
| Operating Supply Voltage | 1.71 V to 3.6 V | 1.71 V to 3.6 V | 1.71 V to 3.6 V | 1.71 V to 3.6 V | 1.71 V to 3.6 V | 1.71 V to 3.6 V |
| USB Interface | USB OTG FS | USB OTG FS | USB OTG FS | USB OTG FS | USB OTG FS | USB OTG FS |
| Shutdown Mode Current | 25 nA with 5 wakeup pins | 25 nA with 5 wakeup pins | 25 nA with 5 wakeup pins | 25 nA with 5 wakeup pins | 25 nA with 5 wakeup pins | 25 nA with 5 wakeup pins |
| Temperature Qualification | T3 temperature suffix; exact maximum rating requires ordering-table confirmation | T6 temperature suffix; differs from T3 | T7 temperature suffix; differs from T3 | T6-based temperature suffix; differs from T3 | J6 industrial temperature suffix; differs from T3 | Y6 temperature suffix; differs from T3 |
מבדילים עיקריים
- High performance within the STM32L4 low-power family (לעומתSTM32F030C8T6TR)
- Substantially more memory for firmware and working data (לעומתSTM32L073CBT6)
- Broad 144-pin package for extensive interface assignment (לעומתSTM32F030C8T6TR)
- USB and audio integration in one microcontroller (לעומתSTM32L073CBT6)
הערות תכנון
Build the PCB symbol from the STMicroelectronics STM32L496ZG 144-LQFP pin table and place all 144 pads in the manufacturer's counter-clockwise order. Provide short, direct connections for supply and ground, place decoupling capacitors at the associated pins, and preserve the exposed perimeter routing needed for assembly. Check the package drawing for lead length, pad dimensions, and the 20 x 20 mm body before releasing the footprint.
Design the supply around the documented 1.71 V to 3.6 V operating range and include brownout and power-sequencing behavior appropriate to the product. Separate sensitive analog, communication, and digital loads so switching activity does not create local supply disturbance. Verify startup current, peripheral load, regulator headroom, and USB bus-power requirements in the complete system; the low shutdown figures describe specific modes and do not represent active-run consumption.
Route USB and other high-speed interfaces using the manufacturer's reference or layout guidance, including short differential traces, a continuous reference plane, and controlled return paths. Keep clock routing compact and isolate external SMPS, display, and communications circuitry from precision analog inputs. The 144-pin footprint offers abundant I/O but can create congestion, so assign pins before placement and use vias sparingly beneath sensitive nets.
Do not treat another STM32 series as a drop-in substitute merely because it uses Cortex-M, USB, or a similar package family. Confirm the complete pin map, alternate functions, electrical limits, clock requirements, firmware device support, and boot behavior. For temperature-suffix changes, verify that the alternate ordering code meets the product's worst-case ambient requirement and that its package and shipment orientation remain compatible with the assembly process.
מידע על תאימות
No definitive RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals statement was included for the exact orderable MPN. Confirm the current declaration on the STMicroelectronics product page or material-compliance documentation.