HD6417750 Datasheet, PDF (1002/1039 Pages) Renesas Technology Corp – SuperH RISC engine

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Description
0
5'5, RD/:55, and CKIO2 have the same pin states as 5', RD/:5, and
CKIO, respectively
1
5'5, RD/:55, and CKIO2 are in the high-impedance state
Note: CKIO is fed back to PLL2 to coordinate the external clock and internal clock phases.
However, CKIO2 is not fed back.
Rev. 6.0, 07/02, page 950 of 986