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ST72321AR Scheda tecnica(PDF) 150 Page - STMicroelectronics

Il numero della parte ST72321AR
Spiegazioni elettronici  64/44-PIN 8-BIT MCU WITH 32 TO 60K FLASH/ROM, ADC,FIVE TIMERS, SPI, SCI, I2C INTERFACE
PDF  189 Pages
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Produttore elettronici  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST72321AR Scheda tecnica(HTML) 150 Page - STMicroelectronics

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CLOCK CHARACTERISTICS (Cont’d)
12.5.4 RC Oscillators
Figure 79. Typical fOSC(RCINT) vs TA
Note: To reduce disturbance to the RC oscillator,
it is recommended to place decoupling capacitors
between VDD and VSS as shown in Figure 99
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
fOSC (RCINT)
Internal RC oscillator frequency
See Figure 79
TA=25°C, VDD=5V
23.5
5.6
MHz
3
3.2
3.4
3.6
3.8
4
-45
0
25
70
130
TA(°C)
Vdd = 5V
Vdd = 5.5V



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