MPC885ZP80 datasheet(21/87 Pages) NXP

21 / 87 page

MPC885/MPC880 PowerQUICC Hardware Specifications, Rev. 7

Freescale Semiconductor

Bus Signal Timing

B29h

WE(0:3) negated to D(0:31) High-Z GPCM write

access, TRLX = 1, CSNT = 1, EBDF = 1

(MIN = 0.375

× B1 – 3.30)

38.40

—

31.10

—

17.50

—

13.85

—

B29i

CS negated to D(0:31) High-Z GPCM write

access, TRLX = 1, CSNT = 1, ACS = 10 or

ACS = 11, EBDF = 1 (MIN = 0.375

× B1–3.30)

38.40

—

31.10

—

17.50

—

13.85

—

B30

CS, WE(0:3) negated to A(0:31), BADDR(28:30)

Invalid GPCM read/write access8

(MIN = 0.25

× B1 – 2.00)

5.60

—

4.30

—

1.80

—

1.13

—

B30a

WE(0:3) negated to A(0:31), BADDR(28:30)

Invalid GPCM, write access, TRLX = 0, CSNT = 1,

CS negated to A(0:31) invalid GPCM write access

TRLX = 0, CSNT =1 ACS = 10, or ACS == 11,

EBDF = 0 (MIN = 0.50

× B1 – 2.00)

13.20

—

10.50

—

5.60

—

4.25

—

B30b

WE(0:3) negated to A(0:31) invalid GPCM

BADDR(28:30) invalid GPCM write access,

TRLX = 1, CSNT = 1. CS negated to A(0:31)

invalid GPCM write access TRLX = 1, CSNT = 1,

ACS = 10, or ACS == 11 EBDF = 0

(MIN = 1.50

× B1 – 2.00)

43.50

—

35.50

—

20.70

—

16.75

—

B30c

WE(0:3) negated to A(0:31), BADDR(28:30)

invalid GPCM write access, TRLX = 0, CSNT = 1.

CS negated to A(0:31) invalid GPCM write

access, TRLX = 0, CSNT = 1 ACS = 10,

ACS == 11, EBDF = 1 (MIN = 0.375

× B1–3.00)

8.40

—

6.40

—

2.70

—

1.70

—

B30d

WE(0:3) negated to A(0:31), BADDR(28:30)

invalid GPCM write access TRLX = 1, CSNT =1,

CS negated to A(0:31) invalid GPCM write access

TRLX = 1, CSNT = 1, ACS = 10 or 11, EBDF = 1

38.67

—

31.38

—

17.83

—

14.19

—

B31

CLKOUT falling edge to CS valid, as requested by

control bit CST4 in the corresponding word in the

UPM (MAX = 0.00

× B1 + 6.00)

1.50

6.00

1.50

6.00

1.50

6.00

1.50

6.00

B31a

CLKOUT falling edge to CS valid, as requested by

control bit CST1 in the corresponding word in the

UPM (MAX = 0.25

× B1 + 6.80)

7.60

14.30

6.30

13.00

3.80

10.50

3.13

10.00

B31b

CLKOUT rising edge to CS valid, as requested by

control bit CST2 in the corresponding word in the

UPM (MAX = 0.00

× B1 + 8.00)

1.50

8.00

1.50

8.00

1.50

8.00

1.50

8.00

B31c

CLKOUT rising edge to CS valid, as requested by

control bit CST3 in the corresponding word in the

UPM (MAX = 0.25

× B1 + 6.30)

7.60

13.80

6.30

12.50

3.80

10.00

3.13

9.40

B31d

CLKOUT falling edge to CS valid, as requested by

control bit CST1 in the corresponding word in the

UPM EBDF = 1 (MAX = 0.375

× B1 + 6.6)

13.30 18.00 11.30 16.00

7.60

12.30

4.69

11.30

Table 9. Bus Operation Timings (continued)

Num

Characteristic

33 MHz

40 MHz

66 MHz

80 MHz

Unit

Min

Max

Min

Max

Min

Max

Min

Max

MPC885ZP80 データシート(PDF) 21 Page - NXP Semiconductors

MPC885ZP80 データシート(HTML) 21 Page - NXP Semiconductors

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

データシートダウンロード

リンク URL

MPC885ZP80 データシート(PDF) 21 Page - NXP Semiconductors

MPC885ZP80 データシート(HTML) 21 Page - NXP Semiconductors

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

データシート ダウンロード

リンク URL

データシートダウンロード