Intel 440GX Design Manual page 71

Table 3-4. 82443GX Connectivity (Sheet 2 of 3)
SIGNAL
GADSTBA,
GADSTBB,
GDEVSEL#,
GFRAME#, GGNT#,
GIRDY#, GREQ#,
GSTOP#, GTRDY#,
GPAR
GTLREFA, GTLREFB
HA[31:3]#
HCLKIN
HD[63:0]#
HIT#, HITM#
HLOCK#
HREQ[4:0]#
HTRDY#
IRDY#
MAA[14:0]
MAB[14, 13, 10],
MAB[11, 9:0]#
MD[63:0], MECC[7:0]
PAR
PCIRST#
PCLKIN
PGNT[4:0]#
PHLDA#
PHOLD#
PIPE#
PLOCK#
PREQ[4:0]#
RBF#
REFVCC5
RS[2:0]#
SBA[7:0]
SBSTB
SCAS[B:A]#
SERR#
SRAS[B:A]#
ST[2:0]
STOP#
SUSTAT#
TESTIN#
®
Intel 440GX AGPset Design Guide
8.2K ohm pull-ups to 3.3V. Connected to AGP connector.
100K ohm pull-down required. Connect to AGP connector.
GTL buffer voltage reference input (1.0V = 2/3 vtt)
Connected to CPUs.
Connected to CK100 through 22 ohm series resistor.
Connected to the CPUs.
Connected to CPUs.
Connected to CPUs.
Connected to CPUs.
Connected to CPUs.
2.7K ohm pull-up to 5V. Connected to PCI bus.
Connected to DIMM0 and DIMM1.
Connected to DIMM2 and DIMM3.
Connected to each DIMM. FET Switch Design: Connected to FET switches.
Connected to PCI bus.
Connected to PIIX4E, AGP connector, and PCI connectors.
Connected to CK100 through 22 ohm series resistor.
8.2K ohm pull-ups to 3.3V. Connected to PCI connectors.
8.2K ohm pull-up to 3.3V. Connected to PIIX4E.
8.2K ohm pull-up to 3.3V. Connected to PIIX4E.
8.2K ohm pull-ups to 3.3V. Connected to AGP connector.
2.7K ohm pull-up to 5V. Connected to PCI connectors.
2.7K ohm pull-ups to 5V. Connected to PCI connectors (except PREQ4#).
8.2K ohm pull-up to 3.3V. Connected to AGP connector.
PCI 5V reference voltage for 5V tolerant buffers.
Connected to CPUs.
Connected to AGP connector.
8.2K ohm pull-up to 3.3V. Connected to AGP connector.
Each connected to up to 2 DIMMs.
2.7K ohm pull-up to 5V. Connected to PCI bus.
Each connected to up to 2 DIMMs.
Connected to AGP connector.
2.7K ohm pull-up to 5V. Connected to PCI bus.
10K ohm pull-up to 3.3V. Connect to PIIX4E for POS implementation.
8.2K ohm pull-up to 3.3V which may be removed if validation permits.
CONNECTION
Design Checklist
3-11