ADC0802 Intersil Corporation, ADC0802 Datasheet - Page 14

• Manufacturer Part Number: ADC0802
• Description: 8-Bit, Microprocessor-Compatible, A/D Converters
• Manufacturer: Intersil Corporation

NOTE: Pin numbers for 8228 System Controller: Others are 8080A.
ANALOG
INPUTS
14
150pF
FIGURE 21. ADC080X TO 8080A CPU INTERFACE
ADC0803, ADC0804
T
T
T
T
T
T
5
4
3
2
1
0
10
ADC0803 - ADC0804
1
2
3
4
5
6
7
8
9
10K
CS
RD
WR
CLK IN
INTR
V
V
AGND
V
DGND
COMPARATOR
OUT
IN
IN
REF
(+)
(-)
/2
8131
BUS
CLK R
5V
V+
DB
DB
DB
DB
DB
DB
DB
DB
V+
0
1
2
3
4
5
6
7
20
19
18
17
16
15
14
13
12
11
B
B
B
B
B
B
LSB
MSB
5
4
3
2
1
0
5V
DB
DB
DB
DB
DB
DB
DB
DB
AD
AD
AD
AD
AD
AD
0
1
2
3
4
5
6
7
15
14
13
12
11
10
(13) (NOTE)
(16) (NOTE)
(11) (NOTE)
(9) (NOTE)
(5) (NOTE)
(18) (NOTE)
(20) (NOTE)
(7) (NOTE)
+
(36)
(39)
(38)
(37)
(40)
(1)
10 F
INT (14)
I/O WR (27) (NOTE)
I/O RD (25) (NOTE)