isp1122 NXP Semiconductors, isp1122 Datasheet - Page 48

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isp1122

Manufacturer Part Number
isp1122
Description
Isp1122 Universal Serial Bus Stand-alone Hub
Manufacturer
NXP Semiconductors
Datasheet

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Philips Semiconductors
Contents
1
2
3
4
5
5.1
5.1.1
5.1.2
5.2
5.2.1
5.2.2
6
6.1
6.2
6.3
6.4
6.5
6.6
6.7
6.8
6.9
6.10
6.11
7
8
8.1
8.2
9
9.1
9.2
9.3
9.4
9.4.1
9.4.2
9.4.3
9.4.4
9.4.5
9.4.6
9.4.7
9.4.8
9.4.9
9.4.10
9.4.11
10
10.1
10.2
10.3
© Philips Electronics N.V. 2000.
All rights are reserved. Reproduction in whole or in part is prohibited without the prior
written consent of the copyright owner.
The information presented in this document does not form part of any quotation or
contract, is believed to be accurate and reliable and may be changed without notice. No
liability will be accepted by the publisher for any consequence of its use. Publication
thereof does not convey nor imply any license under patent- or other industrial or
intellectual property rights.
Date of release: 29 March 2000
General description . . . . . . . . . . . . . . . . . . . . . . 1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Ordering information . . . . . . . . . . . . . . . . . . . . . 2
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Pinning information . . . . . . . . . . . . . . . . . . . . . . 3
Functional description . . . . . . . . . . . . . . . . . . . 8
Modes of operation . . . . . . . . . . . . . . . . . . . . . 10
Endpoint descriptions . . . . . . . . . . . . . . . . . . . 11
Host requests . . . . . . . . . . . . . . . . . . . . . . . . . . 12
I
2
C-bus interface . . . . . . . . . . . . . . . . . . . . . . . 20
ISP1122D (SO32) and ISP1122NB (SDIP32) . 3
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 3
ISP1122BD (LQFP32) . . . . . . . . . . . . . . . . . . . 6
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 6
Analog transceivers . . . . . . . . . . . . . . . . . . . . . 8
Philips Serial Interface Engine (SIE). . . . . . . . . 9
Hub repeater. . . . . . . . . . . . . . . . . . . . . . . . . . . 9
End-of-frame timers . . . . . . . . . . . . . . . . . . . . . 9
General and individual port controller . . . . . . . . 9
GoodLink . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Bit clock recovery . . . . . . . . . . . . . . . . . . . . . . . 9
Voltage regulator . . . . . . . . . . . . . . . . . . . . . . . 9
PLL clock multiplier. . . . . . . . . . . . . . . . . . . . . 10
Overcurrent detection . . . . . . . . . . . . . . . . . . . 10
I
Hub endpoint 0 (control) . . . . . . . . . . . . . . . . . 11
Hub endpoint 1 (interrupt). . . . . . . . . . . . . . . . 11
Standard requests . . . . . . . . . . . . . . . . . . . . . 12
Hub specific requests . . . . . . . . . . . . . . . . . . . 13
Descriptors . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Hub responses . . . . . . . . . . . . . . . . . . . . . . . . 18
Get device status . . . . . . . . . . . . . . . . . . . . . . 18
Get configuration . . . . . . . . . . . . . . . . . . . . . . 18
Get interface status. . . . . . . . . . . . . . . . . . . . . 18
Get hub status . . . . . . . . . . . . . . . . . . . . . . . . 18
Get port status . . . . . . . . . . . . . . . . . . . . . . . . 19
Get configuration descriptor . . . . . . . . . . . . . . 20
Get device descriptor . . . . . . . . . . . . . . . . . . . 20
Get hub descriptor . . . . . . . . . . . . . . . . . . . . . 20
Get string descriptor (0) . . . . . . . . . . . . . . . . . 20
Get string descriptor (1) . . . . . . . . . . . . . . . . . 20
Get string descriptor (2) . . . . . . . . . . . . . . . . . 20
Protocol. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Hardware connections . . . . . . . . . . . . . . . . . . 21
Data transfer . . . . . . . . . . . . . . . . . . . . . . . . . . 21
2
C-bus interface. . . . . . . . . . . . . . . . . . . . . . . 10
Document order number: 9397 750 07002
Printed in The Netherlands
11
11.1
11.1.1
11.1.2
12
12.1
12.2
12.3
12.4
13
14
15
16
17
18
18.1
18.2
18.2.1
18.2.2
18.2.3
18.3
18.3.1
18.3.2
18.4
19
20
21
22
23
24
Hub power modes . . . . . . . . . . . . . . . . . . . . . . 22
Overcurrent detection . . . . . . . . . . . . . . . . . . . 24
Limiting values . . . . . . . . . . . . . . . . . . . . . . . . . 30
Static characteristics . . . . . . . . . . . . . . . . . . . . 31
Dynamic characteristics . . . . . . . . . . . . . . . . . 32
Test information . . . . . . . . . . . . . . . . . . . . . . . . 38
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 39
Soldering. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Revision history . . . . . . . . . . . . . . . . . . . . . . . . 45
Data sheet status . . . . . . . . . . . . . . . . . . . . . . . 46
Definitions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Licenses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Trademarks. . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Voltage drop requirements . . . . . . . . . . . . . . . 22
Self-powered hubs . . . . . . . . . . . . . . . . . . . . . 22
Bus-powered hubs . . . . . . . . . . . . . . . . . . . . . 23
Overcurrent circuit description . . . . . . . . . . . . 24
Power switch selection . . . . . . . . . . . . . . . . . . 24
Tuning the overcurrent trip voltage . . . . . . . . . 25
Reference circuits . . . . . . . . . . . . . . . . . . . . . . 25
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Surface mount packages . . . . . . . . . . . . . . . . 42
Reflow soldering . . . . . . . . . . . . . . . . . . . . . . . 42
Wave soldering . . . . . . . . . . . . . . . . . . . . . . . . 42
Manual soldering. . . . . . . . . . . . . . . . . . . . . . . 43
Through-hole mount packages . . . . . . . . . . . . 43
Soldering by dipping or by solder wave . . . . . 43
Manual soldering. . . . . . . . . . . . . . . . . . . . . . . 43
Package related soldering information . . . . . . 44
USB stand-alone hub
ISP1122

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