ST72321J7-Auto STMicroelectronics, ST72321J7-Auto Datasheet - Page 201
ST72321J7-Auto
Manufacturer Part Number
ST72321J7-Auto
Description
8-bit MCU for automotive with 48 Kbyte Flash, 10-bit ADC, timers, SPI, SCI and I2C interfaces
Manufacturer
STMicroelectronics
Datasheet
1.ST72321R9-AUTO.pdf
(243 pages)
Specifications of ST72321J7-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
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ST72321xx-Auto
Table 122. EMS test results
19.7.2
Table 123. EMI emissions
1. Data based on characterization results, not tested in production.
Symbol
Symbol Parameter
V
V
S
FESD
FFTB
EMI
Voltage limits to be applied on any I/O pin to
induce a functional disturbance
Fast transient voltage burst limits to be applied
through 100pF on V
functional disturbance
Peak level
EMI (electromagnetic interference)
Based on a simple application running on the product (toggling two LEDs through the I/O
ports), the product is monitored in terms of emission. This emission test is in line with the
norm SAE J 1752/3 which specifies the board and the loading of each pin.
.
conforming to SAE J 1752/3
Parameter
60 Kbyte Flash devices in
DD
V
DD
and V
LQFP64 package
5V, T
Conditions
DD
pins to induce a
A
+25°C,
Doc ID 13829 Rev 1
Flash device:
V
conforms to IEC 1000-4-2
ROM device:
V
conforms to IEC 1000-4-2
V
conforms to IEC 1000-4-4
DD
DD
DD
0.1 MHz to 30 MHz
30 MHz to 130 MHz
130 MHz to 1 GHz
SAE EMI Level
5V, T
5V, T
5V, T
frequency band
Monitored
A
A
A
+25°C, f
+25°C, f
+25°C, f
Conditions
OSC
OSC
OSC
Max vs [f
8/4 MHz
Electrical characteristics
8 MHz,
8 MHz,
8 MHz,
2.5
15
20
0
OSC
16/8 MHz
/f
CPU
20
27
5
3
Level/Class
]
(1)
4B
4A
3B
201/243
dBµV
Unit
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