ST72321AR6-Auto STMicroelectronics, ST72321AR6-Auto Datasheet - Page 212

• Manufacturer Part Number: ST72321AR6-Auto
• Description: 8-bit MCU for automotive with 32 Kbyte Flash, 10-bit ADC, timers, SPI, SCI and I2C interfaces
• Manufacturer: STMicroelectronics

Specifications of ST72321AR6-Auto

• Hdflash Endurance: 100 cycles, data retention 20 years
• Clock Sources: crystal/ceramic resonator oscillators, internal RC oscillator and bypass for external clock
• 4 Power Saving Modes: Halt, Active Halt, Wait and Slow

Electrical characteristics
Figure 93. SPI slave timing diagram with CPHA = 0
1. Measurement points are done at CMOS levels: 0.3xV
2. When no communication is on-going the data output line of the SPI (MOSI in master mode, MISO in slave mode) has its
Figure 94. SPI slave timing diagram with CPHA = 1
1. Measurement points are done at CMOS levels: 0.3xV
2. When no communication is on-going the data output line of the SPI (MOSI in master mode, MISO in slave mode) has its
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MISO
MOSI
MISO
MOSI
alternate function capability released. In this case, the pin status depends on the I/O port configuration.
alternate function capability released. In this case, the pin status depends of the I/O port configuration.
SS
CPHA=1
CPOL=0
CPHA=1
CPOL=1
SS
CPHA=0
CPOL=0
CPHA=0
CPOL=1
OUTPUT
INPUT
OUTPUT
INPUT
INPUT
INPUT
See
note 2
See note 2
t
a(SO)
t
su(SS)
HZ
t
a(SO)
t
su(SS)
t
su(SI)
t
t
w(SCKH)
w(SCKL)
t
su(SI)
t
t
MSB IN
w(SCKH)
w(SCKL)
MSB IN
MSB OUT
MSB OUT
t
t
h(SI)
c(SCK)
t
h(SI)
t
Doc ID 13829 Rev 1
c(SCK)
t
v(SO)
DD
DD
t
v(SO)
and 0.7xV
and 0.7xV
BIT6 OUT
BIT6 OUT
(1)
(1)
DD
DD
.
.
BIT1 IN
BIT1 IN
t
h(SO)
t
h(SO)
t
t
r(SCK)
f(SCK)
t
t
r(SCK)
f(SCK)
LSB IN
LSB IN
LSB OUT
LSB OUT
t
h(SS)
t
h(SS)
ST72321xx-Auto
t
t
dis(SO)
dis(SO)
note 2
note 2
See
See