STM8S903K3 STMicroelectronics, STM8S903K3 Datasheet - Page 16

• 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

Product overview
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Timer
TIM1
TIM5
Counter
size
(bits)
16
16
TIM1 - 16-bit advanced control timer
This is a high-end timer designed for a wide range of control applications. With its
complementary outputs, dead-time control and center-aligned PWM capability, the field of
applications is extended to motor control, lighting and half-bridge driver
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TIM5 - 16-bit general purpose timer
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TIM6 - 8-bit basic timer
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16-bit up, down and up/down autoreload counter with 16-bit prescaler
Four independent capture/compare channels (CAPCOM) configurable as input capture,
output compare, PWM generation (edge and center aligned mode) and single pulse mode
output
Synchronization module to control the timer with external signals or to synchronise with
TIM5 or TIM6
Break input to force the timer outputs into a defined state
Three complementary outputs with adjustable dead time
Encoder mode
Interrupt sources: 3 x input capture/output compare, 1 x overflow/update, 1 x break
16-bit autoreload (AR) up-counter
15-bit prescaler adjustable to fixed power of 2 ratios 1…32768
3 individually configurable capture/compare channels
PWM mode
Interrupt sources: 3 x input capture/output compare, 1 x overflow/update
Synchronization module to control the timer with external signals or to synchronize with
TIM1 or TIM6
8-bit autoreload, adjustable prescaler ratio to any power of 2 from 1 to 128
Clock source: CPU clock
Interrupt source: 1 x overflow/update
Synchronization module to control the timer with external signals or to synchronize with
TIM1 or TIM5.
Prescaler
Any integer from 1
to 65536
Any power of 2
from 1 to 32768
Table 3: TIM timer features
Counting
mode
Up/down
Up
DocID15590 Rev 6
CAPCOM
channels
4
3
Complementary
outputs
3
0
STM8S903K3 STM8S903F3
Ext.
trigger
Yes
No
Timer
synchronization/
chaining
Yes