ZPSD302B-90JI View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
ZPSD302B-90JI Datasheet PDF : 85 Pages
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PSD3XX Family
Figure 30. Timing of 8-Bit Non-Multiplexed Address/Data Bus Using R/W, E or R/W, DS
(PSD3X1)
CSI/A19
as CSI
READ CYCLE
32
7
WRITE CYCLE
32
15
Direct (1)
PAD Input
A0/AD0-
A15/AD15
as A0-A15
STABLE INPUT
6
STABLE INPUT
32
STABLE INPUT
14
STABLE INPUT
32
PC0-PC2,
CSI/A19 as
Multiplexed
Inputs
t(s) PA0-PA7
c 2
du Active High
ro ALE
1
te P Active Low
ALE
sole RD/E as E
- Ob WR/VPP or
) R/W as R/W
ct(s Any of
u PB0-PB7
d as I/O Pin
6
3
10
DATA VALID
9
2
35
4
12
33
8
1
13
34
18
19
INPUT
14
DATA
IN
3
17
16
35
36
33
34
12 13
20
OUTPUT
Obsolete Pro See referenced notes on page 64.
54
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