Datasheet

DocID023353 Rev 7 101/133
STM32F303xB STM32F303xC Electrical characteristics
118
Figure 29. I
2
S master 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.
USB characteristics
Table 63. USB startup time
Symbol Parameter Max Unit
t
STARTUP
(1)
1. Guaranteed by design, not tested in production.
USB transceiver startup time 1 µs
CK output
CPOL = 0
CPOL = 1
t
c(CK)
WS output
SD
receive
SD
transmit
t
w(CKH)
t
w(CKL)
t
su(SD_MR)
t
v(SD_MT)
t
h(SD_MT)
t
h(WS)
t
h(SD_MR)
MSB receive Bitn receive LSB receive
MSB transmit Bitn transmit LSB transmit
ai14884b
t
f(CK)
t
r(CK)
t
v(WS)
LSB receive
(2)
LSB transmit
(2)