Datasheet

Electrical characteristics STM32F303xB STM32F303xC
100/133 DocID023353 Rev 7
Figure 28. I
2
S slave timing diagram (Philips protocol)
(1)
1. Measurement points are done at 0.5V
DD
and with external C
L
=30 pF.
2. LSB transmit/receive of the previously transmitted byte. No LSB transmit/receive is sent before the first
byte.
t
su(SD_MR)
Data input setup time Master receiver 9
ns
t
su(SD_SR)
Data input setup time Slave receiver 2
t
h(SD_MR)
Data input hold time
Master receiver 0
t
h(SD_SR)
Slave receiver 0
t
v(SD_ST)
Data output valid time
Slave transmitter
(after enable edge)
29
t
h(SD_ST)
Data output hold time
Slave transmitter
(after enable edge)
12
t
v(SD_MT)
Data output valid time
Master transmitter
(after enable edge)
3
t
h(SD_MT)
Data output hold time
Master transmitter
(after enable edge)
2
1. Data based on characterization results, not tested in production.
Table 62. I
2
S characteristics
(1)
(continued)
Symbol Parameter Conditions Min Max Unit
CK Input
CPOL = 0
CPOL = 1
t
c(CK)
WS input
SD
transmit
SD
receive
t
w(CKH)
t
w(CKL)
t
su(WS)
t
v(SD_ST)
t
h(SD_ST)
t
h(WS)
t
su(SD_SR)
t
h(SD_SR)
MSB receive Bitn receive LSB receive
MSB transmit Bitn transmit LSB transmit
ai14881b
LSB receive
(2)
LSB transmit
(2)