LAN9730 Datasheet, PDF (24/222 Pages) SMSC Corporation – High-Speed Inter-Chip (HSIC) USB 2.0

LAN9730/LAN9730i
TABLE 2-7:
Num Pins
5
POWER PINS AND GROUND PAD
Name
Symbol
Buffer
Type
+3.3 V I/O
VDD33IO
P
Power
3
+3.3 V Ana-
VDD33A
P
log Power
2
+1.2 V Digital VDD12CORE
P
Core Power
1
+1.2 V USB VDD12USBPLL
P
PLL Power
1
+1.2 V HSIC
VDD12A
P
Power
1
+1.2 V Ether-
VDD12PLL
P
net PLL
Power
Exposed
Ground
VSS
P
pad on
package
bottom
(Figure 2-1)
Description
Refer to Chapter 3.0, "Power Connections" and
the device reference schematics for connection
information.
Refer to Chapter 3.0, "Power Connections" and
the device reference schematics for connection
information.
Refer to Chapter 3.0, "Power Connections" and
the device reference schematics for connection
information.
This pin must be connected to VDD12CORE for
proper operation.
Refer to Chapter 3.0, "Power Connections" and
the device reference schematics for additional
connection information.
This pin must be connected to VDD12CORE for
proper operation.
Refer to Chapter 3.0, "Power Connections" and
the device reference schematics for connection
information.
This pin must be connected to VDD12CORE for
proper operation.
Refer to Chapter 3.0, "Power Connections" and
the device reference schematics for additional
connection information.
Common Ground
DS00001946A-page 24
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