STM32F051K4U6 STMicroelectronics, STM32F051K4U6 Datasheet - Page 88

• Manufacturer Part Number: STM32F051K4U6
• Description: ARM Microcontrollers - MCU Entry-Level ARM M0 16kB 2.0V to 3.6V
• Manufacturer: STMicroelectronics

Specifications of STM32F051K4U6

• Product Category: ARM Microcontrollers - MCU
• Rohs: yes
• Core: ARM Cortex M0
• Processor Series: STM32F051xx
• Data Bus Width: 32 bit
• Maximum Clock Frequency: 48 MHz
• Program Memory Size: 16 KB
• Data Ram Size: 8 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 2 V to 3.6 V
• Operating Temperature Range: - 40 C to + 85 C
• Package / Case: UFQFN-48
• Mounting Style: SMD/SMT

STM32F051x
Figure 27. SPI timing diagram - slave mode and CPHA = 1
1. Measurement points are done at CMOS levels: 0.3V
Figure 28. SPI timing diagram - master mode
1. Measurement points are done at CMOS levels: 0.3V
OUT P UT
NSS input
CPHA=1
CPOL=0
CPHA=1
CPOL=1
I NPUT
NSS input
MISO
MOSI
CPHA= 0
CPOL=0
CPHA= 0
CPOL=1
CPHA=1
CPOL=0
CPHA=1
CPOL=1
OUTUT
INP UT
MISO
MOSI
t SU(NSS)
t a(SO)
High
t w(SCKH)
t w(SCKL)
t su(MI)
t su(SI)
M SB OUT
t w(SCKH)
t w(SCKL)
M SB IN
MS BIN
MS B O UT
t v(MO)
t h(MI)
t c(SCK)
t v(SO)
Doc ID 022265 Rev 3
t h(SI)
DD
DD
t c(SCK)
and 0.7V
and 0.7V
(1)
B I T1 OUT
DD
DD
BI T6 IN
.
t h(MO)
.
B I T1 IN
BI T6 OUT
(1)
t h(SO)
t r(SCK)
t f(SCK)
LSB OUT
t h(NSS)
t r(SCK)
t f(SCK)
LSB IN
Electrical characteristics
LSB IN
LSB OUT
t dis(SO)
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