X88064 Datasheet, PDF (4/15 Pages) Xicor Inc. – E2 Micro-Peripheral

X88064
MODE SELECTION
CE
VCC
HIGH
LOW
PSEN
X
X
LOW
LOW
HIGH
LOW
HIGH
RD
X
X
HIGH
LOW
HIGH
WR
X
X
HIGH
HIGH
Mode
Standby
Standby
Program Fetch
Data Read
Write
I/O
High Z
High Z
DOUT
D_OUT
D_IN
TYPICAL APPLICATIONS
U4
LATCH
U3
RAM
U2
LCS
A/D₀–A/D₇
X1 ^{A/D8–A/D15}
X2
UCS
ALE/QS0
WR/QS1
RD/QSMD
80188
U1
A/D₀–A/D₇
A₈–A₁₂
WC
PSEN
CE
ALE
WR
RD
X88064
188 Interface
VCC
EA/VP A/D₀–A/D₇
X1
A₈–A₁₂
X2
PSEN
ALE
RD
WR
P2.7
80C51 µC Family
Power
Standby (CMOS)
Standby (TTL)
Active
Active
Active
7023 FRM T02
V_CC
A/D₀–A/D₇
A₈–A₁₂
WC
PSEN
ALE
RD
WR
CE
X88064
U2
X1 A/D0–A/D7
A/D₈–A/D₁₅
X2
EA
ALE
BUSWIDTH WR
RD
8X196 KC/KD
U1
A/D₀–A/D₇
A₈–A_{12 WC}
PSEN
CE
ALE
WR
RD
X88064
VCC
196 Interface
4
7023 FRM F03