STM8S105K4U6 STMicroelectronics, STM8S105K4U6 Datasheet - Page 26

• Manufacturer Part Number: STM8S105K4U6
• Description: MCU 8BIT 16K FLASH 32-VFQFPN
• Manufacturer: STMicroelectronics
• Series: STM8Sr

Specifications of STM8S105K4U6

• 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: 25
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 2K 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: 32-VFQFN
• Processor Series: STM8S10x
• Core: STM8
• Data Bus Width: 8 bit
• Data Ram Size: 2 KB
• Interface Type: I2C, SPI, UART
• Maximum Clock Frequency: 16 MHz
• Number Of Programmable I/os: 25
• Number Of Timers: 8
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWSTM8
• Development Tools By Supplier: STICE-SYS001
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 7 Channel
• For Use With: 497-10040 - EVAL KIT STM8S DISCOVERY497-10593 - KIT STARTER FOR STM8S207/8 SER
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Pinout and pin description
26/127
Pin number
LQFP48
9
10
11
12
-
13
14
15
16
17
18
19
20
21
22
23
LQFP44
-
9
10
11
-
12
13
14
15
16
17
18
19
20
21
-
LQFP32/
VFQFPN32/
UFQFPN32
-
-
-
-
8
9
10
-
-
11
12
13
14
15
16
-
SDIP32
-
-
-
-
13
14
15
-
-
16
17
18
19
20
21
-
Pin name
PA3/
TIM2
_CH3
[TIM3
_CH1]
PA4
PA5
PA6
PF4/
AIN12
(1)
V DDA
V SSA
PB7/
AIN7
PB6/
AIN6
PB5/
AIN5
[I
SDA]
PB4/
AIN4
[I
SCL]
PB3/
AIN3
[TIM1_
ETR]
PB2/
AIN2
[TIM1_
CH3N]
PB1/
AIN1
[TIM1_
CH2N]
PB0/
AIN0
[TIM1_
CH1N]
PE7/
AIN8
2
2
C_
C_
Type
I/O
I/O
I/O
I/O
I/O
S
S
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
Input
floating
X
X
X
X
X
X
X
X
X
X
X
X
X
X
DocID14771 Rev 10
wpu
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Ext.
interrupt
X
X
X
X
X
X
X
X
X
X
X
X
X
Output
High
sink
HS
HS
HS
Speed
O1
O3
O3
O3
O1
O1
O1
O1
O1
O1
O1
O1
O1
O1
OD
X
X
X
X
X
X
X
X
X
X
X
X
X
X
PP
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Main function
(after reset)
Port A3
Port A4
Port A5
Port A6
Port F4
Analog power supply
Analog ground
Port B7
Port B6
Port B5
Port B4
Port B3
Port B2
Port B1
Port B0
Port E7
Default alternate
function
Timer 2 -
channel 3
Analog input 12
(2)
Analog input 7
Analog input 6
Analog input 5
Analog input 4
Analog input 3
Analog input 2
Analog input 1
Analog input 0
Analog input 8
STM8S105xx
Alternate
function after
remap
[option bit]
TIM3_ CH1
[AFR1]
I
[AFR6]
I
[AFR6]
TIM1_ ETR
[AFR5]
TIM1_ CH3N
[AFR5]
TIM1_ CH2N
[AFR5]
TIM1_ CH1N
[AFR5]
2
2
C_SDA
C_SCL