STM8S105K4 STMicroelectronics, STM8S105K4 Datasheet - Page 92

• Manufacturer Part Number: STM8S105K4
• Description: Access line, 16 MHz STM8S 8-bit MCU, up to 32 Kbytes Flash, integrated EEPROM
• Manufacturer: STMicroelectronics

Specifications of STM8S105K4

• Ram: Up to 2 Kbytes
• Advanced Control Timer: 16-bit, 4 CAPCOM channels, 3 complementary outputs, deadtime insertion and flexible synchronization
• Two Watchdog Timers: Window watchdog and independent watchdog

Electrical characteristics
10.3.9
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SPI serial peripheral interface
Unless otherwise specified, the parameters given in the following table are derived from tests
performed under ambient temperature, f
t
Refer to I/O port characteristics for more details on the input/output alternate function
characteristics (NSS, SCK, MOSI, MISO).
Symbol
MASTER
f
t
t
t
t
t
t
t
t
t
SCK
c(SCK)
r(SCK)
f(SCK)
su(NSS)
h(NSS)
w(SCKH)
w(SCKL)
su(MI)
su(SI)
1
(1)
(optional)
(1)
External
(1)
= 1/f
circuit
(1)
reset
(1)
(1)
MASTER
Parameter
SPI clock
frequency
SPI clock rise
and fall time
NSS setup time
NSS hold time
SCK high and
low time
Data input
setup time
Data input
setup time
.
Figure 40: Recommended reset pin protection
0.1 F
DocID14771 Rev 10
Table 43: SPI characteristics
Conditions
Master mode
Slave mode
Capacitive load: C = 30 pF
Slave mode
Slave mode
Master mode
Master mode
Slave mode
NRST
MASTER
VDD
RPU
frequency and V
Filter
Min
0
0
4 x
t
70
t
15
5
5
DD
MASTER
SCK
supply voltage conditions.
/2 -
Internal reset
Max
8
6
25
t
15
SCK
STM8S105xx
/2 +
STM8
Unit
MHz
ns
ns
ns
ns
ns
ns