2-MBIT SmartVoltage BOOT BLOCK FAMILY
E
A[16:0]
CE#
OE#
WE#
A[17:1]
CS#
RD#
WR#
i386™ EX CPU
(25 MHz)
28F200BV-60
D[15:0]
D[15:0]
RESET
RP#
RESET
NOTE:
A data bus buffer may be needed for processor speeds above 25 MHz.
0530_01
Figure 1. 28F200 Interface to Intel386™ EX Microprocessor
A[16:17]
ADDRESS
LATCHES
LE
A
8
-A
15
80C188EB
ALE
A
0
-A
17
AD
0
-AD
7
ADDRESS
LATCHES
LE
28F002-T
DQ
0
-DQ
7
UCS#
V
CC
10K
Ω
CE#
WR#
RD#
RESIN#
System Reset
V
CC
WE#
OE#
RP#
P1.X
P1.X
V
PP
WP#
0530_02
Figure 2. 28F002B Interface to Intel80C188EB 8-Bit Embedded Microprocessor
8
SEE NEW DESIGN RECOMMENDATIONS