XC2173 : - Divider ratios:1,2,4,8divisions. - Multiplier ratios:5~8 multiplications High freque. XC25BS3 : - Divider ratios:1~2047divisions. - Multiplier ratios:20~2047multiplications High frequency. XC25BS5 : - Divider ratios:1.3~2047divisions. - Multiplier ratios:6~2047multiplications. XC25BS5 : - Divider ratios:1.3~2047divisions. - Multiplier ratios:6~2047multiplications. XC25BS7 : - Output Divider (N):Selectable from divisions from 1 to 256 - Input Divider (M): Selectable from divisions from 1 to 256