2-MBIT SmartVoltage BOOT BLOCK FAMILY
E
A[17:1]
CS#
A[16:0]
CE#
RD#
OE#
WR#
WE#
i386™ EX CPU
(25 MHz)
28F200BV-60
D[15:0]
D[15:0]
RESET
RESET
RP#
NOTE:
A data bus buffer may be needed for processor speeds above 25 MHz.
0530_01
Figure 1. 28F200 Interface to Intel386™ EX Microprocessor
ADDRESS
LATCHES
A[16:17]
A8-A15
LE
A0-A17
80C188EB
ALE
28F002-T
ADDRESS
LATCHES
AD0-AD
7
LE
-DQ7
DQ0
CE#
UCS#
VCC
10K
Ω
WR#
RD#
WE#
OE#
RESIN#
RP#
VCC
System Reset
VPP
P1.X
P1.X
WP#
0530_02
Figure 2. 28F002B Interface to Intel80C188EB 8-Bit Embedded Microprocessor
8
SEE NEW DESIGN RECOMMENDATIONS