Datasheet

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2.0 Pin Description (Continued)
DP83815
Supply Pins
Symbol
LQFP Pin
No(s)
LBGA Pin
No(s) Dir Description
SUBGND1,
SUBGND2,
SUBGND3
37, 49, 126 B2, E1, G12 S Substrate GND
RXAVDD1,
RXAVDD2
39, 47 C2, E2 S RX Analog VDD - connect to isolated Aux 3.3V supply VDD
RXAVSS1,
RXAVSS2
38, 44 B1, D3 S RX Analog GND
TXIOVSS1,
TXIOVSS2
52, 55 F2, G4 S TX Output driver VSS
TXDVDD 56 H3 S TX Digital VDD - connect to Aux 3.3V supply VDD
TXDVSS 51 E4 S TX Digital VSS
MACVDD1,
MACVDD2
58,125 H1, H11 S Mac/BIU digital core VDD - connect to Aux 3.3V supply VDD
MACVSS1,
MACVSS2
57, 124 G3, H14 S Mac/BIU digital core VSS
PCIVDD1,
PCIVDD2,
PCIVDD3,
PCIVDD4,
PCIVDD5
69, 80, 94,
107, 117
L1, P5, L8,
M12, K12
S PCI IO VDD - connect to PCI bus 3.3V VDD
PCIVSS1,
PCIVSS2,
PCIVSS3,
PCIVSS4,
PCIVSS5
65, 77, 90,
103, 114
K1, P4, M8,
P11, L11
S PCI IO VSS
VDDIO2,
VDDIO4
19, 85 C8, M6 S Misc. IO VDD - connect to Aux 3.3V supply VDD
VDDIO1,
VDDIO3,
VDDIO5
9, 27, 137 C10, A5, E13 S Misc. IO VDD - connect to Aux 3.3V supply VDD
VSSIO2,
VSSIO4
16, 84 A8, P6 S Misc. IO VSS
VSSIO1,
VSSIO3,
VSSIO5
8, 26, 136 A10, D6, E12 S Misc. IO VSS
PHYVDD1,
PHYVDD2
21, 33 B7, B4 S Phy digital core VDD - connect to Aux 3.3V supply VDD
PHYVSS1,
PHYVSS2
20,32 A7, C4 S Phy digital core VSS
FSVDD 36 C3 S Frequency Synthesizer VDD - connect to isolated Aux 3.3V supply
VDD
FSVSS 35 A3 S Frequency Synthesizer VSS
Obsolete