AMD Geode™ SC1200/SC1201 Processor Data Book
371
Electrical Specifications
32579B
9.2
DC Characteristics
Table 9-10 describes the signal buffer types of the SC1200/SC1201 processor. (See Table 3-2 on page 29 for each signal’s
buffer type.) The subsections that follows provide detailed DC characteristics according to buffer type.
Table 9-10. Buffer Types
Symbol
Description
Reference
Diode
Diodes only, no buffer
---
IN
AB
Input, ACCESS.bus compatible with Schmitt Trigger
Section 9.2.1
IN
BTN
Input, TTL compatible with Schmitt Trigger, low leakage
Section 9.2.2
IN
PCI
Input, PCI compatible
Section 9.2.3
IN
STRP
Input, Strap ball (min V
IH
is 0.6V
IO
) with weak pull-down
Section 9.2.4
IN
T
Input, TTL compatible
Section 9.2.5
IN
TS
Input, TTL compatible with Schmitt Trigger type 200 mV
Section 9.2.6
IN
TS1
Input, with Schmitt Trigger type 200 mV
Section 9.2.7
IN
USB
Input, USB compatible
Section 9.2.8
O
AC97
Output, Totem-Pole, AC97 compatible
Section 9.2.9
OD
n
Output, Open-Drain, capable of sinking
n
mA, see Note 1
Note 1. Output from these signals is open-drain and cannot be forced high.
Section 9.2.10
OD
PCI
Output, Open-Drain, PCI compatible
Section 9.2.11
O
p/n
Output, Totem-Pole, capable of sourcing
p
mA and sinking
n
mA
Section 9.2.12
O
PCI
Output, PCI compatible, TRI-STATE
Section 9.2.13
O
USB
Output, USB compatible
Section 9.2.14
TS
p/n
Output, TRI-STATE, capable of sourcing
p
mA and sinking
n
mA
Section 9.2.15
WIRE
Wire, no buffer
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Summary of Contents for Geode SC1200
Page 8: ...8 AMD Geode SC1200 SC1201 Processor Data Book List of Figures 32579B...
Page 16: ...16 AMD Geode SC1200 SC1201 Processor Data Book Overview 32579B...
Page 24: ...24 AMD Geode SC1200 SC1201 Processor Data Book Architecture Overview 32579B...
Page 364: ...364 AMD Geode SC1200 SC1201 Processor Data Book Debugging and Monitoring 32579B...