74VCX32245GX datasheet(2/7 Pages) FAIRCHILD

部件名	74VCX32245GX

功能描述	Low Voltage 32-Bit Bidirectional Transceiver with 3.6V Tolerant Inputs and Outputs (Preliminary)

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制造商	FAIRCHILD [Fairchild Semiconductor]

网页	http://www.fairchildsemi.com

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2 / 7 page

Preliminary

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2

Connection Diagram

(Top Thru View)

Truth Tables

H

= HIGH Voltage Level

L

= LOW Voltage Level

X

= Immaterial (HIGH or LOW, inputs and I/O’s may not float)

Z

= High Impedance

Pin Descriptions

FBGA Pin Assignments

Logic Diagram

Inputs

Outputs

OE1

T/R1

L

Bus B0–B7 Data to Bus A0–A7

L

H

Bus A0–A7 Data to Bus B0–B7

H

X

HIGH Z State on A0–A7, B0–B7

Inputs

Outputs

OE2

T/R2

LLBus B8–B15 Data to Bus A8–A15

L

H

Bus A8–A15 Data to Bus B8–B15

H

X

HIGH Z State on A8–A15, B8–B15

Inputs

Outputs

OE3

T/R3

L

Bus B16–B23 Data to Bus A16–A23

L

H

Bus A16–A23 Data to Bus B16–B23

H

X

HIGH Z State on A16–A23, B16–B23

Inputs

Outputs

OE4

T/R4

L

Bus B24–B31 Data to Bus A24–A31

L

H

Bus A24–A31 Data to Bus B24–B31

H

X

HIGH Z State on A24–A31, B24–B31

Pin Names

Description

OEn

Output Enable Input (Active LOW)

T/Rn

Transmit/Receive Input

A0–A31

Side A Inputs or 3-STATE Outputs

B0–B31

Side B Inputs or 3-STATE Outputs

1

234

56

A

B1

B0

T/R1

OE1

A0

A1

B

B3

B2

GND

A2

A3

C

B5

B4

VCC

A4

A5

D

B7

B6

GND

A6

A7

E

B9

B8

GND

A8

A9

F

B11

B10

VCC

A10

A11

G

B13

B12

GND

A12

A13

H

B14

B15

T/R2

OE2

A15

A14

J

B17

B16

T/R3

OE3

A16

A17

K

B19

B18

GND

A18

A19

L

B21

B20

VCC

A20

A21

M

B23

B22

GND

A22

A23

N

B25

B24

GND

A24

A25

P

B27

B26

VCC

A26

A27

R

B29

B28

GND

A28

A29

T

B30

B31

T/R4

OE4

A31

A30

类似零件编号 - 74VCX32245GX

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制造商	部件名	数据表	功能描述
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74VCX32245GX 数据表(PDF) 2 Page - Fairchild Semiconductor

74VCX32245GX 数据表(HTML) 2 Page - Fairchild Semiconductor

类似零件编号 - 74VCX32245GX

类似说明 - 74VCX32245GX

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链接网址

74VCX32245GX 数据表(PDF) 2 Page - Fairchild Semiconductor

74VCX32245GX 数据表(HTML) 2 Page - Fairchild Semiconductor

类似零件编号 - 74VCX32245GX

类似说明 - 74VCX32245GX

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数据表 下载

链接网址

数据表下载