ST7232AK2-Auto STMicroelectronics, ST7232AK2-Auto Datasheet - Page 160

• 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
12.4.3
12.5
12.5.1
160/201
General timings
On-chip peripherals
Table 75.
1. Data based on a differential I
2. Data based on a differential I
3. Data based on a differential I
4. Data based on a differential I
Clock and timing characteristics
Subject to general operating conditions for V
Table 76.
1. Data based on typical application software.
2. Time measured between interrupt event and interrupt vector fetch. ∆t
Symbol
I
I
I
I
Symbol
DD(ADC)
DD(TIM)
DD(SCI)
DD(SPI)
t
c(INST)
t
f
SPI master communication at maximum speed (data sent equal to 55h). This measurement includes the
pad toggling consumption.
SCI data transmit sequence.
conversions.
needed to finish the current instruction execution.
CPU
v(IT)
/4) and timer counter stopped (only TIMD bit set). Data valid for one timer.
16-bit timer supply current
SPI supply current
SCI supply current
ADC supply current when converting
Instruction cycle time
Interrupt reaction time
t
v(IT)
On-chip peripherals
General timings
= ∆t
c(INST)
Parameter
Parameter
+ 10
DD
DD
DD
DD
(2)
(3)
measurement between reset configuration (SPI disabled) and a permanent
measurement between reset configuration (timer counter running at
measurement between SCI low power state (SCID=1) and a permanent
measurement between reset configuration and continuous A/D
(2)
(1)
f
f
CPU
CPU
(4)
= 8MHz
= 8MHz
Conditions
DD
T
, f
A
CPU
= 25°C, f
, and T
CPU
Conditions
c(INST)
A
.
= 4MHz, V
1.25
Min
250
10
is the number of t
2
Typ
375
DD
3
(1)
= 5.0V
ST7232Axx-Auto
CPU
1500
Max
2.75
12
22
cycles
Typ Unit
400
50
Unit
t
t
CPU
CPU
ns
µs
µA