MCF5251CVM140(2007) 查看數據表（PDF） - Freescale Semiconductor

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MCF5251CVM140
(Rev.:2007)

ColdFire® Microprocessor Data Sheet

Freescale Semiconductor 

Package Information and Pinout

Table 16. 225 MAPBGA Pin Assignment (continued)

Name

Drive Type/ Load 1st

Strength (pF) Function

2nd

Function

Pinconfig

Register

Bit

GP

Pin

Reset

Notes

D16

IO / 8 mA

D17

IO / 8 mA

D18

IO / 8 mA

D19

IO / 8 mA

D20

IO / 8 mA

D21

IO / 8 mA

D22

IO / 8 mA

D23

IO / 8 mA

D24

IO / 8 mA

D25

IO / 8 mA

D26

IO / 8 mA

D27

IO / 8 mA

D28

IO / 8 mA

D29

IO / 8 mA

D30

IO / 8 mA

D31

IO / 8 mA

OE

RW

TA/GPIO12

BUFENB1/GPIO29

BUFENB2/GPIO30

IDE_DIOR/GPIO31

IDE_DIOW/GPIO32

IDE_IORDY/GPIO33

O / 4 mA

O / 4 mA

IO / 2 mA

IO / 2 mA

IO / 2 mA

IO / 2 mA

IO / 2 mA

IO / 2 mA

CS0/CS4

CS1/QSPICS3/

GPIO28

O / 4 mA

IO / 2 mA

BCLK/GPIO40

BCLKE/GPIO63

SDLDQM/GPO52

SDUDQM/GPO53

SDWE/GPIO38

SDCS0/GPIO60

SDRAS/GPIO59

SDCAS/GPIO39

IO / 8 mA

IO / 8 mA

O / 8 mA

O / 8 mA

IO / 8 mA

IO / 8 mA

IO / 8 mA

IO / 8 mA

ATA_A0

ATA_A1

ATA_A2

ATA_D0

ATA_D1

O / 2 mA

O / 2 mA

O / 2 mA

IO / 8 mA

IO / 8 mA

Data Bus

40

–

–

–

40

–

–

–

40

–

–

–

40

–

–

–

40

–

–

–

40

–

–

–

40

–

–

–

40

–

–

–

40

–

–

–

40

–

–

–

40

–

–

–

40

–

–

–

40

–

–

–

40

–

–

–

40

–

–

–

40

–

–

–

Bus Control

30

–

–

–

30

–

–

–

30

TA

–

–

30 BUFENB1

–

–

30 BUFENB2

–

–

30 IDE_DIOR

–

–

30 IDE_DIOW

–

–

30 IDE_IORDY

–

–

Chip Selects

30

CS0

CS4

–

30

CS1

QSPICS3

25

SDRAM Controller

15

BCLK

–

–

20

BCLKE

–

–

20 SDLDQM

–

–

20 SDUDQM

–

–

20

SDWE

–

–

20

SDCS0

–

–

20 SDRAS

–

–

20 SDCAS

–

–

ATA Interface

40

–

–

–

40

–

–

–

40

–

–

–

40

–

–

–

40

–

–

–

–

HI_Z

C

1

–

–

HI_Z

E

4

–

–

HI_Z

E

5

–

–

HI_Z

B

1

–

–

HI_Z

C

2

–

–

HI_Z

D

4

–

–

HI_Z

C

3

–

–

HI_Z

B

2

–

–

HI_Z

A

2

–

–

HI_Z

B

3

–

–

HI_Z

A

3

–

–

HI_Z

C

4

–

–

HI_Z

B

4

–

–

HI_Z

D

5

–

–

HI_Z

A

4

–

–

HI_Z

C

5

–

–

–

IO12

IO29

IO30

IO31

IO32

IO33

Negated

R

3

–

H

J

4

–

–

N

5

–

–

P

5

–

–

K

6

–

–

M

5

Controlled

by

CS2

registers

–

P

4

Controlled

by

CS2

registers

–

R

4

–

–

IO28

Negated

J

3

Boot

Mode

Select:1-CS0;

0-CS4

Negated

M

7

–

IO40

–

B

5

–

IO63

–

E

6

–

O52

–

C

6

–

O53

–

A

5

–

IO38

Negated

C

7

–

IO60

Negated

B

6

–

IO59

Negated

A

6

–

IO39

Negated

D

6

–

–

–

A

8

–

–

–

B

7

–

–

–

B

8

–

–

–

B

9

–

–

–

A

9

–

MCF5253 ColdFire Processor Data Sheet: Technical Data, Rev. 2.2

Freescale Semiconductor

19

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