STM8L152C6T6 - 8-bit Ultra-Low-Power MCU 32KB Flash | STMicroelectronics
MPN: STM8L152C6T6 ✓ פעילSTM8L152C6T6 סקירה
An 8-bit microcontroller is a single-chip computer with an 8-bit data bus, executing instructions on 8-bit words. It typically integrates a CPU, memory (Flash, RAM, EEPROM), and peripherals (timers, communication interfaces, ADC) on a single die. In the system hierarchy, an 8-bit MCU sits below 16-bit and 32-bit MCUs in processing power but excels in ultra-low-power operation and cost-effectiveness for simple control tasks. The STM8L152C6T6 belongs to the STM8L ultra-low-power family, which is designed for applications where energy efficiency is paramount, such as portable medical devices, smart meters, and wireless sensor nodes.
Key features of the STM8L152C6T6 include its ultra-low-power modes (Halt, Active-Halt, Wait) with current consumption as low as 0.35 µA in Halt mode, a 16 MHz CPU clock, and a 12-bit ADC with up to 28 channels. The integrated LCD driver supports up to 4x28 segments, enabling direct connection to segment LCDs without external drivers. The device also includes a true data EEPROM with up to 1 KB, allowing non-volatile data storage without external memory. The RTC provides accurate timekeeping with a separate clock domain, and the multiple communication interfaces (USART, I2C, SPI) facilitate connectivity with sensors and other peripherals.
From a technical architecture perspective, the STM8L152C6T6 is built on a Harvard architecture with a 3-stage pipeline, achieving up to 16 MIPS at 16 MHz. The core includes an 8-bit accumulator, 16-bit index registers, and a 16-bit stack pointer, with a rich instruction set optimized for C and assembly programming. The device features a flexible clock system with multiple internal and external oscillator options, including a low-speed internal RC oscillator for low-power operation. The power management unit provides multiple low-power modes and a programmable voltage detector, enabling fine-grained control over energy consumption.
Typical applications for the STM8L152C6T6 include smart meters (electricity, water, gas), portable medical devices (glucose meters, pulse oximeters), remote controls, and battery-powered sensor nodes. Its ultra-low-power consumption and integrated LCD driver make it particularly well-suited for devices that require long battery life and direct LCD display. The device is also used in industrial control and home automation systems where reliability and low power are critical.
When designing with the STM8L152C6T6, engineers should pay attention to the power supply decoupling, placing a 100 nF capacitor close to each VDD pin and a 1 µF capacitor on the main supply. The VDDA pin should be connected to VDD through a ferrite bead to reduce noise for the ADC. Additionally, the LCD driver requires a charge pump capacitor (typically 100 nF) between the VLCD pin and ground, and the RTC requires a 32.768 kHz crystal for accurate timekeeping. Proper layout of the crystal and decoupling capacitors is essential for reliable operation.
חלופות תחליף ישיר עבור STM8L152C6T6 — 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 STM8L152C6T6 (אותו גורם צורה וטביעת רגל) — שונים ב Package, Data EEPROM, Timers, Core, Operating Temperature.
STM8L152C6T6TR
✅ Drop-In📋 חלופה להתייחסות (לא בקטלוג)
STM8L151C6T6
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←S9S08DV32F1VLF
✅ Drop-In ⚠️ מפרטים לא מאומתים📋 חלופה להתייחסות (לא בקטלוג)
SAF-XC886CM-8FFI
✅ Drop-In ⚠️ מפרטים לא מאומתיםצור קשר לקבלת מחיר
הצג גיליון נתונים ←STM8L152C6T6 דירוגים מרביים ומאפיינים חשמליים
| Core | STM8 8-bit CISC |
| תדר שעון מקסימלי | 16 MHz |
| Flash Memory | 32 KB (32K x 8) |
| RAM Size | 2 KB |
| Data EEPROM | 1 KB |
| Supply Voltage Range | 1.8 V to 3.6 V |
| טווח טמפרטורת פעולה | -40°C to +125°C |
| מארז | 48-LQFP (7x7 mm) |
| מספר פינים | 48 |
| ADC Resolution | 12-bit |
| ADC Channels | 28 |
| DAC Resolution | 12-bit |
| LCD Driver | 4x28 segments |
| Communication Interfaces | USART, I2C, SPI |
| Timers | 2x 16-bit, 1x 8-bit |
| Comparators | 2 |
| RTC | Yes |
| Low-Power Modes | Halt, Active-Halt, Wait |
| Halt Mode Current | 0.35 µA (typ) |
| סטטוס RoHS | Compliant |
תצורת פינים של STM8L152C6T6
| פין 1 | PE2 — Port E2 / SPI NSS / Timer input |
| פין 2 | PE3 — Port E3 / SPI SCK / Timer input |
| פין 3 | PE4 — Port E4 / SPI MISO / Timer input |
| פין 4 | PE5 — Port E5 / SPI MOSI / Timer input |
| פין 5 | VSS — Ground |
| פין 6 | VDD — Power supply |
| פין 7 | PD0 — Port D0 / USART RX / Timer input |
| פין 8 | PD1 — Port D1 / USART TX / Timer output |
| פין 9 | PD2 — Port D2 / I2C SCL / Timer input |
| פין 10 | PD3 — Port D3 / I2C SDA / Timer output |
| פין 11 | PD4 — Port D4 / Timer input |
| פין 12 | PD5 — Port D5 / Timer output |
| פין 13 | PD6 — Port D6 / Timer input |
| פין 14 | PD7 — Port D7 / Timer output |
| פין 15 | VSS — Ground |
| פין 16 | VDD — Power supply |
| פין 17 | PC0 — Port C0 / ADC input |
| פין 18 | PC1 — Port C1 / ADC input |
| פין 19 | PC2 — Port C2 / ADC input |
| פין 20 | PC3 — Port C3 / ADC input |
| פין 21 | PC4 — Port C4 / ADC input |
| פין 22 | PC5 — Port C5 / ADC input |
| פין 23 | PC6 — Port C6 / ADC input |
| פין 24 | PC7 — Port C7 / ADC input |
| פין 25 | VSS — Ground |
| פין 26 | VDD — Power supply |
| פין 27 | PB0 — Port B0 / ADC input / Timer input |
| פין 28 | PB1 — Port B1 / ADC input / Timer input |
| פין 29 | PB2 — Port B2 / ADC input / Timer input |
| פין 30 | PB3 — Port B3 / ADC input / Timer input |
| פין 31 | PB4 — Port B4 / ADC input / Timer input |
| פין 32 | PB5 — Port B5 / ADC input / Timer input |
| פין 33 | PB6 — Port B6 / ADC input / Timer input |
| פין 34 | PB7 — Port B7 / ADC input / Timer input |
| פין 35 | VSS — Ground |
| פין 36 | VDD — Power supply |
| פין 37 | PA0 — Port A0 / ADC input / Timer input |
| פין 38 | PA1 — Port A1 / ADC input / Timer input |
| פין 39 | PA2 — Port A2 / ADC input / Timer input |
| פין 40 | PA3 — Port A3 / ADC input / Timer input |
| פין 41 | PA4 — Port A4 / ADC input / Timer input |
| פין 42 | PA5 — Port A5 / ADC input / Timer input |
| פין 43 | PA6 — Port A6 / ADC input / Timer input |
| פין 44 | PA7 — Port A7 / ADC input / Timer input |
| פין 45 | VSS — Ground |
| פין 46 | VDD — Power supply |
| פין 47 | NRST — Reset (active low) |
| פין 48 | PE0 — Port E0 / Timer input |
יישומים טיפוסיים
STM8L152C6T6 מתאים עבור 6 יישוםs: Smart Meters, Portable Medical Devices, Remote Controls, Wireless Sensor Nodes, Home Automation, Industrial Control.
Smart Meters
The STM8L152C6T6 is ideal for smart electricity, water, and gas meters due to its ultra-low-power consumption (0.35 µA Halt mode) and integrated LCD driver. In a typical smart meter, the MCU reads sensor data (e.g., current transformer or flow sensor) via the 12-bit ADC, processes consumption calculations, and displays readings on a segment LCD. The RTC provides accurate time-stamping for tariff switching, and the USART/I2C interfaces enable communication with PLC or RF modules for remote data collection. The wide supply voltage range (1.8V-3.6V) allows direct battery operation, and the low-power modes extend battery life to 10+ years. Designers should ensure proper decoupling on the ADC reference and use the low-power timer for periodic wake-ups to minimize energy consumption.
מומלץ
Portable Medical Devices
The STM8L152C6T6 is well-suited for portable medical devices such as glucose meters, pulse oximeters, and blood pressure monitors. Its ultra-low-power operation ensures long battery life, critical for devices that patients use daily. The integrated LCD driver allows direct display of readings, and the 12-bit ADC can interface with biosensors (e.g., photodiodes, pressure sensors) with sufficient resolution. The device's multiple communication interfaces (USART, I2C, SPI) enable data transfer to a smartphone or PC for further analysis. In a glucose meter, the MCU reads the sensor current, converts it to a glucose concentration, and displays the result on the LCD. The RTC can timestamp measurements, and the EEPROM stores historical data. Designers should use the low-power modes between measurements to conserve battery, and ensure the ADC reference is stable for accurate readings.
מומלץ
Remote Controls
The STM8L152C6T6 is an excellent choice for remote controls (TV, air conditioner, etc.) due to its low power consumption and integrated LCD driver for status display. The MCU scans the keypad matrix, encodes the command, and transmits it via an IR LED or RF module. The ultra-low-power Halt mode (0.35 µA) ensures minimal battery drain when idle, extending battery life to several years. The device's 16 MHz clock provides sufficient processing power for complex remote protocols (e.g., RC5, NEC). The integrated EEPROM can store configuration settings, and the RTC can be used for scheduled operations. Designers should use the low-power timer for periodic key scanning and wake the MCU only when a key is pressed to minimize power consumption.
מומלץ
Wireless Sensor Nodes
The STM8L152C6T6 is ideal for wireless sensor nodes in IoT applications, where energy efficiency is paramount. The MCU can interface with various sensors (temperature, humidity, motion) via I2C or SPI, process the data, and transmit it wirelessly using an external RF module (e.g., SPIRIT1, SX1276). Its ultra-low-power modes allow the node to sleep for extended periods, waking only to take measurements and transmit, thereby extending battery life. The 12-bit ADC provides sufficient resolution for analog sensors, and the comparators can be used for wake-up on threshold crossing. The device's wide supply voltage range (1.8V-3.6V) accommodates battery voltage variations. Designers should implement a duty-cycling strategy to minimize active time and use the RTC for scheduled wake-ups.
מומלץ
Home Automation
The STM8L152C6T6 is suitable for home automation devices such as smart thermostats, lighting controls, and security panels. Its integrated LCD driver allows for a user-friendly display, and the multiple communication interfaces enable connectivity with other smart home devices (e.g., Zigbee, Z-Wave modules). The ultra-low-power consumption ensures that battery-powered devices (e.g., wireless switches, sensors) have long operational life. The MCU can handle control algorithms, user input via keypad, and status display. In a smart thermostat, the MCU reads temperature sensors, compares with the setpoint, and controls the HVAC system via a relay or TRIAC. The RTC provides scheduling capabilities, and the EEPROM stores user preferences. Designers should ensure proper isolation between the MCU and high-voltage control circuits.
מומלץ
Industrial Control
The STM8L152C6T6 can be used in industrial control applications such as motor control, process monitoring, and safety systems. Its robust operating temperature range (-40°C to 125°C) and wide supply voltage range make it suitable for harsh environments. The device's timers and comparators can be used for PWM generation and fault detection, while the ADC monitors analog signals from sensors. The communication interfaces (USART, I2C, SPI) allow connection to industrial networks (e.g., Modbus via RS-485). In a motor control application, the MCU generates PWM signals to drive a motor driver, reads encoder feedback, and implements control algorithms. The EEPROM can store calibration data, and the RTC provides time-stamping for event logs. Designers should implement proper ESD protection and use optocouplers for isolation in industrial environments.
מומלץ
סיכום מוצרים מומלצים
נתוני עזר הנדסיים עבור STM8L152C6T6 — השוואה, הנחיות תכנון ומידע על תאימות.
מדריך בחירה
השוואה עם חלופות
| פרמטר | מוצר זה | STM8L152C6T6TR | STM8L151C6T6 | STM8L152C6U3 | S9S08DV32F1VLF | SAF-XC886CM-8FFI |
|---|---|---|---|---|---|---|
| Package | 48-LQFP (7x7 mm) | 48-LQFP (7x7 mm) - same | 48-LQFP (7x7 mm) - same | 48-UFQFPN (7x7 mm) - different | 48-LQFP (7x7 mm) - same | 48-LQFP (7x7 mm) - same |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | NXP Semiconductors | Infineon |
| Core | STM8 8-bit | STM8 8-bit | STM8 8-bit | STM8 8-bit | S08 8-bit | XC800 8-bit |
| Max Clock Frequency | 16 MHz | 16 MHz | 16 MHz | 16 MHz | 20 MHz | 24 MHz |
| Flash Memory | 32 KB | 32 KB | 32 KB | 32 KB | 32 KB | 32 KB |
| RAM Size | 2 KB | 2 KB | 2 KB | 2 KB | 2 KB | 1.5 KB |
| Data EEPROM | 1 KB | 1 KB | 1 KB | 1 KB | None (Flash emulation) | None (Flash emulation) |
| LCD Driver | Yes (4x28 segments) | Yes (4x28 segments) | No | Yes (4x28 segments) | No | No |
| ADC Resolution | 12-bit | 12-bit | 12-bit | 12-bit | 12-bit | 10-bit |
| Supply Voltage Range | 1.8V to 3.6V | 1.8V to 3.6V | 1.8V to 3.6V | 1.8V to 3.6V | 1.8V to 3.6V | 2.5V to 5.5V |
מבדילים עיקריים
- Integrated LCD driver (לעומתSTM8L151C6T6)
- Ultra-low-power Halt mode (לעומתS9S08DV32F1VLF)
- True data EEPROM (לעומתSAF-XC886CM-8FFI)
הערות תכנון
For ultra-low-power operation, use the Halt mode (0.35 µA) and wake up periodically using the RTC or low-power timer. Ensure all unused GPIOs are configured as analog inputs or outputs to avoid floating inputs that increase leakage current. Use the low-power run mode for active processing at reduced clock speeds to minimize dynamic power consumption.
Place a 100 nF decoupling capacitor close to each VDD pin and a 1 µF capacitor on the main supply. For the ADC, connect VDDA to VDD through a ferrite bead and add a 100 nF capacitor to VDDA. The LCD driver requires a charge pump capacitor (typically 100 nF) between VLCD and ground. Keep the crystal oscillator traces short and away from high-speed digital signals.
Do not exceed the absolute maximum supply voltage of 4.0V. Ensure the NRST pin is properly pulled up with a 100 kΩ resistor and a 100 nF capacitor to ground for reliable reset. When using the LCD driver, ensure the VLCD voltage is within the specified range (2.5V to 3.6V) to avoid damaging the LCD. For programming, use the SWIM interface with a 1 kΩ series resistor on the SWIM pin.
מידע על תאימות
RoHS compliant per STMicroelectronics product page. Halogen-free per GlobalSpec data. Not AEC-Q100 qualified (not intended for automotive).
