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Número de pieza
componentes Descripción
PDM31564 Ver la hoja de datos (PDF) - Paradigm Technology
Número de pieza
componentes Descripción
Fabricante
PDM31564
256K x 16 CMOS 3.3V Static RAM
Paradigm Technology
PDM31564 Datasheet PDF : 9 Pages
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Pin Configuration
TSOP (II)
PRELIMINARY
A4 1
A3 2
A2
3
A1
4
A0
5
CE 6
I/O0
7
I/O1 8
I/O2
9
I/O3
10
Vcc
11
Vss 12
I/O4 13
I/O5 14
I/O6
15
I/O7
16
WE
17
A17 18
A16
19
A15
20
A14 21
A13 22
44 A5
43 A6
42 A7
41 OE
40
UB
39
LB
38
I/O15
37
I/O14
36 I/O13
35 I/O12
34 Vss
33 Vcc
32 I/O11
31 I/O10
30 I/O9
29 I/O8
28 NC
27 A8
26 A9
25 A10
24 A11
23 A12
PDM31564
SOJ
A4 1
A3 2
A2
3
A1
4
A0
5
CE 6
I/O0
7
I/O1 8
I/O2
9
I/O3
10
Vcc
11
Vss 12
I/O4 13
I/O5 14
I/O6
15
I/O7
16
WE
17
A17 18
A16
19
A15
20
A14 21
A13 22
44 A5
43 A6
42 A7
41 OE
40
UB
39
LB
38
I/O15
37
I/O14
36 I/O13
35 I/O12
34 Vss
33 Vcc
32 I/O11
31 I/O10
30 I/O9
29 I/O8
28 NC
27 A8
26 A9
25 A10
24 A11
23 A12
Pin Description
Name
A17-A0
I/O15-I/O0
CE
WE
OE
LB, UB
NC
V
ss
V
CC
Description
Address Inputs
Data Inputs
Chip Enable Input
Write Enable Input
Output Enable Input
Data Byte Control Inputs
No Connect
Ground
Power (+3.3V)
Capacitance
(T
A
= +25
°
C, f = 1.0 MHz)
Symbol
Parameter
Conditions
Max.
Unit
C
IN
Input Capacitance
C
I/O
Output Capacitance
V
IN
= V
SS
V
I/O
= V
SS
6
pF
8
pF
NOTE: This parameter is determined by device characterization, but is not production tested.
2
Rev. 1.2 - 3/31/98
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