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ST72321B 데이터시트(PDF) 149 Page - STMicroelectronics

부품명 ST72321B
상세설명  64/44-pin 8-bit MCU with 32 to 60K Flash/ROM, ADC, five timers, SPI, SCI, I2C interface
PDF  187 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
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ST72321B 데이터시트(HTML) 149 Page - STMicroelectronics

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CLOCK CHARACTERISTICS (Cont’d)
12.5.4 RC Oscillators
Figure 76. 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 96
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
fOSC (RCINT)
Internal RC oscillator frequency
See Figure 76
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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