参数资料
型号: ST72324K6B3/XXX
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDIP32
封装: 0.400 INCH, SHRINK, PLASTIC, DIP-32
文件页数: 31/157页
文件大小: 1037K
代理商: ST72324K6B3/XXX
ST72324J/K
126/157
CLOCK CHARACTERISTICS (Cont’d)
12.5.5 Clock Security System (CSS)
Note:
1. Data based on simulation results.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
fSFOSC
Safe Oscillator Frequency 1)
2
3
4
MHz
f
CPU
Typical CSS
operating frequency range limits
(versus oscillator range option) 1)
1MHz~2MHz
0.44
3.3
MHz
2MHz~4MHz with PLL off
0.845
7.4
4MHz~8MHz
1.65
30
8MHz~16MHz or
2MHz~4MHz with PLL on
3.2
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