MC9S12DT128 PLL setting

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MC9S12DT128 PLL setting

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guoqiang
Contributor I

Hello everyone,when I use 24M Crystal Oscillator for MC9S12DT128,which value should i choose for REDV and SYNR if I want to  set fbus as 16M,24M,32M,40M,48M,60M.

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RadekS
NXP Employee
NXP Employee

Maximum bus clock for S12DT128 is 25MHz.

In attachment you can find PLL calculator for HCS12 MCUs and PLL filter calculator for HCS12 MCUs.