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GL3522-22 Schematic ( PDF Datasheet ) - Genesys Logic

Teilenummer GL3522-22
Beschreibung USB 3.0 Hub Controller
Hersteller Genesys Logic
Logo Genesys Logic Logo 




Gesamt 30 Seiten
GL3522-22 Datasheet, Funktion
Genesys Logic, Inc.
GL3522-22
USB 3.0 Hub Controller
Datasheet
Revision 1.03
Sep. 24, 2014






GL3522-22 Datasheet, Funktion
GL3522-22 Datasheet
List of Figures
Figure 3.1 - GL3522-22 QFN 76 Pin Pinout Diagram ........................................................ 10
Figure 3.2 - GL3522-22 LGA 76 Pin Pinout Diagram ........................................................ 11
Figure 4.1 - Block Diagram ................................................................................................... 15
Figure 4.2 - Operating in USB 1.1 Schemes ......................................................................... 17
Figure 4.3 - Operating in USB 2.0 Schemes ......................................................................... 18
Figure 4.4 - Power on Reset Diagram................................................................................... 19
Figure 4.5 - Power on Sequence of GL3522-22.................................................................... 19
Figure 4.6 - Timing of PGANG Strapping ........................................................................... 20
Figure 4.7 - GANG Mode Setting ......................................................................................... 20
Figure 4.8 - SELF/BUS Power Setting ................................................................................. 21
Figure 4.9 - LED Connection ................................................................................................ 21
Figure 6.1 - Vin(V5) vs Vout(V33)* ...................................................................................... 28
Figure 6.2 - Vin(V5) vs Vout(V1.2)....................................................................................... 29
Figure 7.1 - GL3522-22 76 Pin QFN Package...................................................................... 30
Figure 7.2 - GL3522-22 76 Pin LGA Package ..................................................................... 31
List of Tables
Table 4.1 - Configuration by Power Switch Type ............................................................... 21
Table 6.1 - Maximum Ratings............................................................................................... 25
Table 6.2 - Operating Ranges................................................................................................ 25
Table 6.3 - DC Characteristics except USB Signals ............................................................ 26
Table 8.1 - Ordering Information ......................................................................................... 32
© 2014 Genesys Logic, Inc. - All rights reserved.
GLI Confidential
Page 6

6 Page









GL3522-22 pdf, datenblatt
GL3522-22 Datasheet
3.2 Pin Descriptions
Pin Name
TXN_UP
TXP_UP
RXN_UP
RXP_UP
TXN_DS1
TXP_DS1
RXN_DS1
RXP_DS1
TXN_DS2
TXP_DS2
RXN_DS2
RXP_DS2
TXN_DS3
TXP_DS3
RXN_DS3
RXP_DS3
TXN_DS4
TXP_DS4
RXN_DS4
RXP_DS4
DM0,DP0
USB Interface
QFN 76 / LGA 76
8
9
11
12
14
15
17
18
22
23
25
26
30
31
33
34
38
39
41
42
Type
Description
O USB 3.0 Differential Data Transmitter TX-/TX+ of USPORT
I USB 3.0 Differential Data Receiver RX-/RX+ of USPORT
O USB 3.0 Differential Data Transmitter TX-/TX+ of DSPORT1
I USB 3.0 Differential Data Receiver RX-/RX+ of DSPORT1
O USB 3.0 Differential Data Transmitter TX-/TX+ of DSPORT2
I USB 3.0 Differential Data Receiver RX-/RX+ of DSPORT2
O USB 3.0 Differential Data Transmitter TX-/TX+ of DSPORT3
I USB 3.0 Differential Data Receiver RX-/RX+ of DSPORT3
O USB 3.0 Differential Data Transmitter TX-/TX+ of DSPORT4
I USB 3.0 Differential Data Receiver RX-/RX+ of DSPORT4
6,7 B USB 2.0 DM/DP for USPORT
DM1, DP1
21,20
B USB 2.0 DM/DP for DSPORT1
DM2, DP2
29,28
B USB 2.0 DM/DP for DSPORT2
DM3, DP3
37,36
B USB 2.0 DM/DP for DSPORT3
DM4, DP4
45,44
B USB 2.0 DM/DP for DSPORT4
Pin Name
PGREEN1~4
PAMBER1~2
PWREN1~4J
OVCUR1~4J
PGANG
PSELF
Hub Interface
QFN 76 / LGA 76 Type
Description
65,70,50,74 B (pd) Green LED indicator for DSPORT1~4
54,73
53,47,49,75
64,48,63,55
60
68
B (pd) Amber LED indicator for DSPORT1~2
Active low. Power enable output for DSPORT1~4
B
PWREN1# is the only power-enable output for GANG mode.
I (pd)
Active low. Over current indicator for DSPORT1~4
OVCUR1# is the only over current flag for GANG mode.
I
Default put in input mode after power-on reset.
Individual/gang mode is strapped during this period.
0: GL3522-22 is bus-powered.
I
1: GL3522-22 is self-powered.
© 2014 Genesys Logic, Inc. - All rights reserved.
GLI Confidential
Page 12

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