STM8S903K3 STMicroelectronics, STM8S903K3 Datasheet - Page 82

• 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

Electrical characteristics
82/115
Symbol
f
t
f
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
SCK
c(SCK)
SCK
c(SCK)
r(SCK)
f(SCK)
su(NSS)
h(NSS)
w(SCKH)
w(SCKL)
su(MI)
su(SI)
h(MI)
h(SI)
a(SO)
dis(SO)
v(SO)
v(MO)
h(SO)
h(MO)
1/
1/
(3)
(3)
(3)
(3) (4)
(3)
(3)
(3)
(3)
(3)
(3) (5)
(3)
(3)
(3)
(3)
Parameter
SPI clock
frequency
f
SPI clock rise and
fall time
NSS setup time
NSS hold time
SCK high and low
time
Data input setup
time
Data input hold
time
Data output
access time
Data output
disable time
Data output valid
time
Data output valid
time
Data output hold
time
Data output hold
time
SCK
1/ t
c(SCK)
Table 45: SPI characteristics
DocID15590 Rev 6
Conditions
Master mode
SPI clock frequency
Capacitive load: C = 30 pF
Slave mode
Slave mode
Master mode
Master mode
Slave mode
Master mode
Slave mode
Slave mode
Slave mode
Slave mode
(after enable edge)
Master mode
(after enable edge)
Slave mode
(after enable edge)
Master mode
(after enable edge)
(1)
Min
t
STM8S903K3 STM8S903F3
MASTER
2 - 15
t
27
11
SCK
4 x
70
10
25
0
0
5
5
7
(2)
(2)
/
Max
t
MASTER
2 +15
t
65
7
SCK
3 x
25
30
8
(2)
(2)
/
Unit
MHz
MHz
ns