STM8L151XX Datasheet, PDF (1/101 Pages) STMicroelectronics – 8-bit ultralow power MCU, up to 32 KB Flash, 1 KB Data EEPROM RTC, LCD, timers, USART, I2C, SPI, ADC, DAC, comparators

STM8L151xx, STM8L152xx
8-bit ultralow power MCU, up to 32 KB Flash, 1 KB Data EEPROM
RTC, LCD, timers, USART, I2C, SPI, ADC, DAC, comparators
Preliminary data
Features
■ Operating conditions
– Operating power supply range 1.8 V to
3.6 V (down to 1.65 V at power down)
– Temperature range: - 40 °C to 85 or 125 °C
■ Low power features
– 5 low power modes: Wait , Low power run
(5.4 µA), Low power wait (3 µA), Active-halt
with RTC (1 µA), Halt (400 nA)
– Dynamic consumption: 192 µA/MHz
– Ultralow leakage per I/0: 50 nA
– Fast wakeup from Halt: 5 µs
■ Advanced STM8 core
– Harvard architecture and 3-stage pipeline
– Max freq. 16 MHz, 16 CISC MIPS peak
– Up to 40 external interrupt sources
■ Reset and supply management
– Low power, ultrasafe BOR reset with 5
selectable thresholds
– Ultralow power POR/PDR
– Programmable voltage detector (PVD)
■ Clock management
– 1 to 16 MHz crystal oscillator
– 32 kHz crystal oscillator
– Internal 16 MHz factory-trimmed RC
– Internal 38 kHz low consumption RC
– Clock security system
■ Low power RTC
– BCD calendar with alarm interrupt
– Auto-wakeup from Halt w/ periodic interrupt
■ LCD:up to 4x28 segments w/ step-up converter
■ Memories
– Up to 32 KB of Flash program memory and
1 Kbyte of data EEPROM with ECC, RWW
– Flexible write and read protection modes
– Up to 2 Kbytes of RAM
■ DMA
– 4 channels; supported peripherals: ADC,
DAC, SPI, I2C, USART, timers
– 1 channel for memory-to-memory
■ 12-bit DAC with output buffer
LQFP48
VFQFPN48
WFQFPN32
LQFP32
WFQFPN28
■ 12-bit ADC up to 1 Msps/25 channels
– T. sensor and internal reference voltage
■ 2 Ultralow power comparators
– 1 with fixed threshold and 1 rail to rail
– Wakeup capability
■ Timers
– Two 16-bit timers with 2 channels (used as
IC, OC, PWM), quadrature encoder
– One 16-bit advanced control timer with 3
channels, supporting motor control
– One 8-bit timer with 7-bit prescaler
– 2 watchdogs: 1 Window, 1 Independent
– Beeper timer with 1, 2 or 4 kHz frequencies
■ Communication interfaces
– Synchronous serial interface (SPI)
– Fast I2C 400 kHz SMBus and PMBus
– USART (ISO 7816 interface and IrDA)
■ Up to 41 I/Os, all mappable on interrupt vectors
■ Up to 16 capacitive sensing channels with free
firmware
■ Development support
– Fast on-chip programming and non intrusive
debugging with SWIM
– Bootloader using USART
■ 96-bit unique ID
Table 1. Device summary
Reference
Part number
STM8L151xx
(without LCD)
STM8L152xx
(with LCD)
STM8L151C6, STM8L151C4,
STM8L151K6, STM8L151K4,
STM8L151G6, STM8L151G4
STM8L152C6, STM8L152C4,
STM8L152K6, STM8L152K4
September 2009
Doc ID 15962 Rev 2
This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to
change without notice.
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