STM8TL52x4 STM8TL53x4
8-bit ultra-low-power touch sensing microcontroller with
16 Kbyte Flash, ProxSense™, timers, USART, SPI, I2C
Datasheet - production data
Features
Operating conditions
– Operating power supply: 1.65 V to 3.6 V
– Temperature range: –40 °C to 85 °C
5&1&0.ꢀꢁ
ꢂXꢂ MM
5&1&0.ꢃꢁ
ꢀXꢀ MM
433/0ꢃꢄ
Low power features
I/Os
– 4 low power modes: Wait, Active-halt with
AWU (1 µA), Active-halt with ProxSense™
(10 µA with scan every 200 ms),
Halt (0.4 µA)
– Up to 23 with 22 mappable on external
interrupt vectors
– I/Os with programmable input pull-ups, high
sink/source capability
– Dynamic power consumption: 150 µA/MHz
– Fast wakeup from Halt mode: 4.7 µs
– Ultra-low leakage per I/O: 50 nA
ProxSense™ patented acquisition technology
with up to 300 touch sensing channels (20
receiver/transmitter channels and 15
transmitter channels) supporting projected
capacitive acquisition method suitable for
proximity detection.
Advanced STM8 Core
– Harvard architecture with 3-stage pipeline
– Max freq.16 MHz,16 CISC MIPS peak
Memories
Timers
– Up to 16 Kbyte of Flash program including
up to 2 Kbyte of data EEPROM
– Two 16-bit general purpose timers (TIM2
and TIM3) with up and down counter and
two channels (used as IC, OC, PWM)
– Error correction code (ECC)
– Flexible write and read protection modes
– In-application and in-circuit programming
– Data EEPROM capability
– One 8-bit timer (TIM4) with 7-bit prescaler
– Independent watchdog
– Window watchdog
– 4 Kbyte of static RAM
– Auto-wakeup unit
– Beeper timer with 1, 2 or 4 kHz frequencies
Clock management
– Internal 16 MHz factory-trimmed RC
Communication interfaces
– Internal 38 kHz low consumption RC
driving both the IWDG and the AWU
– SPI synchronous serial interface
2
– Fast I C Multimaster/slave 400 kHz
Reset and supply management
– USART with fractional baud rate generator
– Ultra-low-power, ultra safe power-on reset/
power-down reset
Development support
– Hardware single wire interface module
(SWIM)
Interrupt management
– Nested interrupt controller with software
priority control
– In-circuit emulation (ICE)
Table 1. Device summary
– Up to 22 external interrupt sources
Reference
Part number
STM8TL52x4
STM8TL53x4
STM8TL52F4, STM8TL52G4
STM8TL53C4, STM8TL53F4, STM8TL53G4
July 2015
DocID022344 Rev 7
1/84
This is information on a product in full production.
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