STM8S903K3U3 STMicroelectronics, STM8S903K3U3 Datasheet - Page 82

• Manufacturer Part Number: STM8S903K3U3
• Description: IC MCU 8BIT 8KB FLASH 32UFQFPN
• Manufacturer: STMicroelectronics
• Series: STM8Sr

Specifications of STM8S903K3U3

• Featured Product: STM32 Cortex-M3 Companion Products
• 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: 28
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 640 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.95 V ~ 5.5 V
• Data Converters: A/D 7x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: *
• Core: STM8
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Electrical characteristics
10.3.9
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Symbol
t
t
t
t
t
t
t
t
t
t
w(SCLL)
w(SCLH)
su(SDA)
h(SDA)
r(SDA)
r(SCL)
f(SDA)
f(SCL)
h(STA)
su(STA)
Parameter
SCL clock low time
SCL clock high time
SDA setup time
SDA data hold time
SDA and SCL rise time
SDA and SCL fall time
START condition hold time
Repeated START condition setup time
1. Measurement points are made at CMOS levels: 0.3 VDD and 0.7 VDD.
I
2
C interface characteristics
NSS input
CPHA= 0
CPOL=0
CPHA= 0
CPOL=1
CPHA=1
CPOL=0
CPHA=1
CPOL=1
OUTUT
INP UT
MISO
MOSI
High
t su(MI)
Figure 41: SPI timing diagram - master mode
Table 45: I
M SB OUT
DocID15590 Rev 5
t w(SCKH)
t w(SCKL)
MS BIN
t v(MO)
2
t h(MI)
C characteristics
t c(SCK)
Standard mode I
Min
4.7
4.0
250
0
4.0
4.7
(3)
(2)
B I T1 OUT
BI T6 IN
t h(MO)
2
C
Max
1000
300
(2)
STM8S903K3 STM8S903F3
Fast mode I
Min
1.3
0.6
100
0
0.6
0.6
(4)
(2)
LSB OUT
t r(SCK)
t f(SCK)
(1)
LSB IN
Max
900
300
300
2
C
(3)
(2)
(1)
Unit
μs
ns
μs
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