AM3352BZCZD80 参数 Datasheet PDF下载

型号：	AM3352BZCZD80
PDF下载：	下载PDF文件查看货源
内容描述：	的Sitara AM335x ARM Cortex-A8的微处理器（MPU ） [Sitara AM335x ARM Cortex-A8 Microprocessors (MPUs)]
分类和应用：	微控制器和处理器外围集成电路微处理器时钟
文件页数/大小：	236 页 / 2887 K
品牌：	TI [ TEXAS INSTRUMENTS ]

AM3359, AM3358, AM3357

AM3356, AM3354, AM3352

SPRS717F –OCTOBER 2011–REVISED APRIL 2013

www.ti.com

(1) For single read: A = (CSRdOffTime - CSOnTime) * (TimeParaGranularity + 1) * GPMC_FCLK⁽¹⁴⁾

For burst read: A = (CSRdOffTime - CSOnTime + (n - 1) * PageBurstAccessTime) * (TimeParaGranularity + 1) * GPMC_FCLK⁽¹⁴⁾

For burst write: A = (CSWrOffTime - CSOnTime + (n - 1) * PageBurstAccessTime) * (TimeParaGranularity + 1) * GPMC_FCLK⁽¹⁴⁾

With n being the page burst access number.

(2) B = ClkActivationTime * GPMC_FCLK⁽¹⁴⁾

(14)

(3) For single read: C = RdCycleTime * (TimeParaGranularity + 1) * GPMC_FCLK

For burst read: C = (RdCycleTime + (n - 1) * PageBurstAccessTime) * (TimeParaGranularity + 1) * GPMC_FCLK⁽¹⁴⁾

For burst write: C = (WrCycleTime + (n - 1) * PageBurstAccessTime) * (TimeParaGranularity + 1) * GPMC_FCLK⁽¹⁴⁾

With n being the page burst access number.

(4) For single read: D = (RdCycleTime - AccessTime) * (TimeParaGranularity + 1) * GPMC_FCLK⁽¹⁴⁾

For burst read: D = (RdCycleTime - AccessTime) * (TimeParaGranularity + 1) * GPMC_FCLK⁽¹⁴⁾

For burst write: D = (WrCycleTime - AccessTime) * (TimeParaGranularity + 1) * GPMC_FCLK⁽¹⁴⁾

(5) For single read: E = (CSRdOffTime - AccessTime) * (TimeParaGranularity + 1) * GPMC_FCLK⁽¹⁴⁾

For burst read: E = (CSRdOffTime - AccessTime) * (TimeParaGranularity + 1) * GPMC_FCLK⁽¹⁴⁾

For burst write: E = (CSWrOffTime - AccessTime) * (TimeParaGranularity + 1) * GPMC_FCLK⁽¹⁴⁾

(6) For csn falling edge (CS activated):

–

Case GpmcFCLKDivider = 0:

–

F = 0.5 * CSExtraDelay * GPMC_FCLK⁽¹⁴⁾

–

Case GpmcFCLKDivider = 1:

–

F = 0.5 * CSExtraDelay * GPMC_FCLK⁽¹⁴⁾if (ClkActivationTime and CSOnTime are odd) or (ClkActivationTime and CSOnTime

are even)

–

F = (1 + 0.5 * CSExtraDelay) * GPMC_FCLK⁽¹⁴⁾otherwise

–

Case GpmcFCLKDivider = 2:

–

F = 0.5 * CSExtraDelay * GPMC_FCLK⁽¹⁴⁾if ((CSOnTime - ClkActivationTime) is a multiple of 3)

F = (1 + 0.5 * CSExtraDelay) * GPMC_FCLK⁽¹⁴⁾if ((CSOnTime - ClkActivationTime - 1) is a multiple of 3)

F = (2 + 0.5 * CSExtraDelay) * GPMC_FCLK⁽¹⁴⁾if ((CSOnTime - ClkActivationTime - 2) is a multiple of 3)

(7) For ADV falling edge (ADV activated):

–

Case GpmcFCLKDivider = 0:

–

G = 0.5 * ADVExtraDelay * GPMC_FCLK⁽¹⁴⁾

–

Case GpmcFCLKDivider = 1:

–

G = 0.5 * ADVExtraDelay * GPMC_FCLK⁽¹⁴⁾if (ClkActivationTime and ADVOnTime are odd) or (ClkActivationTime and

ADVOnTime are even)

–

G = (1 + 0.5 * ADVExtraDelay) * GPMC_FCLK⁽¹⁴⁾otherwise

–

Case GpmcFCLKDivider = 2:

–

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

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

G = (2 + 0.5 * ADVExtraDelay) * GPMC_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 * GPMC_FCLK⁽¹⁴⁾

–

Case GpmcFCLKDivider = 1:

–

G = 0.5 * ADVExtraDelay * GPMC_FCLK⁽¹⁴⁾if (ClkActivationTime and ADVRdOffTime are odd) or (ClkActivationTime and

ADVRdOffTime are even)

–

G = (1 + 0.5 * ADVExtraDelay) * GPMC_FCLK⁽¹⁴⁾otherwise

–

Case GpmcFCLKDivider = 2:

–

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

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

G = (2 + 0.5 * ADVExtraDelay) * GPMC_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 * GPMC_FCLK⁽¹⁴⁾

–

Case GpmcFCLKDivider = 1:

–

G = 0.5 * ADVExtraDelay * GPMC_FCLK⁽¹⁴⁾if (ClkActivationTime and ADVWrOffTime are odd) or (ClkActivationTime and

ADVWrOffTime are even)

–

G = (1 + 0.5 * ADVExtraDelay) * GPMC_FCLK⁽¹⁴⁾otherwise

–

Case GpmcFCLKDivider = 2:

–

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

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

G = (2 + 0.5 * ADVExtraDelay) * GPMC_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 * GPMC_FCLK⁽¹⁴⁾

–

Case GpmcFCLKDivider = 1:

–

H = 0.5 * OEExtraDelay * GPMC_FCLK⁽¹⁴⁾if (ClkActivationTime and OEOnTime are odd) or (ClkActivationTime and OEOnTime

are even)

–

H = (1 + 0.5 * OEExtraDelay) * GPMC_FCLK⁽¹⁴⁾otherwise

–

Case GpmcFCLKDivider = 2:

128

Peripheral Information and Timings

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AM3352BZCZD80 参数 Datasheet PDF下载

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