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ST72C171 Datenblatt(PDF) 122 Page - STMicroelectronics

Teilenummer ST72C171
Bauteilbeschribung  8-BIT MCU with 8K FLASH, ADC, WDG, SPI, SCI, TIMERS SPGAs Software Programmable Gain Amplifiers, OP-AMP
PDF  152 Pages
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Hersteller  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
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ST72C171 Datenblatt(HTML) 122 Page - STMicroelectronics

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CLOCK CHARACTERISTICS (Cont’d)
9.5.5 Clock Security System (CSS)
Figure 72. Typical Safe Oscillator Frequencies
Note:
1. Data based on characterization results, tested in production between 90KHz and 500KHz.
2. Filtered glitch on the fOSC signal. See functional description in section 4.3 on page 21 for more details.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
fSFOSC
Safe Oscillator Frequency 1)
TA=25°C, VDD=5.0V
250
340
430
kHz
TA=25°C, VDD=3.4V
190
260
330
fGFOSC
Glitch Filtered Frequency 2)
30
MHz
3.2
5.5
VDD [V]
200
250
300
350
400
fosc [kHz]
-40°C
+25°C
+85°C



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