Intel® IXP42X Product Line of Network Processors and IXC1100 Control Plane Processor
Table 23.
Ball Map Assignment for the Intel® IXP421 Network Processor (Sheet 2 of 7)
Ball
Signal
Ball
Signal
Ball
Signal
Ball
Signal
E1
E2
PCI_AD[23]
VCCP
F1
F2
F3
F4
F5
F6
F7
F8
F9
F10
PCI_AD[20]
PCI_IDSEL
VCC
G1
G2
G3
G4
G5
G6
PCI_AD[21]
VCCP
H1
H2
H3
H4
H5
H6
PCI_AD[16]
PCI_AD[18]
VCC
E3
PCI_REQ_N[2]
VSS
PCI_AD[24]
VSS
E4
PCI_REQ_N[0]
VCCP
PCI_CBE_N[3]
VCC
E5
PCI_GNT_N[0]
SDM_DATA[16]
VCCP
PCI_REQ_N[1]
VSS
E6
VCC
PCI_REQ_N[3]
E7
SDM_DATA[31]
VSS
E8
SDM_DATA[30]
VSS
E9
SDM_DATA[17]
VCC
E10
E11
E12
E13
E14
E15
E16
E17
E18
E19
E20
E21
E22
E23
E24
E25
E26
Note:
SDM_DATA[22]
VCCP
SDM_DATA[3]
VSS
SDM_DQM[0]
VCCP
SDM_BA[0]
VSS
F17
F18
F19
F20
F21
F22
F23
F24
F25
F26
VCC
SDM_ADDR[4]
VSS
SDM_ADDR[7]
VCCP
SDM_ADDR[3]
USB_DNEG
VCCP
USB_DPOS
VCC
G21
G22
G23
G24
G25
G26
EX_ADDR[2]
VSS
H21
H22
H23
H24
H25
H26
VSS
EX_ADDR[11]
EX_ADDR[18]
VCCP
EX_WR_N
VCC
VSS
EX_ADDR[12]
VSS
EX_ADDR[10]
EX_ADDR[15]
EX_ADDR[19]
EX_ADDR[14]
VCCP
EX_ADDR[20]
EX_ADDR[22]
VSS
EX_ADDR[21]
EX_CS_N[1]
Interfaces not being utilized at a system level require external pull-up or pull-down resistors. For specific details and
requirements, see Section 3.0, “Functional Signal Descriptions” on page 33.
March 2005
68
Datasheet
Document Number: 252479, Revision: 005
INTEL [ INTEL ]
