Specifications

ASIX ELECTRONICS CORPORATION
5
AX88772
USB to 10/100 Fast Ethernet/HomePNA Controller
1.3 AX88772 Pinout Diagram
The AX88772 is housed in the 128-pin LQFP package.
Figure 2: AX88772 Pinout Diagram
INT_REGULATOR_EN
HS_TEST_MODE
12345678910111213141516
33
34
35
36
37
38
39
40
41
42
43
ASIX
AX88772
17 18 19 20
44
45
46
47
21 22 23 24 25
48
49
50
51
52
53
54
55
56
57
26 27 28 29 30 31 32
58
110
109
108
107
106
103
104
105
117
116
115
114
111
112
113
124
123
122
121
118
119
120
128
125
126
127
59
60
61
62
63
64
96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65
102
101
98
99
100
97
DMRS
GND
VDDK
VBUS
TESTSPEEDUP NC
FORCEFS_N
EXTWAKEUP_N
GNDAH
VDD3
SCAN_TEST
SCAN_ENABLE
CLK60EXT
CLKSEL
VDDK GND
EECK EECS EEDI
EEDO
VDD3
V25
AGND
AVDD3
TX_CLK
TX_EN
NC
NC
TX_ER
TXD0 TXD1 TXD2 TXD3
NC NC NC NC
GND
AVDDK
DB4
NC
AGND
VDD3
GND
VDD2
AGND
AVDDK
RSTPB
AVDDK
AGND
TXOP
TXON
AGND
XIN25M
XOUT25M
IBREF
NC
VDDK
RXIP
RXIN
GND
VDD2 VDD2
RX_CLK
RX_DV
RX_ER
RXD0
RXD1
RXD2
RXD3
DB3
DB2
DB1
DB0
CRS
COL
GND
MDINT
MDC
MDIO
GPIO0 GPIO1 GPIO2
GND
VDD3
PHYRST_N
ET_SPEED_LED
FDX_LED
LINK_LED
COL_LED
RX_LED
USB_SPEED_LED
LED
GND
VDDK
DP DM
GND
GND
VDDK
RESET_N
VDDAH
GND
GND
XIN12M
XOUT12M AVDD3 AGND
RREF
AGND
RPU
DPRS
AVDD3
GND
VDD3
NC
NC
AVDDK
AGND
AGND
AVDDK
AVDDK
AGND
NC NC NC
INT_REGULATOR_EN
HS_TEST_MODE
12345678910111213141516
33
34
35
36
37
38
39
40
41
42
43
ASIX
AX88772
17 18 19 20
44
45
46
47
21 22 23 24 25
48
49
50
51
52
53
54
55
56
57
26 27 28 29 30 31 32
58
110
109
108
107
106
103
104
105
117
116
115
114
111
112
113
124
123
122
121
118
119
120
128
125
126
127
59
60
61
62
63
64
96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65
102
101
98
99
100
97
DMRS
GND
VDDK
VBUS
TESTSPEEDUP NC
FORCEFS_N
EXTWAKEUP_N
GNDAH
VDD3
SCAN_TEST
SCAN_ENABLE
CLK60EXT
CLKSEL
VDDK GND
EECK EECS EEDI
EEDO
VDD3
V25
AGND
AVDD3
TX_CLK
TX_EN
NC
NC
TX_ER
TXD0 TXD1 TXD2 TXD3
NC NC NC NC
GND
AVDDK
DB4
NC
AGND
VDD3
GND
VDD2
AGND
AVDDK
RSTPB
AVDDK
AGND
TXOP
TXON
AGND
XIN25M
XOUT25M
IBREF
NC
VDDK
RXIP
RXIN
GND
VDD2 VDD2
RX_CLK
RX_DV
RX_ER
RXD0
RXD1
RXD2
RXD3
DB3
DB2
DB1
DB0
CRS
COL
GND
MDINT
MDC
MDIO
GPIO0 GPIO1 GPIO2
GND
VDD3
PHYRST_N
ET_SPEED_LED
FDX_LED
LINK_LED
COL_LED
RX_LED
USB_SPEED_LED
LED
GND
VDDK
DP DM
GND
GND
VDDK
RESET_N
VDDAH
GND
GND
XIN12M
XOUT12M AVDD3 AGND
RREF
AGND
RPU
DPRS
AVDD3
GND
VDD3
NC
NC
AVDDK
AGND
AGND
AVDDK
AVDDK
AGND
NC NC NC
HS_TEST_MODE
12345678910111213141516
33
34
35
36
37
38
39
40
41
42
43
ASIX
AX88772
17 18 19 20
44
45
46
47
21 22 23 24 25
48
49
50
51
52
53
54
55
56
57
26 27 28 29 30 31 32
58
110
109
108
107
106
103
104
105
117
116
115
114
111
112
113
124
123
122
121
118
119
120
128
125
126
127
59
60
61
62
63
64
96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65
102
101
98
99
100
97
DMRS
GND
VDDK
VBUS
TESTSPEEDUP NC
FORCEFS_N
EXTWAKEUP_N
GNDAH
VDD3
SCAN_TEST
SCAN_ENABLE
CLK60EXT
CLKSEL
VDDK GND
EECK EECS EEDI
EEDO
VDD3
V25
AGND
AVDD3
TX_CLK
TX_EN
NC
NC
TX_ER
TXD0 TXD1 TXD2 TXD3
NC NC NC NC
GND
AVDDK
DB4
NC
AGND
VDD3
GND
VDD2
AGND
AVDDK
RSTPB
AVDDK
AGND
TXOP
TXON
AGND
XIN25M
XOUT25M
IBREF
NC
VDDK
RXIP
RXIN
GND
VDD2 VDD2
RX_CLK
RX_DV
RX_ER
RXD0
RXD1
RXD2
RXD3
DB3
DB2
DB1
DB0
CRS
COL
GND
MDINT
MDC
MDIO
GPIO0 GPIO1 GPIO2
GND
VDD3
PHYRST_N
ET_SPEED_LED
FDX_LED
LINK_LED
COL_LED
RX_LED
USB_SPEED_LED
LED
GND
VDDK
DP DM
GND
GND
VDDK
RESET_N
VDDAH
GND
GND
XIN12M
XOUT12M AVDD3 AGND
RREF
AGND
RPU
DPRS
AVDD3
GND
VDD3
NC
NC
AVDDK
AGND
AGND
AVDDK
AVDDK
AGND
NC NC NC
XOUT25M
XIN25M