GL3520

Genesys Logic GL3520

Genesys Logic GL3520 Block Diagram

USB 3.0 MTT Hub Controller

Product page : http://www.genesyslogic.com/en/product_view.php?show=26

Datasheet :

• http://www.arrivalelectronics.co.uk/uploads/GL3520-21+Datasheet_101.pdf
• http://u.jimdo.com/www102/o/sa2984366ace24167/download/m223efb67d8a85ed6/1322800153/GL3520+Datasheet_132.pdf

GL3520 Firmware ISP Tool + User Guide :

• Firmware winbond (128 kb): http://www.konsole.rzeszow.pl/ps4/Dump_1443_winbond.bin
• Firmware mxic (64 kb): http://www.konsole.rzeszow.pl/ps4/Dump_1449_mxic.bin

Pinout

Genesys Logic GL3520 QFN-88 pinout

CUH-10xxA SAA-001 GL3520

Pin	Name	Type	Description
1	PAMBER4	B (pd)	Amber LED indicator for DSPORT4
2	PWREN4J	B	Active low. Power enable output for DSPORT4
3	RTERM	A	A 680ohm resister must be connected between RTERM and Ground
4	NC	-	No Connection
5	NC	-	No Connection
6	X1	I	25MHz Crystal / OSC clock input
7	X2	O	25MHz Crystal / OSC clock output.
8	NC	-	No Connection
9	TXN_UP	O	USB 3.0 Differential Data Transmitter TX- of USPORT
10	TXP_UP	O	USB 3.0 Differential Data Transmitter TX+ of USPORT
11	GND	P	Digital/Analog ground
12	RXN_UP	I	USB 3.0 Differential Data Receiver RX-+ of USPORT
13	RXP_UP	I	USB 3.0 Differential Data Receiver RX+ of USPORT
14	VP12	P	Analog 1.2V power input for Analog circuit
15	VP12	P	Analog 1.2V power input for Analog circuit
16	TXN_DS1	O	USB 3.0 Differential Data Transmitter TX- of DSPORT1
17	TXP_DS1	O	USB 3.0 Differential Data Transmitter TX-/TX+ of DSPORT1
18	GND	P	Digital/Analog ground
19	RXN_DS1	I	USB 3.0 Differential Data Receiver RX- of DSPORT1
20	RXP_DS1	I	USB 3.0 Differential Data Receiver RX+ of DSPORT1
21	VP12	P	Analog 1.2V power input for Analog circuit
22	NC	-	No Connection
23	VP12	P	Analog 1.2V power input for Analog circuit
24	TXN_DS2	O	USB 3.0 Differential Data Transmitter TX- of DSPORT2
25	TXP_DS2	O	USB 3.0 Differential Data Transmitter TX+ of DSPORT2
26	GND	P	Digital/Analog ground
27	RXN_DS2	I	USB 3.0 Differential Data Receiver RX- of DSPORT2
28	RXP_DS2	I	USB 3.0 Differential Data Receiver RX+ of DSPORT2
29	VP12	P	Analog 1.2V power input for Analog circuit
30	VP12	P	Analog 1.2V power input for Analog circuit
31	TXN_DS3	O	USB 3.0 Differential Data Transmitter TX- of DSPORT3
32	TXP_DS3	O	USB 3.0 Differential Data Transmitter TX+ of DSPORT3
33	GND	P	Digital/Analog ground
34	RXN_DS3	I	USB 3.0 Differential Data Receiver RX- of DSPORT3
35	RXP_DS3	I	USB 3.0 Differential Data Receiver RX+ of DSPORT3
36	VP12	P	Analog 1.2V power input for Analog circuit
37	VP12	P	Analog 1.2V power input for Analog circuit
38	TXN_DS4	O	USB 3.0 Differential Data Transmitter TX- of DSPORT4
39	TXP_DS4	O	USB 3.0 Differential Data Transmitter TX+ of DSPORT4
40	GND	P	Digital/Analog ground
41	RXN_DS4	I	USB 3.0 Differential Data Receiver RX- of DSPORT4
42	RXP_DS4	I	USB 3.0 Differential Data Receiver RX+ of DSPORT4
43	VP12	P	Analog 1.2V power input for Analog circuit
44	DVDD12	P	1.2V digital power input for digital circuits
45	OVCUR2J	I (pu)	Active low. Over current indicator for DSPORT2
46	PWREN2J	B	Active low. Power enable output for DSPORT2
47	PWREN3J	B	Active low. Power enable output for DSPORT3
48	PGREEN3	B (pd)	Green LED indicator for DSPORT3
49	DVDD12	P	1.2V digital power input for digital circuits
50	P_SPI_CK	B	For SPI data clock
51	P_SPI_CZ	B	For SPI data chip enable
52	PAMBER1	B (pd)	Amber LED indicator for DSPORT1
53	PWREN1J	B	Active low. Power enable output for DSPORT1 PWREN1# is the only power-enable output for GANG mode
54	OVCUR4J	I (pu)	Active low. Over current indicator for DSPORT1
55	VBUS	I	VBUS valid input
56	PAMBER3	B (pd)	Amber LED indicator for DSPORT3
57	DVDD12	P	1.2V digital power input for digital circuits
58	DVDD	P	3.3V digital power input for digital circuits
59	DM0	B	USB 2.0 DM for USPORT
60	DP0	B	USB 2.0 DP for USPORT
61	DM1	B	USB 2.0 DM for DSPORT1
62	DP1	B	USB 2.0 DP for DSPORT1
63	AVDD	P	Analog 3.3V power input
64	DM2	B	USB 2.0 DM for DSPORT2
65	DP2	B	USB 2.0 DP for DSPORT2
66	AVDD1	P	Analog 3.3V power input
67	GND	P	Digital/Analog ground
68	DM3	B	USB 2.0 DM for DSPORT3
69	DP3	B	USB 2.0 DP for DSPORT3
70	AVDD	P	Analog 3.3V power input
71	DM4	B	USB 2.0 DM for DSPORT4
72	DP4	B	USB 2.0 DP for DSPORT4
73	DVDD	P	3.3V digital power input for digital circuits
74	PGANG	I	Default put in input mode after power-on reset. Individual/gang mode is strapped during this period.
75	DVDD12	P	1.2V digital power input for digital circuits
76	TEST	B (pd)	TEST: 0: Normal operation. 1: Chip will be put in test mode.
77	OVCUR3J	I (pu)	Active low. Over current indicator for DSPORT3
78	OVCUR1J	I (pu)	Active low. Over current indicator for DSPORT1 OVCUR1# is the only over current flag for GANG mode
79	PGREEN1	B (pd)	Green LED indicator for DSPORT1
80	P_SPI_DO	B	For SPI data Input
81	P_SPI_DI	B	For SPI data Output
82	PSELF	I	0: GL3520 is bus-powered. 1: GL3520 is self-powered.
83	RESETJ	I (pd)	Active low. External reset input, default pull high 10KΩ. When RESET# = low, whole chip is reset to the initial state
84	PGREEN2	B (pd)	Green LED indicator for DSPORT2
85	V33	P	5V-to-3.3V regulator Vout & 3.3 input
86	V5	P	5V Power input. It need be NC if using external regulator
87	PAMBER2	B (pd)	Amber LED indicator for DSPORT2
88	PGREEN4	B (pd)	Green LED indicator for DSPORT4

Type:

• O Output
• I Input
• B Bi-directional
• P Power / Ground
• A Analog
• pu Internal pull up
• pd Internal pull down