OXU140CM datasheet(14/20 Pages) OXFORD

Part #	OXU140CM

Description	USB On-The-Go Full Speed Host, High Speed Peripheral with Multi-Storage Interface

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Manufacturer	OXFORD [Oxford Semiconductor]

Direct Link	http://www.oxsemi.com

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14

External--Free Release

DS-0038 Jul 06

OXU140CM Data Sheet

Oxford Semiconductor, Inc.

Table 14

lists the BGA pin allocations.

Table 14 OXU140CM 100-Ball BGA Pin Allocations (Sheet 1 of 3)

No.

Pins

Type(1)

Name

Description

Processor Interface (39 pins)

B3, A3, B2, C3,

B1, A2, C1, A1,

C2, D1, D3, D2,

E4, E3, E2, E1

16

MSBCT

D0 - D15

16-bit data bus

G3, F2, G1, G2,

J7, H4, J4, K4,

H5, K5, J5, H6,

J6, G6

14

MSID

A1 - A14

Address bus for direct address space

F3

1

MSIU

/WR

Write strobe

F1

1

MSIU

/RD

Read strobe

K6

1

MSIU

/CS

Chip select

D4

1

MOCT

/INT

Interrupt to the MCU.This pin can be software

configured as a driven output or open drain. Open

drain is the default

C6

1

MSIU

/RESET

Hardware reset

C5, B5

2

MOCT

DRQ1, DRQ0

DMA request outputs to support two channels

B4, A4

2

MSI

ACK1, ACK0

DMA acknowledge

General Purpose I/O (3 pins)

A7, A5, C4

3

MSBC

GPIO, GPXA, GPXB

General purpose I/O

Power & Ground (21 pins)

B7, C8, C9, J8,

K9

5VDD3.3A

Analog +3.3 V power

B10, C7, D10,

H7, J10

5VSSA

Analog ground

D6, D7

2

VDD3.3

Digital +3.3 V power

F4, F7, G7

3

VDD1.8

1.8 V core power. VREGOUT may be used for the

supplies

D5. E5

2

VDDW

Wide-range I/O +1.65 V to +3.6 V for the processor

interface

G5

1

VDDCE

Wide-range I/O +1.65 V to +3.6 V for the media port

E6, F5, F6

3

VSS

Digital/wide-range I/O ground

USB Interface (13 pins)

H8 J9

2

B

DMP, DPP

Data lines for USB peripheral port, which may serve

as an OTG port in combination with host port 1. If not

used, these two pins should be left floating

G8, H9

2

B

DM1, DP1

Data lines for Host Port 1, which may serve as a USB

host or an OTG port in combination with the

peripheral port. If not used, these two pins should be

left floating

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