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APPLICATION EXAMPLES
+5V GND
b~L
Vee
VDD
Vss
27
2
P10
}~'"
28
~
XTAL
1
P11
P12
29
~
P13
30
[ INPUT 1
3
31
AND
XTAL
2
P14
OUTPUT
P15
32
15-25pf
P16
33
f-----!
RESET
P17
34
1ufd
21
P20
}~'"
EA
P21
22
8049
P22
23
8048
P23
24
[
INPUT]
-=-
5
AND
8748
35
NC
55
P24
36
OUTPUT
P25
37
P26
P27
38
1
12
{-
TO
DBO
DB1
13
39
INPUT
--:
T1
DB2
14
DB3
15
}
['''~]
16
BUS
PORT
AND
INT
DB4
OUTPUT
DB5
17
DB6
18
DB7
19
NC NC
All inputs and outputs (except RESET, X1, X2)
standard
TTL
compatible
P1
and P2 outputs drive 5V
CMOS
directly others
require
10
to
50KO,
pullup for CMOS compatibility
XTAL:
Series Resonant
1
to
6 MHz
or
Parallel Resonant
for higher
accuracy
THE STAND ALONE 8048/8049
5-2
crs Knights MP060
Crystek CY6B
or equivalent
or standard 3.58
MHz
TV
Color Burst XT AL