ZPSD313-B-90UI View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
ZPSD313-B-90UI Datasheet PDF : 85 Pages
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PSD3XX Family
Figure 26. Timing of 16-Bit Multiplexed Address/Data Bus Using R/W, E or R/W, DS (PSD3X1)
READ CYCLE
WRITE CYCLE
CSI/A19
as CSI
7
32
32
15
Direct (1)
PAD Input
STABLE INPUT
6
32
STABLE INPUT
14
Multiplexed (2)
Inputs
ct(s) BHE/PSEN
u as BHE
Prod t(s) A0/AD0-
A15/AD15
lete duc Active High
so ro AS
b P Active Low
- O te AS
t(s) ole RD/E as E
roduc - Obs WR/VPP or
) R/W as R/W
te P ct(s Any of
le u PA0-PA7
d as I/O Pin
bso Pro Any of
PB0-PB7
O te as I/O Pin
ole Any of
s PA0-PA7 Pins
bas Address
OOutputs
6
14
10
ADDRESS A
2
3
1
35
5
DATA VALID
9
ADDRESS B
2
3
1
DATA
IN
17
16
4
13
35
34
12
33
34
12 13
33
8
18
19
36
INPUT
20
OUTPUT
INPUT
23
ADDRESS A
OUTPUT
23
ADDRESS B
See referenced notes on page 64.
50
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