AM2431BSDGHIALVR. datasheet(163/282 Pages) TI2

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–

F = 0.5 × CSExtraDelay × GPMC0_FCLK(14) if ((CSWrOffTime - ClkActivationTime) is a multiple of 3)

–

F = (1 + 0.5 × CSExtraDelay) × GPMC0_FCLK(14) if ((CSWrOffTime - ClkActivationTime - 1) is a multiple of 3)

–

F = (2 + 0.5 × CSExtraDelay) × GPMC0_FCLK(14) if ((CSWrOffTime - ClkActivationTime - 2) is a multiple of 3)

(7)

For ADV falling edge (ADV activated):

•

Case GPMCFCLKDIVIDER = 0:

–

G = 0.5 × ADVExtraDelay × GPMC0_FCLK(14)

•

Case GPMCFCLKDIVIDER = 1:

–

G = 0.5 × ADVExtraDelay × GPMC0_FCLK(14) if (ClkActivationTime and ADVOnTime are odd) or (ClkActivationTime and

ADVOnTime are even)

–

G = (1 + 0.5 × ADVExtraDelay) × GPMC0_FCLK(14) otherwise

•

Case GPMCFCLKDIVIDER = 2:

–

G = 0.5 × ADVExtraDelay × GPMC0_FCLK(14) if ((ADVOnTime - ClkActivationTime) is a multiple of 3)

–

G = (1 + 0.5 × ADVExtraDelay) × GPMC0_FCLK(14) if ((ADVOnTime - ClkActivationTime - 1) is a multiple of 3)

–

G = (2 + 0.5 × ADVExtraDelay) × GPMC0_FCLK(14) if ((ADVOnTime - ClkActivationTime - 2) is a multiple of 3)

For ADV rising edge (ADV deactivated) in Reading mode:

•

Case GPMCFCLKDIVIDER = 0:

–

G = 0.5 × ADVExtraDelay × GPMC0_FCLK(14)

•

Case GPMCFCLKDIVIDER = 1:

–

G = 0.5 × ADVExtraDelay × GPMC0_FCLK(14) if (ClkActivationTime and ADVRdOffTime are odd) or (ClkActivationTime and

ADVRdOffTime are even)

–

G = (1 + 0.5 × ADVExtraDelay) × GPMC0_FCLK(14) otherwise

•

Case GPMCFCLKDIVIDER = 2:

–

G = 0.5 × ADVExtraDelay × GPMC0_FCLK(14) if ((ADVRdOffTime - ClkActivationTime) is a multiple of 3)

–

G = (1 + 0.5 × ADVExtraDelay) × GPMC0_FCLK(14) if ((ADVRdOffTime - ClkActivationTime - 1) is a multiple of 3)

–

G = (2 + 0.5 × ADVExtraDelay) × GPMC0_FCLK(14) if ((ADVRdOffTime - ClkActivationTime - 2) is a multiple of 3)

For ADV rising edge (ADV deactivated) in Writing mode:

•

Case GPMCFCLKDIVIDER = 0:

–

G = 0.5 × ADVExtraDelay × GPMC0_FCLK(14)

•

Case GPMCFCLKDIVIDER = 1:

–

G = 0.5 × ADVExtraDelay × GPMC0_FCLK(14) if (ClkActivationTime and ADVWrOffTime are odd) or (ClkActivationTime and

ADVWrOffTime are even)

–

G = (1 + 0.5 × ADVExtraDelay) × GPMC0_FCLK(14) otherwise

•

Case GPMCFCLKDIVIDER = 2:

–

G = 0.5 × ADVExtraDelay × GPMC0_FCLK(14) if ((ADVWrOffTime - ClkActivationTime) is a multiple of 3)

–

G = (1 + 0.5 × ADVExtraDelay) × GPMC0_FCLK(14) if ((ADVWrOffTime - ClkActivationTime - 1) is a multiple of 3)

–

G = (2 + 0.5 × ADVExtraDelay) × GPMC0_FCLK(14) if ((ADVWrOffTime - ClkActivationTime - 2) is a multiple of 3)

(8)

For OE falling edge (OE activated) and IO DIR rising edge (Data Bus input direction):

•

Case GPMCFCLKDIVIDER = 0:

–

H = 0.5 × OEExtraDelay × GPMC0_FCLK(14)

•

Case GPMCFCLKDIVIDER = 1:

–

H = 0.5 × OEExtraDelay × GPMC0_FCLK(14) if (ClkActivationTime and OEOnTime are odd) or (ClkActivationTime and

OEOnTime are even)

–

H = (1 + 0.5 × OEExtraDelay) × GPMC0_FCLK(14) otherwise

•

Case GPMCFCLKDIVIDER = 2:

–

H = 0.5 × OEExtraDelay × GPMC0_FCLK(14) if ((OEOnTime - ClkActivationTime) is a multiple of 3)

–

H = (1 + 0.5 × OEExtraDelay) × GPMC0_FCLK(14) if ((OEOnTime - ClkActivationTime - 1) is a multiple of 3)

–

H = (2 + 0.5 × OEExtraDelay) × GPMC0_FCLK(14) if ((OEOnTime - ClkActivationTime - 2) is a multiple of 3)

For OE rising edge (OE deactivated):

•

Case GPMCFCLKDIVIDER = 0:

–

H = 0.5 × OEExtraDelay × GPMC0_FCLK(14)

•

Case GPMCFCLKDIVIDER = 1:

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AM2434, AM2432, AM2431

SPRSP65J – APRIL 2021 – REVISED JUNE 2026

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