STMicroelectronics STM32F038C6 User Manual

DocID026079 Rev 3 77/102
STM32F038x6 Electrical characteristics
79
Figure 27. SPI timing diagram - master mode
1. Measurement points are done at CMOS levels: 0.3 V
DD
and 0.7 V
DD
.
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Table 59. I
2
S characteristics
(1)
Symbol Parameter Conditions Min Max Unit
f
CK
1/t
c(CK)
I
2
S clock frequency
Master mode (data: 16 bits, Audio
frequency = 48 kHz)
1.597 1.601
MHz
Slave mode 0 6.5
t
r(CK)
I
2
S clock rise time
Capacitive load C
L
= 15 pF
-10
ns
t
f(CK)
I
2
S clock fall time - 12
t
w(CKH)
I
2
S clock high time
Master f
PCLK
= 16 MHz, audio
frequency = 48 kHz
306 -
t
w(CKL)
I
2
S clock low time 312 -
t
v(WS)
WS valid time Master mode 2 -
t
h(WS)
WS hold time Master mode 2 -
t
su(WS)
WS setup time Slave mode 7 -
t
h(WS)
WS hold time Slave mode 0 -
DuCy(SCK)
I
2
S slave input clock duty
cycle
Slave mode 25 75 %

STMicroelectronics STM32F038C6 Specifications

General

Brand	STMicroelectronics
Model	STM32F038C6
Category	Microcontrollers
Language	English