| 전자부품 데이터시트 검색엔진 |
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PD70F3559 데이터시트(PDF) 27 Page - Renesas Technology Corp |
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PD70F3559 데이터시트(HTML) 27 Page - Renesas Technology Corp |
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27 / 85 page ![]() 27 R01DS0142ED0100 Data Sheet Chapter 4 Clock generators Chapter 4 Clock generators 4.1 CPU clock Table 4-1 CPU clock frequency 4.2 Peripheral clock Table 4-2 Peripheral clock frequency 4.3 Oscillator characteristics 4.3.1 Main oscillator A ceramic or crystal resonator can be connected to the main clock input pins as shown in figure 4-1 “Recommended Main Oscillator Circuit” . Figure 4-1 Recommended Main Oscillator Circuit Caution Values of C1, C2 and Rd and the best setting for MOSCC.AMPSEL[1:0] register depend on the used ceramic or crystal resonator and must be specified in cooperation with ceramic or crystal resonator manufacturer. Parameter Symbol Condition Ratings Unit Min Typ Max CPU clock frequency fCPU PLL based - - 80 MHz SSCG based - - 88.32 MHz Parameter Symbol Condition Ratings Unit Min Typ Max Peripheral clock frequency fPERI - - 48a a) Some peripherals can be operated at 80MHz. Refer to the chapter ‘Clock Selection’ in the UM for details. MHz X1 X2 C 1 C 2 Rd internal external |
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