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STM32F072CB Datasheet(PDF) 96 Page - STMicroelectronics

Part # STM32F072CB
Description  Reset and power management
PDF  128 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32F072CB Datasheet(HTML) 96 Page - STMicroelectronics

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Electrical characteristics
STM32F072x8 STM32F072xB
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DocID025004 Rev 5
Figure 32. SPI timing diagram - master mode
1. Measurement points are done at CMOS levels: 0.3 VDD and 0.7 VDD.
Table 69. I2S characteristics(1)
Symbol
Parameter
Conditions
Min
Max
Unit
fCK
1/tc(CK)
I2S clock frequency
Master mode (data: 16 bits, Audio
frequency = 48 kHz)
1.597
1.601
MHz
Slave mode
0
6.5
tr(CK)
I2S clock rise time
Capacitive load CL = 15 pF
-10
ns
tf(CK)
I2S clock fall time
-
12
tw(CKH)
I2S clock high time
Master fPCLK= 16 MHz, audio
frequency = 48 kHz
306
-
tw(CKL)
I2S clock low time
312
-
tv(WS)
WS valid time
Master mode
2
-
th(WS)
WS hold time
Master mode
2
-
tsu(WS)
WS setup time
Slave mode
7
-
th(WS)
WS hold time
Slave mode
0
-
DuCy(SCK)
I2S slave input clock duty
cycle
Slave mode
25
75
%



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