DSP56362P datasheet(42/152 Pages) FREESCALE

42 / 152 page

External Memory Expansion Port (Port A)

DSP56362 Technical Data, Rev. 4

3-16

Freescale Semiconductor

112 Previous RD deassertion to data active

(write)4

1.25

× T

C − 4.0

≤ WS ≤ 3]

——

6.4

—

2.25

× T

C − 4.0

≤ WS ≤ 7]

——

14.7

—

3.25

× T

C − 4.0

[WS

≥ 8]

——

23.1

—

113 RD deassertion time

100 MHz:

0.75

× T

C − 4.0

≤ WS ≤ 3]

3.5

—

2.2

—

1.75

× T

C − 4.0

≤ WS ≤ 7]

13.5

—

10.6

—

2.75

× T

C − 4.0

[WS

≥ 8]

23.5

—

18.9

—

114 WR deassertion time

100 MHz:

0.5

× T

C − 4.0

[WS = 1]

1.0

—

0.2

—

TC − 2.0

≤ WS ≤ 3]

6.0

—

6.3

—

2.5

× T

C − 4.0

≤ WS ≤ 7]

21.0

—

16.8

—

3.5

× T

C − 4.0

[WS

≥ 8]

31.0

—

25.2

—

115 Address valid to RD assertion

100 MHz:

0.5

× T

C − 4.0

1.0

—

0.2

—

116 RD assertion pulse width

100 MHz:

(WS + 0.25)

× T

C −4.0

8.5

—

6.4

—

117 RD deassertion to address not valid

100 MHz:

0.25

× T

C − 2.0

≤ WS ≤ 3]

0.5

—

0.1

—

1.25

× T

C − 2.0

≤ WS ≤ 7]

10.5

—

8.4

—

2.25

× T

C − 2.0

[WS

≥ 8]

20.5

—

16.7

—

Table 3-8 SRAM Read and Write Accesses 100 and 120 MHz1 (continued)

No.

Characteristics

Symbol

Expression2

100 MHz

120 MHz

Unit

Min

Max

Min

Max

DSP56362P 数据表(PDF) 42 Page - Freescale Semiconductor, Inc

DSP56362P 数据表(HTML) 42 Page - Freescale Semiconductor, Inc

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

数据表下载

链接网址

DSP56362P 数据表(PDF) 42 Page - Freescale Semiconductor, Inc

DSP56362P 数据表(HTML) 42 Page - Freescale Semiconductor, Inc

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

数据表 下载

链接网址

数据表下载