參數(shù)資料
型號: IS89C51-40PQ
廠商: INTEGRATED SILICON SOLUTION INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, FLASH, 40 MHz, MICROCONTROLLER, PQFP44
封裝: PLASTIC, QFP-44
文件頁數(shù): 29/48頁
文件大?。?/td> 371K
代理商: IS89C51-40PQ
IS89C51
Integrated Silicon Solution, Inc. — 1-800-379-4774
35
MC016-1C
11/21/98
ISSI
Figure 23. Oscillator Connections for High Speed (> 24 MHz)
Note:
When the frequency is higher than 24 MHz, please refer to Table 11 for recommended values of C1, C2, and R.
XTAL2
XTAL1
C1
C2
R
Table 11. Recommended Value for C1, C2, R
Frequency Range
3.5 MHz - 24 MHz
30 MHz - 40 MHz
C1
20 pF-30 pF
3 pF-10 pF
C2
20 pF-30 pF
3 pF-10 pF
R
Not Apply
6.2K-10K
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