Mobile Intel Pentium 4 Processor - M and Intel 845MP/MZ Chipset Platform Design Guide

Mobile Intel
®
Pentium
®
4 Processor-M and Intel
®
845MP/845MZ Chipset Platform
Design Guide 209
R
12.21. HomePNA - Resistor Recommendation
Table 106. HomePNA - Resistor Recommendation
HomePNA – Resistor Recommendations*
Signal System
Pull-up/Pull-down
Ω
ΩΩ
Ω Series
Damping
Notes 9
99
9
TX_EN, MDC,
MDIO, ISOLATE,
HMII/JORD
Pull-down to GND 1 kΩ
XO Pull-down 121 Ω
± 1%
With crossover resistor 10 k
Ω to XI
RX_TX_P,
RX_TX_N
Pull-up 51.1 Ω
± 1%
TEST_EN Pull-down to GND 1 K
LEDA_L, LEDL_L Pull-up 470 Ω
PHAD4/GPSI Pull-down to GND 10 kΩ
NOTE: Default tolerance for resistors is ± 5% unless otherwise specified.