W82C610 Ver la hoja de datos (PDF) - Winbond
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W82C610 Datasheet PDF : 6 Pages
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W82C610
Read Characteristics, continued
PARAMETER
INT to Read
Data Ready
Bus to IDB[3:0] Output
Note: Video data are available until RD occurs.
SYMBOL
TH
TA
TB
MIN.
-
50
-
MAX.
Note
-
50
UNIT
Note
nS
nS
TYPICAL APPLICATION CIRCUIT
KEY PAD CIRCUIT
BIAS
W82C610
RC
NETWORK
LEVEL
RDATA
GDATA
BDATA
IDB3
IDB2
IDB1
IDB0
ODB3
ODB2
ODB1
ODB0
5
15
10
4
14
RD
9
3
13
8
2
12
INT
7
1
11
6
31
EA/VP
19
X1
18
X2
9
RESET
12
INT0
13
INT1
14
T0
15
T1
1
P1.0
2
P1.1
3
P1.2
4
P1.3
5
P1.4
6
P1.5
78
P1.6
P1.7
80X51X
P0.0 39
P0.1 38
P0.2 37
P0.3 36
P0.4 35
P0.5 34
P0.6 33
P0.7 32
21
P2.0
P2.1 22
P2.2
P2.3
P2.4
P2.5
P2.6
23
24
25
26
27
P2.7 28
RD 17
WR 16
PSEN 29
ALE/P 30
TXD 11
RXD 10
Publication Release Date: October 1995
-5-
Revision A4
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