Datasheet

ST72321Rx ST72321ARx ST72321Jx
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12.2.3 Thermal Characteristics
12.3 OPERATING CONDITIONS
12.3.1 General Operating Conditions
Figure 71. f
CPU
Max Versus V
DD
Note: Some temperature ranges are only available with a specific package and memory size. Refer to Or-
dering Information.
Symbol Ratings Value Unit
T
STG
Storage temperature range -65 to +150 °C
T
J
Maximum junction temperature (see Section 13.2 THERMAL CHARACTERISTICS)
Symbol Parameter Conditions Min Max Unit
f
CPU
Internal clock frequency 0 8 MHz
V
DD
Standard voltage range (except Flash
Write/Erase)
3.8 5.5
V
Operating Voltage for Flash Write/Erase V
PP
= 11.4 to 12.6V 4.5 5.5
T
A
Ambient temperature range
3 Suffix Version -40 125 °C
6 Suffix Version -40 85
f
CPU
[MHz]
SUPPLY VOLTAGE [V]
8
4
2
1
0
3.5 4.0 4.5 5.5
FUNCTIONALITY
FUNCTIONALITY
GUARANTEED
IN THIS AREA
NOT GUARANTEED
IN THIS AREA
3.8
6
(UNLESS
OTHERWISE
SPECIFIED
IN THE TABLES
OF PARAMETRIC
DATA)