ST72324 STMICROELECTRONICS [STMicroelectronics], ST72324 Datasheet - Page 148
ST72324
Manufacturer Part Number
ST72324
Description
5V RANGE 8-BIT MCU WITH 8 TO 32K FLASH, 10-BIT ADC, 4 TIMERS, SPI, SCI INTERFACE
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet
1.ST72324.pdf
(163 pages)
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ST72324
13.2 THERMAL CHARACTERISTICS
Notes:
1. The power dissipation is obtained from the formula P
and P
2. The average chip-junction temperature can be obtained from the formula T
148/163
1
PORT
Symbol
T
R
Jmax
P
is the port power dissipation determined by the user.
thJA
D
Package thermal resistance (junction to ambient)
Power dissipation
Maximum junction temperature
1)
Ratings
D
=P
2)
INT
+P
PORT
TQFP44 10x10
SDIP42 600mil
SDIP32 200mil
TQFP32 7x7
where P
J
= T
INT
A
is the chip internal power (I
+ P
D
x RthJA.
Value
150
500
52
70
55
50
°C/W
DD
Unit
mW
°C
xV
DD
)