STM8S903K3 STMicroelectronics, STM8S903K3 Datasheet - Page 49

• 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
AFR1 option bit
value
0
0
1
1
(1)
Table 16: STM8S903F3 alternate function remapping bits [1:0] for 20-pin packages
Refer to pinout description.
AFR0 option bit
value
0
1
0
1
DocID15590 Rev 6
I/O port
AFR1 and AFR0 remapping options inactive:
Default alternate functions
PC5
PC6
PC7
PA3
PD2
PD2
PC5
PC6
PC7
PC2
PC1
PE5
PA3
PF4
Alternate function mapping
TIM5_CH1
TIM1_CH1
TIM1_CH2
SPI_NSS
TIM5_CH3
TIM5_CH3
TIM5_CH1
TIM1_CH1
TIM1_CH2
—
—
TIM1_CH1N
UART1_TX
UART1_RX
(1)
Option bytes
49/115