STM8L152C6T6 - 8-bit Ultra-Low-Power MCU 32KB Flash | STMicroelectronics
Référence : STM8L152C6T6 ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $3.42 | $3,42 |
| 10 | $3.08 | $30,80 |
| 100 | $2.74 | $274,00 |
| 500 | $2.46 | $1 230,00 |
| 1 000 | $2.19 | $2 190,00 |
STM8L152C6T6 Présentation
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.
Alternatives de remplacement direct pour STM8L152C6T6 — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec STM8L152C6T6 (même facteur de forme et même empreinte) — différant par Core, Operating Temperature, Package, RoHS Status, Data EEPROM.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
STM8L152C6T6TR
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
STM8L151C6T6
✅ Remplacement direct✓ En stock
$2.19 / unité
Voir la fiche technique →S9S08DV32F1VLF
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
SAF-XC886CM-8FFI
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$3.58 / unité
Voir la fiche technique →STM8L152C6T6 Valeurs maximales et caractéristiques électriques
| Core | STM8 8-bit CISC |
| Fréquence d'horloge maximale | 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 |
| Plage de température de fonctionnement | -40°C to +125°C |
| Boîtier | 48-LQFP (7x7 mm) |
| Nombre de broches | 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) |
| Statut RoHS | Compliant |
Configuration des broches de STM8L152C6T6
| Broche 1 | PE2 — Port E2 / SPI NSS / Timer input |
| Broche 2 | PE3 — Port E3 / SPI SCK / Timer input |
| Broche 3 | PE4 — Port E4 / SPI MISO / Timer input |
| Broche 4 | PE5 — Port E5 / SPI MOSI / Timer input |
| Broche 5 | VSS — Ground |
| Broche 6 | VDD — Power supply |
| Broche 7 | PD0 — Port D0 / USART RX / Timer input |
| Broche 8 | PD1 — Port D1 / USART TX / Timer output |
| Broche 9 | PD2 — Port D2 / I2C SCL / Timer input |
| Broche 10 | PD3 — Port D3 / I2C SDA / Timer output |
| Broche 11 | PD4 — Port D4 / Timer input |
| Broche 12 | PD5 — Port D5 / Timer output |
| Broche 13 | PD6 — Port D6 / Timer input |
| Broche 14 | PD7 — Port D7 / Timer output |
| Broche 15 | VSS — Ground |
| Broche 16 | VDD — Power supply |
| Broche 17 | PC0 — Port C0 / ADC input |
| Broche 18 | PC1 — Port C1 / ADC input |
| Broche 19 | PC2 — Port C2 / ADC input |
| Broche 20 | PC3 — Port C3 / ADC input |
| Broche 21 | PC4 — Port C4 / ADC input |
| Broche 22 | PC5 — Port C5 / ADC input |
| Broche 23 | PC6 — Port C6 / ADC input |
| Broche 24 | PC7 — Port C7 / ADC input |
| Broche 25 | VSS — Ground |
| Broche 26 | VDD — Power supply |
| Broche 27 | PB0 — Port B0 / ADC input / Timer input |
| Broche 28 | PB1 — Port B1 / ADC input / Timer input |
| Broche 29 | PB2 — Port B2 / ADC input / Timer input |
| Broche 30 | PB3 — Port B3 / ADC input / Timer input |
| Broche 31 | PB4 — Port B4 / ADC input / Timer input |
| Broche 32 | PB5 — Port B5 / ADC input / Timer input |
| Broche 33 | PB6 — Port B6 / ADC input / Timer input |
| Broche 34 | PB7 — Port B7 / ADC input / Timer input |
| Broche 35 | VSS — Ground |
| Broche 36 | VDD — Power supply |
| Broche 37 | PA0 — Port A0 / ADC input / Timer input |
| Broche 38 | PA1 — Port A1 / ADC input / Timer input |
| Broche 39 | PA2 — Port A2 / ADC input / Timer input |
| Broche 40 | PA3 — Port A3 / ADC input / Timer input |
| Broche 41 | PA4 — Port A4 / ADC input / Timer input |
| Broche 42 | PA5 — Port A5 / ADC input / Timer input |
| Broche 43 | PA6 — Port A6 / ADC input / Timer input |
| Broche 44 | PA7 — Port A7 / ADC input / Timer input |
| Broche 45 | VSS — Ground |
| Broche 46 | VDD — Power supply |
| Broche 47 | NRST — Reset (active low) |
| Broche 48 | PE0 — Port E0 / Timer input |
Applications typiques
STM8L152C6T6 convient pour 6 applications: 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.
Recommandé
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.
Recommandé
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.
Recommandé
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.
Recommandé
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.
Recommandé
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.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour STM8L152C6T6 — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | 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 |
Principaux différenciateurs
- Integrated LCD driver (vs STM8L151C6T6)
- Ultra-low-power Halt mode (vs S9S08DV32F1VLF)
- True data EEPROM (vs SAF-XC886CM-8FFI)
Notes de conception
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.
Informations de conformité
RoHS compliant per STMicroelectronics product page. Halogen-free per GlobalSpec data. Not AEC-Q100 qualified (not intended for automotive).
