STM32L162ZDT6 - 32MHz Cortex-M3 MCU 384KB Flash USB AES | STMicroelectronics
MPN: STM32L162ZDT6 ✓ فعالSTM32L162ZDT6 نمای کلی
What is an ultra-low-power microcontroller? An ultra-low-power microcontroller is a category of embedded MCU optimized to consume the least energy in active and sleep modes. It belongs to the broader taxonomy microcontroller -> embedded processor -> semiconductor device. The STM32L1 family positions itself for battery-powered applications where every microamp counts, including metering, medical portables, IoT sensors and wearable electronics.
Key features include 7 low-power modes, RTC with backup registers, integrated LCD driver up to 8x40, AES-128 hardware accelerator, USB 2.0 full-speed device with on-chip PHY, 12-bit ADC and DAC, multiple comparators, and up to 114 general-purpose I/Os on the 144-LQFP variant. The ARM Cortex-M3 core runs at 32 MHz, providing 1.25 DMIPS/MHz while drawing roughly 230 uA/MHz active, an order of magnitude lower than legacy Cortex-M3 microcontrollers.
The device is built on a 130 nm ultra-low-leakage CMOS process with embedded Flash, and supports 1.8 V to 3.6 V supply operation. The architecture includes a nested vectored interrupt controller, bit-banding, MPU, and JTAG/SWD debug interfaces. Hardware AES-128 accelerates encryption with zero CPU load, while the LCD controller with charge pump drives segment displays directly.
Typical applications include battery-powered medical instruments, wireless sensor nodes, smart metering, industrial control with HMI segment displays, asset tracking, and USB-enabled data loggers. The 384 KB Flash supports rich application firmware with over-the-air upgrade capability and protocol stacks such as USB, BLE through SPI, or LoRaWAN via external transceiver.
When designing with the STM32L162ZDT6, carefully select the appropriate low-power mode (Stop, Standby, Sleep) based on wake-up latency and residual current budget. The USB peripheral requires a 1.5 kohm pull-up and proper PCB stack-up for signal integrity; the AES engine uses 128-bit key only.
This page synthesizes distributor pricing, parametric comparison, and drop-in alternatives not found in the manufacturer datasheet. Engineers should cross-check the latest datasheet revision and errata before committing to a design.
جایگزین‌های drop-in برای STM32L162ZDT6 — همان پکیج، سازگار پین‌به‌پین. قطعات با پکیج متفاوت که نیاز به تغییر PCB دارند مستثنی هستند.
گونه‌ها در این سری
مدل‌های هم‌سری که جایگزین مستقیم هستند برای STM32L162ZDT6 (همان فرم‌فاکتور و فوت‌پرینت) — متفاوت در Package, Flash Memory, Mounting Type, ADC, Communication Interfaces.
STM32L152ZDT6
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←STM32L162VCT6
✅ جایگزین مستقیم ⚠️ مشخصات تأییدنشدهبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←STM32L162ZDT6
✅ جایگزین مستقیم ⚠️ مشخصات تأییدنشدهبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←STM32L162ZET6
✅ جایگزین مستقیم📋 جایگزین مرجع (خارج از کاتالوگ)
STM32L162RDT6
✅ جایگزین مستقیم ⚠️ مشخصات تأییدنشده📋 جایگزین مرجع (خارج از کاتالوگ)
STM32L162ZDT6 حداکثر مقادیر مجاز و مشخصات الکتریکی
| Core | ARM Cortex-M3 32-bit |
| حداکثر فرکانس کلاک | 32 MHz |
| Flash Memory | 384 KB |
| SRAM | 48 KB |
| Supply Voltage Range | 1.65 V to 3.6 V (with BOR), 2.0 V to 3.6 V (USB active) |
| بسته‌بندی | 144-pin LQFP (20x20 mm) |
| دمای کاری | -40C to +85C |
| USB | USB 2.0 full-speed device with on-chip PHY |
| Hardware Crypto | AES-128 hardware accelerator |
| LCD Controller | Up to 8x40 segments with built-in charge pump |
| ADC | 12-bit SAR, multiple channels |
| DAC | 12-bit |
| Comparators | 2 ultra-low-power comparators |
| Timers | Multiple 16-bit/32-bit timers, RTC with backup registers |
| Communication Interfaces | USART, SPI, I2C, USB |
| GPIO Count (144-pin variant) | Approximately 114 |
| وضعیت RoHS | Compliant |
پیکربندی پین STM32L162ZDT6
| پین 1 | PE2/TRACECLK — GPIO PE2 / Trace clock |
| پین 2 | PE3/TRACED0 — GPIO PE3 / Trace data 0 |
| پین 3 | PE4/TRACED1 — GPIO PE4 / Trace data 1 |
| پین 4 | PE5/TRACED2 — GPIO PE5 / Trace data 2 |
| پین 5 | PE6/TRACED3 — GPIO PE6 / Trace data 3 |
| پین 6 | VBAT — RTC backup battery supply |
| پین 7 | PC13/ANTI_TAMP — GPIO PC13 / Anti-tamper |
| پین 8 | PC14/OSC32_IN — GPIO PC14 / 32.768 kHz oscillator in |
| پین 9 | PC15/OSC32_OUT — GPIO PC15 / 32.768 kHz oscillator out |
| پین 10 | OSC_IN — External clock input |
| پین 11 | OSC_OUT — External clock output |
| پین 12 | NRST — Reset (active low) |
| پین 13 | VSSA — Analog ground |
| پین 14 | VREF+ — ADC reference voltage positive |
| پین 15 | VDDA — Analog supply |
| پین 16 | PA0/WKUP — GPIO PA0 / Wakeup |
| پین 17 | PA1 — GPIO PA1 |
| پین 18 | PA2 — GPIO PA2 / USART2_TX |
| پین 19 | PA3 — GPIO PA3 / USART2_RX |
| پین 20 | VSS_4 — Digital ground |
| پین 21 | VDD_4 — Digital supply |
| پین 22 | PA4 — GPIO PA4 / SPI1_NSS |
| پین 23 | PA5 — GPIO PA5 |
| پین 24 | PA6 — GPIO PA6 |
| پین 25 | PA7 — GPIO PA7 |
| پین 26 | PC4 — GPIO PC4 |
| پین 27 | PC5 — GPIO PC5 |
| پین 28 | PB0 — GPIO PB0 |
| پین 29 | PB1 — GPIO PB1 |
| پین 30 | PB2/BOOT1 — GPIO PB2 / Boot mode select |
| پین 31 | PB10 — GPIO PB10 |
| پین 32 | PB11 — GPIO PB11 |
| پین 33 | VSS_1 — Digital ground |
| پین 34 | VDD_1 — Digital supply |
| پین 35 | PB12 — GPIO PB12 / SPI2_NSS |
| پین 36 | PB13 — GPIO PB13 / SPI2_SCK |
| پین 37 | PB14 — GPIO PB14 / SPI2_MISO |
| پین 38 | PB15 — GPIO PB15 / SPI2_MOSI |
| پین 39 | PC6 — GPIO PC6 |
| پین 40 | PC7 — GPIO PC7 |
| پین 41 | PC8 — GPIO PC8 |
| پین 42 | PC9 — GPIO PC9 |
| پین 43 | PA8 — GPIO PA8 |
| پین 44 | PA9 — GPIO PA9 / USART1_TX |
| پین 45 | PA10 — GPIO PA10 / USART1_RX |
| پین 46 | PA11/USB_DM — GPIO PA11 / USB data minus |
| پین 47 | PA12/USB_DP — GPIO PA12 / USB data plus |
| پین 48 | PA13/SWDIO — GPIO PA13 / SWD data |
| پین 49 | VSS_2 — Digital ground |
| پین 50 | VDD_2 — Digital supply |
| پین 51 | PA14/SWCLK — GPIO PA14 / SWD clock |
| پین 52 | PA15 — GPIO PA15 |
| پین 53 | PC10 — GPIO PC10 |
| پین 54 | PC11 — GPIO PC11 |
| پین 55 | PC12 — GPIO PC12 |
| پین 56 | PD0 — GPIO PD0 |
| پین 57 | PD1 — GPIO PD1 |
| پین 58 | PD2 — GPIO PD2 |
| پین 59 | PD3 — GPIO PD3 |
| پین 60 | PD4 — GPIO PD4 |
| پین 61 | PD5 — GPIO PD5 |
| پین 62 | VSS_5 — Digital ground |
| پین 63 | VDD_5 — Digital supply |
| پین 64 | PD6 — GPIO PD6 |
| پین 65 | PD7 — GPIO PD7 |
| پین 66 | PG9 — GPIO PG9 |
| پین 67 | PG10 — GPIO PG10 |
| پین 68 | PG11 — GPIO PG11 |
| پین 69 | PG12 — GPIO PG12 |
| پین 70 | PG13 — GPIO PG13 |
| پین 71 | PG14 — GPIO PG14 |
| پین 72 | VSS_3 — Digital ground |
| پین 73 | VDD_3 — Digital supply |
| پین 74 | PG15 — GPIO PG15 |
| پین 75 | PB3 — GPIO PB3 / SPI1_SCK |
| پین 76 | PB4 — GPIO PB4 / SPI1_MISO |
| پین 77 | PB5 — GPIO PB5 / SPI1_MOSI |
| پین 78 | PB6 — GPIO PB6 / I2C1_SCL |
| پین 79 | PB7 — GPIO PB7 / I2C1_SDA |
| پین 80 | BOOT0 — Boot mode select |
| پین 81 | PB8 — GPIO PB8 / I2C1_SCL |
| پین 82 | PB9 — GPIO PB9 / I2C1_SDA |
| پین 83 | PE0 — GPIO PE0 |
| پین 84 | PE1 — GPIO PE1 |
| پین 85 | VSS_6 — Digital ground |
| پین 86 | VDD_6 — Digital supply |
| پین 87 | PE7 — GPIO PE7 |
| پین 88 | PE8 — GPIO PE8 |
| پین 89 | PE9 — GPIO PE9 |
| پین 90 | PE10 — GPIO PE10 |
| پین 91 | PE11 — GPIO PE11 |
| پین 92 | PE12 — GPIO PE12 |
| پین 93 | PE13 — GPIO PE13 |
| پین 94 | PE14 — GPIO PE14 |
| پین 95 | PE15 — GPIO PE15 |
| پین 96 | PB10 — GPIO PB10 |
| پین 97 | PB11 — GPIO PB11 |
| پین 98 | VSS_7 — Digital ground |
| پین 99 | VDD_7 — Digital supply |
| پین 100 | PB12 — GPIO PB12 |
| پین 101 | PB13 — GPIO PB13 |
| پین 102 | PB14 — GPIO PB14 |
| پین 103 | PB15 — GPIO PB15 |
| پین 104 | PD8 — GPIO PD8 |
| پین 105 | PD9 — GPIO PD9 |
| پین 106 | PD10 — GPIO PD10 |
| پین 107 | PD11 — GPIO PD11 |
| پین 108 | PD12 — GPIO PD12 |
| پین 109 | PD13 — GPIO PD13 |
| پین 110 | VSS_8 — Digital ground |
| پین 111 | VDD_8 — Digital supply |
| پین 112 | PD14 — GPIO PD14 |
| پین 113 | PD15 — GPIO PD15 |
| پین 114 | PG0 — GPIO PG0 |
| پین 115 | PG1 — GPIO PG1 |
| پین 116 | PG2 — GPIO PG2 |
| پین 117 | PG3 — GPIO PG3 |
| پین 118 | PG4 — GPIO PG4 |
| پین 119 | PG5 — GPIO PG5 |
| پین 120 | PG6 — GPIO PG6 |
| پین 121 | PG7 — GPIO PG7 |
| پین 122 | PG8 — GPIO PG8 |
| پین 123 | VSS_9 — Digital ground |
| پین 124 | VDD_9 — Digital supply |
| پین 125 | PF0 — GPIO PF0 |
| پین 126 | PF1 — GPIO PF1 |
| پین 127 | PF2 — GPIO PF2 |
| پین 128 | PF3 — GPIO PF3 |
| پین 129 | PF4 — GPIO PF4 |
| پین 130 | PF5 — GPIO PF5 |
| پین 131 | PF6 — GPIO PF6 |
| پین 132 | PF7 — GPIO PF7 |
| پین 133 | PF8 — GPIO PF8 |
| پین 134 | PF9 — GPIO PF9 |
| پین 135 | PF10 — GPIO PF10 |
| پین 136 | PF11 — GPIO PF11 |
| پین 137 | VSS_10 — Digital ground |
| پین 138 | VDD_10 — Digital supply |
| پین 139 | PF12 — GPIO PF12 |
| پین 140 | PF13 — GPIO PF13 |
| پین 141 | PF14 — GPIO PF14 |
| پین 142 | PF15 — GPIO PF15 |
| پین 143 | PG6 — GPIO PG6 |
| پین 144 | VSS — Digital ground (pad) |
کاربردهای معمول
STM32L162ZDT6 مناسب است برای 6 کاربردs: Battery-Powered Smart Metering, Portable Medical Instruments, Industrial Sensor Hubs with Segment Display, Secure IoT Asset Tracker, USB Data Loggers, Wireless Sensor Nodes (Sub-GHz/ZigBee Bridges).
Battery-Powered Smart Metering
The STM32L162ZDT6 fits smart electricity/gas/water meters where multi-year battery life, secure data logging, and segment LCD are essential. Its 230 uA/MHz active current and 1.7 uA Standby with RTC allow coin-cell operation for 10+ years. The AES-128 hardware accelerator secures consumption telemetry against tampering. The integrated LCD controller with charge pump directly drives a 4x40 segment display for cumulative kWh without extra driver ICs. With USB, firmware upgrades in the field are simple via the meter service port, eliminating returns to factory.
پیشنهادی
Portable Medical Instruments
Portable medical devices such as glucose meters, pulse oximeters, and infusion pumps require low-power operation, secure patient data, and small display HMI. The STM32L162ZDT6's 12-bit ADC samples sensor signals accurately, its AES-128 protects data at rest per HIPAA-style requirements, and the LCD controller drives the segment display with no additional driver. Stop modes with RTC wakeup at 1 uA enable week-long operation on small Li-ion batteries. The USB 2.0 full-speed interface transfers measurement logs to a clinician's PC without special cables.
پیشنهادی
Industrial Sensor Hubs with Segment Display
Industrial sensor hubs aggregate multiple analog and digital signals, display status via segment LCD, and connect via USB to factory networks. The STM32L162ZDT6 provides the 12-bit ADC with multiple channels for thermocouples, RTDs, and 4-20 mA loops. Its LCD controller with built-in charge pump drives operator displays directly, simplifying BOM. The AES-128 secures Modbus/TCP and fieldbus traffic; the RTC with backup registers timestamps events during power loss. Wide -40C to +85C operation handles factory floor environments without derating.
پیشنهادی
Secure IoT Asset Tracker
Battery-powered asset trackers combine GPS, motion sensors, and wireless uplinks; they must stay in service for months while securely logging location trails. The STM32L162ZDT6's AES-128 encrypts GPS coordinates and movement data on-device, while its 7 low-power modes put the device into deep sleep between location pings. Stop-mode current under 1.7 uA with RTC extends battery life; the USB port handles firmware updates and tethered debugging. The 384 KB Flash holds the main firmware plus over-the-air upgrade buffer, eliminating external memory cost.
پیشنهادی
USB Data Loggers
USB data loggers that plug directly into PCs need a built-in USB PHY, internal Flash for buffering, and low sleep current between sessions. The STM32L162ZDT6 integrates USB 2.0 full-speed with on-chip PHY, eliminating external components. Its 384 KB Flash stores weeks of samples; AES-128 protects sensitive logs at rest. Stop with RTC mode keeps the device in low-power state until connected. The USB bus-powered operation also charges a small supercap, enabling brief disconnect-tolerant acquisition.
پیشنهادی
Wireless Sensor Nodes (Sub-GHz/ZigBee Bridges)
Wireless sensor nodes combining the STM32L162ZDT6 with a sub-GHz or 2.4 GHz transceiver benefit from the MCU's low active current and AES-128 for link-layer security. The 32 MHz Cortex-M3 handles MAC layer protocols and encryption; the 48 KB SRAM accommodates packet buffers for sub-GHz protocols. The 384 KB Flash stores ZigBee or proprietary stacks. Stop-mode current under 2 uA with RTC allows multi-year battery life for environmental monitoring and building automation deployments.
پیشنهادی
خلاصه محصولات پیشنهادی
داده‌های مرجع مهندسی برای STM32L162ZDT6 — مقایسه، راهنمای طراحی و اطلاعات انطباق.
راهنمای انتخاب
مقایسه با جایگزین‌ها
| پارامتر | این محصول | STM32L152ZDT6 | STM32L162ZET6 |
|---|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package | LQFP-144 | LQFP-144 - same | LQFP-144 - same |
| Core | ARM Cortex-M3 | ARM Cortex-M3 | ARM Cortex-M3 |
| Max Clock | 32 MHz | 32 MHz | 32 MHz |
| Flash | 384 KB | 384 KB | 384 KB |
| SRAM | 48 KB | 48 KB | 48 KB |
| AES-128 | Yes (hardware) | No | Yes (hardware) |
| USB | USB 2.0 FS device | USB 2.0 FS device | USB 2.0 FS device |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +105C |
تفاوت‌های کلیدی
- Hardware AES-128 accelerator on-chip (در مقابلSTM32L152ZDT6)
- Integrated LCD segment driver with charge pump (در مقابلSTM32L152ZDT6)
- Extended temperature grade option in same package (در مقابلSTM32L162ZET6)
یادداشت‌های طراحی
Estimated: at 32 MHz active the core draws roughly 7.4 mA from 3.3 V (230 uA/MHz x 32 MHz). In Stop mode with RTC active the current falls to about 1.7 uA. Use the PWR->CR register to enter Stop or Standby modes; enable RTC and IWDG wakeup sources as needed. For battery life math, assume 0.1% active duty cycle for typical metering to budget a 600 mAh cell for 5-7 years.
Decouple all VDD pins with 100 nF ceramic capacitors as close to the package as possible. Place one bulk 4.7 uF per pair of VDD/VSS pins. Keep the analog VDDA/VREF+ decoupling isolated from digital VDD noise; consider a ferrite bead between the analog and digital supplies for ADC accuracy below 1 LSB.
Route the USB DP/DM pair with 90 ohm differential impedance and length matching within 150 mil. Place the 1.5 kohm pull-up on D+ close to the MCU with minimal stub. For RTC crystal (32.768 kHz), keep traces short and surrounded by ground guard ring to minimize capacitive loading and frequency drift.
Do not enable USB without a 3.0 V nominal supply (USB transceivers need >= 2.7 V). When using the LCD controller, do not exceed the maximum segment pin loading per pin (typically 8 mA sink). Ensure BOOT0 is pulled to ground for normal boot or to VDD for bootloader mode; floating BOOT0 causes intermittent boot failure.
اطلاعات انطباق
RoHS compliant per ST product page; AES-128 hardware encryption supports secure data-at-rest requirements. AEC-Q100 not applicable - this is a commercial/industrial grade part, not automotive qualified.
