STM8S903F3P6 STMicroelectronics, STM8S903F3P6 Datasheet - Page 20

• Manufacturer Part Number: STM8S903F3P6
• Description: MCU 8BIT 8KB FLASH 20TSSOP
• Manufacturer: STMicroelectronics
• Series: STM8Sr

Specifications of STM8S903F3P6

• Core Processor: STM8
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: I²C, IrDA, LIN, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 14
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 640 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.95 V ~ 5.5 V
• Data Converters: A/D 7x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-TSSOP
• Processor Series: STM8S90x
• Core: STM8
• 3rd Party Development Tools: EWSTM8
• Development Tools By Supplier: STICE-SYS001
• Featured Product: STM32 Cortex-M3 Companion Products
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Pinout and pin description
5.1
20/113
STM8S903K3/F3 TSSOP20/SO20 pinout
1. (HS) high sink capability.
2. (T) true open drain (P-buffer and protection diode to V
3. [ ] alternate function remapping option (if the same alternate function is shown twice, it
[UART1_TX][SPI_NSS]/TIM5_CH3/PA3(HS)
indicates an exclusive choice not a duplication of the function).
TIM5_CH1[UART1_CK]BEEP/PD4(HS)
AIN6/UART1_RX/PD6(HS)
AIN5/UART1_TX/PD5(HS)
Figure 3: STM8S903K3/F3 TSSOP20/SO20 pinout
OSCOUT/PA2
OSCIN/PA1
NRST
VCAP
DocID15590 Rev 5
V DD
V SS
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
PD3(HS)/AIN4/TIM5_CH2/ADC_ETR
PD2(HS)/AIN3[TIM5_CH3]
PD1(HS)/SWIM
PC7(HS)/SPI_MISO[TIM1_CH2]
PC6(HS)/SPI_MOSI[TIM1_CH1]
PC5(HS)/SPI_SCK[TIM5_CH1]
PC4(HS)/TIM1_CH4/CLK_CCO/AIN2/[TIM1_CH2N]
PC3(HS)/TIM1_CH3[TLI][TIM1_CH1N]
PB4(T)/I2C_SCL[ADC_ETR]
PB5(T)/[TIM1_BKIN]I2C_SDA
DD
not implemented).
STM8S903K3 STM8S903F3