AM5728 datasheet(249/415 Pages) TI1

249 / 415 page

249

AM5729, AM5728, AM5726

www.ti.com

SPRS953F – DECEMBER 2015 – REVISED MAY 2019

Submit Documentation Feedback

Product Folder Links: AM5729 AM5728 AM5726

Timing Requirements and Switching Characteristics

Case GpmcFCLKDivider = 2:

G = 0.5 * ADVExtraDelay * GPMC_FCLK if ((ADVOnTime – ClkActivationTime) is a multiple of 3)

G = (1 + 0.5 * ADVExtraDelay) * GPMC_FCLK if ((ADVOnTime – ClkActivationTime – 1) is a multiple of 3)

G = (2 + 0.5 * ADVExtraDelay) * GPMC_FCLK 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 * GPMC_FCLK

Case GpmcFCLKDivider = 1:

G = 0.5 * ADVExtraDelay * GPMC_FCLK if (ClkActivationTime and ADVRdOffTime are odd) or (ClkActivationTime and ADVRdOffTime

are even)

G = (1 + 0.5 * ADVExtraDelay) * GPMC_FCLK otherwise

Case GpmcFCLKDivider = 2:

G = 0.5 * ADVExtraDelay * GPMC_FCLK if ((ADVRdOffTime – ClkActivationTime) is a multiple of 3)

G = (1 + 0.5 * ADVExtraDelay) * GPMC_FCLK if ((ADVRdOffTime – ClkActivationTime – 1) is a multiple of 3)

G = (2 + 0.5 * ADVExtraDelay) * GPMC_FCLK if ((ADVRdOffTime – ClkActivationTime – 2) is a multiple of 3)

Case GpmcFCLKDivider = 3:

G = 0.5 * ADVExtraDelay * GPMC_FCLK if ((ADVRdOffTime – ClkActivationTime) is a multiple of 4)

G = (1 + 0.5 * ADVExtraDelay) * GPMC_FCLK if ((ADVRdOffTime – ClkActivationTime – 1) is a multiple of 4)

G = (2 + 0.5 * ADVExtraDelay) * GPMC_FCLK if ((ADVRdOffTime – ClkActivationTime – 2) is a multiple of 4)

G = (3 + 0.5 * ADVExtraDelay) * GPMC_FCLK if ((ADVRdOffTime – ClkActivationTime – 3) is a multiple of 4)

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

Case GpmcFCLKDivider = 0:

G = 0.5 * ADVExtraDelay * GPMC_FCLK

Case GpmcFCLKDivider = 1:

G = 0.5 * ADVExtraDelay * GPMC_FCLK if (ClkActivationTime and ADVWrOffTime are odd) or (ClkActivationTime and ADVWrOffTime

are even)

G = (1 + 0.5 * ADVExtraDelay) * GPMC_FCLK otherwise

Case GpmcFCLKDivider = 2:

G = 0.5 * ADVExtraDelay * GPMC_FCLK if ((ADVWrOffTime – ClkActivationTime) is a multiple of 3)

G = (1 + 0.5 * ADVExtraDelay) * GPMC_FCLK if ((ADVWrOffTime – ClkActivationTime – 1) is a multiple of 3)

G = (2 + 0.5 * ADVExtraDelay) * GPMC_FCLK if ((ADVWrOffTime – ClkActivationTime – 2) is a multiple of 3)

Case GpmcFCLKDivider = 3:

G = 0.5 * ADVExtraDelay * GPMC_FCLK if ((ADVWrOffTime – ClkActivationTime) is a multiple of 4)

G = (1 + 0.5 * ADVExtraDelay) * GPMC_FCLK if ((ADVWrOffTime – ClkActivationTime – 1) is a multiple of 4)

G = (2 + 0.5 * ADVExtraDelay) * GPMC_FCLK if ((ADVWrOffTime – ClkActivationTime – 2) is a multiple of 4)

G = (3 + 0.5 * ADVExtraDelay) * GPMC_FCLK if ((ADVWrOffTime – ClkActivationTime – 3) is a multiple of 4)

(8) For OE falling edge (OE activated):

Case GpmcFCLKDivider = 0:

- H = 0.5 * OEExtraDelay * GPMC_FCLK

Case GpmcFCLKDivider = 1:

- H = 0.5 * OEExtraDelay * GPMC_FCLK if (ClkActivationTime and OEOnTime are odd) or (ClkActivationTime and OEOnTime are even)

- H = (1 + 0.5 * OEExtraDelay) * GPMC_FCLK otherwise

Case GpmcFCLKDivider = 2:

- H = 0.5 * OEExtraDelay * GPMC_FCLK if ((OEOnTime – ClkActivationTime) is a multiple of 3)

- H = (1 + 0.5 * OEExtraDelay) * GPMC_FCLK if ((OEOnTime – ClkActivationTime – 1) is a multiple of 3)

- H = (2 + 0.5 * OEExtraDelay) * GPMC_FCLK if ((OEOnTime – ClkActivationTime – 2) is a multiple of 3)

Case GpmcFCLKDivider = 3:

- H = 0.5 * OEExtraDelay * GPMC_FCLK if ((OEOnTime - ClkActivationTime) is a multiple of 4)

- H = (1 + 0.5 * OEExtraDelay) * GPMC_FCLK if ((OEOnTime - ClkActivationTime - 1) is a multiple of 4)

- H = (2 + 0.5 * OEExtraDelay) * GPMC_FCLK if ((OEOnTime - ClkActivationTime - 2) is a multiple of 4)

- H = (3 + 0.5 * OEExtraDelay)) * GPMC_FCLK if ((OEOnTime - ClkActivationTime - 3) is a multiple of 4)

For OE rising edge (OE deactivated):

Case GpmcFCLKDivider = 0:

- H = 0.5 * OEExtraDelay * GPMC_FCLK

Case GpmcFCLKDivider = 1:

- H = 0.5 * OEExtraDelay * GPMC_FCLK if (ClkActivationTime and OEOffTime are odd) or (ClkActivationTime and OEOffTime are even)

- H = (1 + 0.5 * OEExtraDelay) * GPMC_FCLK otherwise

Case GpmcFCLKDivider = 2:

- H = 0.5 * OEExtraDelay * GPMC_FCLK if ((OEOffTime – ClkActivationTime) is a multiple of 3)

- H = (1 + 0.5 * OEExtraDelay) * GPMC_FCLK if ((OEOffTime – ClkActivationTime – 1) is a multiple of 3)

- H = (2 + 0.5 * OEExtraDelay) * GPMC_FCLK if ((OEOffTime – ClkActivationTime – 2) is a multiple of 3)

Case GpmcFCLKDivider = 3:

- H = 0.5 * OEExtraDelay * GPMC_FCLK if ((OEOffTime – ClkActivationTime) is a multiple of 4)

- H = (1 + 0.5 * OEExtraDelay) * GPMC_FCLK if ((OEOffTime – ClkActivationTime – 1) is a multiple of 4)

- H = (2 + 0.5 * OEExtraDelay) * GPMC_FCLK if ((OEOffTime – ClkActivationTime – 2) is a multiple of 4)

- H = (3 + 0.5 * OEExtraDelay) * GPMC_FCLK if ((OEOffTime – ClkActivationTime – 3) is a multiple of 4)

(9) For WE falling edge (WE activated):

Case GpmcFCLKDivider = 0:

- I = 0.5 * WEExtraDelay * GPMC_FCLK

Case GpmcFCLKDivider = 1:

- I = 0.5 * WEExtraDelay * GPMC_FCLK if (ClkActivationTime and WEOnTime are odd) or (ClkActivationTime and WEOnTime are

even)

AM5728 Datasheet(PDF) 249 Page - Texas Instruments

AM5728 Datasheet(HTML) 249 Page - Texas Instruments

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL