Datasheet

Electrical characteristics STM8S003F3 STM8S003K3
80/103 DS7147 Rev 10
9.3.9 I
2
C interface characteristics
Table 44. I
2
C characteristics
Symbol Parameter
Standard mode I
2
CFast mode I
2
C
(1)
1. f
MASTER
, must be at least 8 MHz to achieve max fast I
2
C speed (400kHz)
Unit
Min
(2)
2.
Data based on standard I
2
C protocol requirement, not tested in production
Max
(2)
Min
(2)
Max
(2)
t
w(SCLL)
SCL clock low time 4.7 - 1.3 -
µs
t
w(SCLH)
SCL clock high time 4.0 - 0.6 -
t
su(SDA)
SDA setup time 250 - 100 -
ns
t
h(SDA)
SDA data hold time 0
(3)
3.
The maximum hold time of the start condition has only to be met if the interface does not stretch the low
time
-0
(4)
4.
The device must internally provide a hold time of at least 300 ns for the SDA signal in order to bridge the
undefined region of the falling edge of SCL
900
(3)
t
r(SDA)
t
r(SCL)
SDA and SCL rise time - 1000 - 300
t
f(SDA)
t
f(SCL)
SDA and SCL fall time - 300 - 300
t
h(STA)
START condition hold time 4.0 - 0.6 -
µs
t
su(STA)
Repeated START condition setup time 4.7 - 0.6 -
t
su(STO)
STOP condition setup time 4.0 - 0.6 - µs
t
w(STO:STA)
STOP to START condition time
(bus free)
4.7 - 1.3 - µs
C
b
Capacitive load for each bus line - 400 - 400 pF
Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.