STM8S903K3 STMicroelectronics, STM8S903K3 Datasheet - Page 53

• 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
Symbol
I
I
I
ΣI
(1)
(2)
(3)
cannot be respected, the injection current must be limited externally to the I
injection is induced by V
pads, there is no positive injection current, and the corresponding V
(4)
should be avoided as this significantly reduces the accuracy of the conversion being performed on
another analog input. It is recommended to add a Schottky diode (pin to ground) to standard analog pins
which may potentially inject negative current. Any positive injection current within the limits specified for
I
(5)
of the positive and negative injected currents (instantaneous values). These results are based on
characterization with ΣI
VSS
IO
INJ(PIN)
INJ(PIN)
I
INJ(PIN)
ADC accuracy vs. negative injection current: Injecting negative current on any of the analog input pins
Data based on characterization results, not tested in production.
All power (V
When several inputs are submitted to a current injection, the maximum ΣI
INJ(PIN)
(3) (4)
and ΣI
(3)
must never be exceeded. This is implicitly insured if V
Symbol
T
T
INJ(PIN)
STG
J
DD
) and ground (V
in the I/O port pin characteristics section does not affect the ADC accuracy.
Ratings
Ratings
Total current out of V
Output current sunk by any I/O and control pin
Output current source by any I/Os and control pin
Injected current on NRST pin
Injected current on OSCIN pin
Injected current on any other pin
Total injected current (sum of all I/O and control pins)
INJ(PIN)
Storage temperature range
Maximum junction temperature
IN
>V
DD
maximum current injection on four I/O port pins of the device.
while a negative injection is induced by V
SS
) pins must always be connected to the external supply.
Table 20: Thermal characteristics
DocID15590 Rev 6
SS
ground lines (sink)
(5)
IN
maximum is respected. If V
IN
(2)
maximum must always be respected
IN
<V
INJ(PIN)
(5)
INJ(PIN)
Electrical characteristics
SS
. For true open-drain
-65 to +150
value. A positive
Value
is the absolute sum
Max
150
± 20
- 20
± 4
± 4
± 4
(1)
80
20
IN
maximum
53/115
Unit
Unit
°C