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Figure 3-1. Pull-up Resistor Example
®
3.3
Intel
®
3.3.1
Intel
Table 3-1. Slot Connectivity (Sheet 1 of 3)
Processor Pin
100/66#
A[35:32]#,
A[31:3]
A20M#
ADS#
AERR#
AP[1:0]#
BCLK
BERR#
BINIT#
BNR#
BP[3:2]#
BPM[1:0]
BPRI#
BREQ[1:0]#
D[63:0]#
®
Intel
440GX AGPset Design Guide
I
Leakage
I
®
Pentium
II Processor Checklist
®
Pentium
II Processor
UP: Connected to CK100. 10K ohm series resistor to MAB#12. 200 ohm pull-up to 3.3V at
CK100.
DP: connect between CPUs (Logic may be provided to detect a frequency match).
Leave as NC, connect A[31:3]# to 82443GX.
150 ohm - 330 ohm pull-up to 2.5V.
UP: Connect to 82443GX; DP: Connect CPUs and 82443GX
Leave as NC.
Leave as NC.
Connect to CK100. 22 ohm series resistor.
Leave as NC.
Leave as NC.
UP: Connect to 82443GX; DP: Connect CPUs and 82443GX
Leave as NC.
Leave as NC.
UP: Connect to 82443GX; DP: Connect CPUs and 82443GX.
UP: Connect BREQ0# to 82443GX. Leave BREQ1# as NC. DP: Connect BREQ0# of
each CPU to BREQ1# of the other. Connect one of these to 82443GX.
UP: Connect to 82443GX; DP: Connect CPUs and 82443GX.
Vcc
MIN
PU
R
MAX
V
MIN
IH
MAX
Vcc
MAX
PU
R
MIN
V
MAX
IL
MAX
OL
Pin Connection
Design Checklist
3-2
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