VL812 Просмотр технического описания (PDF) - Unspecified
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производитель
VL812 Datasheet PDF : 18 Pages
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USB 2.0 Interface
Pin Name
Pin #
USBDP+
28
USBDP-
29
VCCA33SS0
27
USBHP1+
64
USBHP1-
65
USBHP2+
72
USBHP2-
73
USBHP3+
9
USBHP3-
10
USBHP4+
16
USBHP4-
17
VL812 USB 3.0 Hub Controller (B1)
I/O
PWR
Signal Description
USB 2.0 UP Bus Data Plus (D+)
USB 2.0 UP Bus Data Minus (D–)
Analog 3.3V
USB 2.0 DP1 Bus Data Plus (D+)
USB 2.0 DP1 Bus Data Minus (D–)
USB 2.0 DP2 Bus Data Plus (D+)
USB 2.0 DP2 Bus Data Minus (D–)
USB 2.0 DP3 Bus Data Plus (D+)
USB 2.0 DP3 Bus Data Minus (D–)
USB 2.0 DP4 Bus Data Plus (D+)
USB 2.0 DP4 Bus Data Minus (D–)
Analog Command Block
Pin Name
Pin #
SSXI
75
SSXO
76
VCCA12SSM
74
SSREXT
1
I/O
PWR
Signal Description
25M crystal input
25M crystal output
Analog 1.15V
Connect to reference resistor for Super speed mode
Power and Ground
Pin Name
Pin #
GND
EPAD
VDD
30,48,58
VSUS33
36,41,49
VCC5I
19
DC33FB
18
VCC12I
20
DC10FB
21
VCC5I
38
DC12FB
37
LX
39
NC
40
I/O
GND
PWR
PWR
PWR
PWR
PWR
PWR
PWR
PWR
PWR
Signal Description
Ground
1.0V Core power
3.3V suspend power
5V Input for 5-3.3V Regulator
5-3.3V LDO Regulator Output
Input for 1.2-1.0V LDO Regulator
1.2-1.0V LDO Regulator Output
5V Input for integrated 5-1.2V Regulator
5-1.2V DC-DC Switching Regulator Output
LX for 5-1.2V DC-DC Switching Regulator
For 2-Power Domain Implementation:
VDD
VCC12I
DC10FB
30,48,58
20
21
PWR
GND
1.15V Core power
Ground
NC (Float)
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