STM8S103F3

Manufacturer Part NumberSTM8S103F3
DescriptionAccess line, 16 MHz STM8S 8-bit MCU, up to 8 Kbytes Flash, data EEPROM
ManufacturerSTMicroelectronics
STM8S103F3 datasheet
 


Specifications of STM8S103F3

Program Memory8 Kbytes Flash; data retention 20 years at 55 °C after 10 kcyclesData Memory640 bytes true data EEPROM; endurance 300 kcycles
Ram1 KbytesAdvanced Control Timer16-bit, 4 CAPCOM channels, 3 complementary outputs, dead-time insertion and flexible synchronization
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Pinout and pin description
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
indicates an exclusive choice not a duplication of the function).
Table 5: UFQFPN32/LQFP32 pin description
Input
Pin
Pin
Type
no.
name
floating
1
NRST
I/O
(2)
2
PA1/ OSCI
I/O
X
3
PA2/ OSCOUT
I/O
X
4
V SS
S
5
VCAP
S
6
V DD
S
7
PA3/
I/O
X
TIM2_CH3
[SPI_NSS]
8
PF4
I/O
X
9
PB7
I/O
X
10
PB6
I/O
X
2
11
PB5/ I
C_SDA
I/O
X
2
12
PB4/ I
C_SCL
I/O
X
13
PB3/AIN3/
I/O
X
TIM1_ETR
14
PB2/AIN2/
I/O
X
TIM1_CH3N
20/113
STM8S103K3 STM8S103F3 STM8S103F2
Output
Ext.
High
wpu
Speed
OD
(1)
interrupt
sink
X
X
X
O1
X
X
X
O1
X
X
X
HS
O3
X
X
O1
X
X
X
O1
X
X
X
O1
X
(3)
X
O1
T
(3)
X
O1
T
X
X
HS
O3
X
X
X
HS
O3
X
DocID15441 Rev 7
not implemented).
DD
Main
Default
function
alternate
(after reset)
function
PP
Reset
X
Port A1
Resonator/
crystal in
X
Port A2
Resonator/
crystal out
Digital ground
1.8 V regulator capacitor
Digital power supply
X
Port A3
Timer 2
channel 3
X
Port F4
X
Port B7
X
Port B6
2
Port B5
I
C data
2
Port B4
I
C clock
X
Port B3
Analog input 3/
Timer 1
external trigger
X
Port B2
Analog input 2/
Timer 1 -
inverted
channel 3
Alternate
function
after remap
[option bit]
SPI master/
slave select
[AFR1]