STM8S903K3 STMicroelectronics, STM8S903K3 Datasheet - Page 17

• Manufacturer Part Number: STM8S903K3
• Description: 16 MHz STM8S 8-bit MCU, up to 8 Kbytes Flash, 1 Kbyte RAM, 640 bytes EEPROM
• Manufacturer: STMicroelectronics

Specifications of STM8S903K3

• Program Memory: 8 Kbytes Flash; data retention 20 years at 55 °C after 10 kcycles
• Data Memory: 640 bytes true data EEPROM; endurance 300 kcycles
• Ram: 1 Kbytes
• Advanced Control Timer: 16-bit, 4 CAPCOM channels, 3 complementary outputs, dead-time insertion and flexible synchronization

STM8S903K3 STM8S903F3
4.13
4.14
4.14.1
Timer
TIM6
Counter
size
(bits)
8
Analog-to-digital converter (ADC1)
The STM8S003xx products contain a 10-bit successive approximation A/D converter (ADC1)
with up to 5 external multiplexed inputs channels and the following features:
The STM8S903K3 family products contain a 10-bit successive approximation A/D converter
(ADC1) with up to 7 external and 1 internal multiplexed input channels and the following main
features:
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Internal reference voltage
Channel AIN7 is internally connected to the internal reference voltage. This internal reference
is constant and can be used, for example, to monitor V
V
Communication interfaces
The following communication interfaces are implemented:
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UART1
Main features
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DD
Input voltage range: 0 to V
Conversion time: 14 clock cycles
Single and continuous and buffered continuous conversion modes
Buffer size (n x 10 bits) where n = number of input channels
Scan mode for single and continuous conversion of a sequence of channels
Analog watchdog capability with programmable upper and lower thresholds
Internal reference voltage on channel AIN7
Analog watchdog interrupt
External trigger input
Trigger from TIM1 TRGO
End of conversion (EOC) interrupt
UART1: Full feature UART, synchronous mode, SPI master mode, Smartcard mode, IrDA
mode, single wire mode, LIN2.1 master capability
SPI : Full and half-duplex, 8 Mbit/s
I²C: Up to 400 Kbit/s
One Mbit/s full duplex SCI
SPI emulation
and ambient temperature T
Prescaler
Any power of 2
from 1 to 128
Counting
mode
Up
DD
DocID15590 Rev 6
A
.
CAPCOM
channels
0
Complementary
outputs
0
DD
. It is independent of variations in
Ext.
trigger
No
Product overview
Timer
synchronization/
chaining
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