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SH7708 数据表(PDF) 183 Page - Renesas Technology Corp |
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SH7708 数据表(HTML) 183 Page - Renesas Technology Corp |
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183 / 633 page  165 Table 9.4 Range of Usable Frequencies for Each Clock Operating Mode(SH7708, SH7708S) (cont) Mode FRQCR Register Value PLL1 PLL2 Clock Ratio* 1 (I:B:P) Input Clock/ Crystal Oscillator Frequency Range CKIO Pin Frequency Range 5* 2 H'0102 H'0101 H'0100 OFF OFF OFF OFF OFF OFF 1/2:1/2:1/8 1/2:1/2:1/4 1/2:1/2:1/2 2 MHz to 30 MHz 2 MHz to 30 MHz 2 MHz to 30 MHz 1 MHz to 15 MHz 1 MHz to 15 MHz 1 MHz to 15 MHz H'01d1 H'01d0 H'01d4 H'01d5 H'01d6 ON ( × 2) ON ( × 2) ON ( × 2) ON ( × 2) ON ( × 2) OFF OFF OFF OFF OFF 1:1/2:1/4 1:1/2:1/2 1/2:1/2:1/2 1/2:1/2:1/4 1/2:1/2:1/8 16 MHz to 30 MHz 16 MHz to 30 MHz 16 MHz to 30 MHz 16 MHz to 30 Mhz 16 MHz to 30 MHz 8 MHz to 15 MHz 8 MHz to 15 MHz 8 MHz to 15 MHz 8 MHz to 15 Mhz 8 MHz to 15 MHz H'01e2 H'01e6 H'01ea ON ( × 4) ON ( × 4) ON ( × 4) OFF OFF OFF 2:1/2:1/2 1:1/2:1/2 1/2:1/2:1/2 16 MHz to 30 MHz 16 MHz to 30 MHz 16 MHz to 30 MHz 8 MHz to 15 MHz 8 MHz to 15 MHz 8 MHz to 15 MHz 6* 2 H'0102 H'0101 H'0100 OFF OFF OFF OFF OFF OFF 1/2:1/2:1/8 1/2:1/2:1/4 1/2:1/2:1/2 2 MHz to 20 MHz 2 MHz to 20 MHz 2 MHz to 20 MHz 1 MHz to 10 MHz 1 MHz to 10 MHz 1 MHz to 10 MHz H'01d1 H'01d0 H'01d4 H'01d5 H'01d6 ON ( × 2) ON ( × 2) ON ( × 2) ON ( × 2) ON ( × 2) OFF OFF OFF OFF OFF 1:1/2:1/4 1:1/2:1/2 1/2:1/2:1/2 1/2:1/2:1/4 1/2:1/2:1/8 16 MHz to 20 MHz 16 MHz to 20 MHz 16 MHz to 20 MHz 16 MHz to 20 MHz 16 MHz to 20 MHz 8 MHz to 10 MHz 8 MHz to 10 MHz 8 MHz to 10 MHz 8 MHz to 10 Mhz 8 MHz to 10 MHz H'01e2 H'01e6 H'01ea ON ( × 4) ON ( × 4) ON ( × 4) OFF OFF OFF 2:1/2:1/2 1:1/2:1/2 1/2:1/2:1/2 16 MHz to 20 MHz 16 MHz to 20 MHz 16 MHz to 20 MHz 8 MHz to 10 MHz 8 MHz to 10 MHz 8 MHz to 10 MHz 7 H'0102 H'0101 H'0100 ON ( × 1) ON ( × 1) ON ( × 1) OFF OFF OFF 1:1:1/4 1:1:1/2 1:1:1 8 MHz to 60 MHz 8 MHz to 60 MHz 8 MHz to 30 MHz 8 MHz to 60 MHz 8 MHz to 60 MHz 8 MHz to 30 MHz H'0112 H'0111 H'0115 H'0116 ON ( × 2) ON ( × 2) ON ( × 2) ON ( × 2) OFF OFF OFF OFF 2:1:1/2 2:1:1 1:1:1 1:1:1/2 8 MHz to 30 MHz 8 MHz to 30 MHz 8 MHz to 30 MHz 8 MHz to 30 MHz 8 MHz to 30 MHz 8 MHz to 30 MHz 8 MHz to 30 MHz 8 MHz to 30 MHz H'0122 H'0126 H'012a ON ( × 4) ON ( × 4) ON ( × 4) OFF OFF OFF 4:1:1 2:1:1 1:1:1 8 MHz to 15 MHz 8 MHz to 15 MHz 8 MHz to 15 MHz 8 MHz to 15 MHz 8 MHz to 15 MHz 8 MHz to 15 MHz Notes: 1. Taking input clock as 1. Maximum frequencies: Iø = 60 MHz, Bø = 60 MHz, Pø = 30 MHz. 2. Modes 5 and 6 are available only in the SH7708. |
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