ST7232AK2-Auto STMicroelectronics, ST7232AK2-Auto Datasheet - Page 176

• Manufacturer Part Number: ST7232AK2-Auto
• Description: 8-bit MCU for automotive, 16 Kbyte Flash, 10-bit ADC, 4 timers, SPI, SCI
• Manufacturer: STMicroelectronics

Specifications of ST7232AK2-Auto

• Hdflash Endurance: 100 cycles, data retention
• Clock Sources: crystal/ceramic resonator oscillators and bypass for external clock
• Four Power Saving Modes: halt, active halt, wait and slow
• Main Clock Controller With: real time base, beep and clock-out capabilities
• Two 16-bit Timers With: 2 input captures, 2 output compares, PWM and pulse generator modes

Electrical characteristics
Figure 78. SPI slave timing diagram with CPHA = 0
1. Measurement points are done at CMOS levels: 0.3 x V
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 79. SPI slave timing diagram with CPHA = 1
1. Measurement points are done at CMOS levels: 0.3 x V
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
alternate function capability released. In this case, the pin status depends of the I/O port configuration.
alternate function capability released. In this case, the pin status depends of the I/O port configuration.
MISO
MOSI
CPHA = 1
CPOL = 0
CPHA = 1
CPOL = 1
MOSI
SS
CPHA = 0
CPOL = 0
CPHA = 0
CPOL = 1
OUTPUT
SS
OUTPUT
INPUT
INPUT
INPUT
INPUT
see note 2
see note 2
t
a(SO)
t
t
a
su(SI)
t
(SO)
su(SS)
t
HZ
su(SS)
t
su(SI)
t
t
w(SCKH)
w(SCKL)
t
t
w(SCKH)
w(SCKL)
MSB OUT
MSB IN
MSB IN
t
t
c(SCK)
h(SI)
MSB OUT
t
t
h(SI)
v(SO)
t
c(SCK)
DD
DD
BIT6 OUT
t
v(SO)
and 0.7 x V
and 0.7 x V
BIT6 OUT
DD
DD
BIT1 IN
.
.
t
h(SO)
BIT1 IN
t
h(SO)
t
t
r(SCK)
f(SCK)
LSB IN
LSB OUT
t
t
r(SCK)
f(SCK)
LSB IN
t
h(SS)
LSB OUT
t
h(SS)
ST7232Axx-Auto
t
dis(SO)
see note 2
see note 2
t
dis(SO)