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ISP1520

Hi-Speed Universal Serial Bus hub controller

Philips Electronics 

Philips Semiconductors

7. Pinning information

7.1 Pinning

ISP1520

Hi-Speed USB hub controller

SUSPEND 1

GND 2

DM0 3

DP0 4

RPU 5

GND 6

RREF 7

TEST_HIGH 8

VCC1 9

GND 10

VCC4 11

TEST_HIGH 12

VCC2 13

GND 14

DM1 15

DP1 16

ISP1520BD

48 DP4

47 DM4

46 GND

45 VCC2

44 DP3

43 DM3

42 GND

41 VCC4

40 GND

39 VCC1

38 TEST_HIGH

37 DP2

36 DM2

35 GND

34 XTAL2

33 XTAL1

004aaa164

Fig 2. Pin configuration.

7.2 Pin description

Table 2: Pin description[1]

Symbol[2]

Pin Type

SUSPEND 1

O

GND

DM0

DP0

RPU

2

-

3

AI/O

4

AI/O

5

AI

GND

6

-

Description

suspend indicator output; HIGH indicates that the hub is in

the suspend mode

ground supply

upstream facing port D− connection (analog)

upstream facing port D+ connection (analog)

pull-up resistor connection; connect this pin through a

resistor of 1.5 kΩ ± 5 % to 3.3 V

ground supply

9397 750 11689

Product data

Rev. 02 — 04 May 2004

© Koninklijke Philips Electronics N.V. 2004. All rights reserved.

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