sc3200 Advanced Micro Devices, sc3200 Datasheet - Page 395

• Manufacturer Part Number: sc3200
• Description: Geode-tm Sc3200 Processor
• Manufacturer: Advanced Micro Devices

Electrical Specifications
9.3.6
All output timing is guaranteed for 50 pF load, unless other-
wise specified.
AMD Geode™ SC3200 Processor Data Book
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
RD1
RD2
RD3
RD4
RD5
RCU1
RCU2
RCU3
WR1
WR2
WR3
WR4
WR5
WCU1
WCU2
WCU3
RDYH
RDYA1
Sub-ISA Interface
Parameter
MEMR#/DOCR#/RD#/TRDE# read
active pulse width FE to RE
MEMR#/DOCR#/RD#/TRDE# read
active pulse width FE to RE
IOR#/RD#/TRDE# read active pulse
width FE to RE
IOR#/MEMR#/DOCR#/RD#/TRDE#
read active pulse width FE to RE
IOR#/MEMR#/DOCR#/RD#/TRDE#
read active pulse width FE to RE
MEMR#/DOCR#/RD#/TRDE#
inactive pulse width
MEMR#/DOCR#/RD#/TRDE#
inactive pulse width
IOR#/RD#/TRDE# inactive pulse
width
MEMW#/WR# write active pulse
width FE to RE
MEMW#/DOCW#/WR# write active
pulse width FE to RE
IOW#/WR# write active pulse width
FE to RE
IOW#/MEMW#/DOCW#/WR# write
active pulse width FE to RE
IOW#/MEMW#/DOCW#/WR# write
active pulse width FE to RE
MEMW#/WR#/DOCW# inactive pulse
width
MEMW#/WR#/DOCW# inactive pulse
width
IOW#/WR# inactive pulse width
IOR#/MEMR#/RD#/DOCR#/IOW#/
MEMW#/WR#/DOCW# hold after
IOCHRDY RE
IOCHRDY valid after IOR#/MEMR#/
RD#/DOCR#/IOW#/MEMW#/WR#/
DOCW# FE
Table 9-21. Sub-ISA Timing Parameters
Width
(Bits)
8, 16
8, 16
8, 16
Bus
16
16
16
16
16
16
16
16
16
8
8
8
8
8
8
The ISA Clock divisor (defined in F0 Index 50h[2:0] of the
Core Logic module) is 011.
M, I/O
M, I/O
M, I/O
M, I/O
M, I/O
M, I/O
Type
I/O
I/O
I/O
I/O
M
M
M
M
M
M
M
M
(ns)
Min
225
105
160
520
160
103
163
163
225
105
160
520
160
103
163
163
120
Max
(ns)
78
Revision 5.1
Figure
9-20
9-19
9-19
9-19
9-19
9-19
9-19
9-19
9-19
9-20
9-20
9-20
9-20
9-20
9-20
9-20
9-19
9-20
9-19
9-20
Comments
Standard
Zero wait state
Standard
Standard
Zero wait state
Standard
Zero wait state
Standard
Standard
Zero wait state
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