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參數(shù)資料
| 型號： | ICL7104-14CPL |
| 廠商： | HARRIS SEMICONDUCTOR |
| 元件分類： | ADC |
| 英文描述： | 14-Bit/16-Bit, Microprocessor- Compatible, 2-Chip, A/D Converter |
| 中文描述： | 1-CH 14-BIT DUAL-SLOPE ADC, PARALLEL ACCESS, PDIP40 |
| 文件頁數(shù)： | 2/21頁 |
| 文件大?。?/td> | 198K |
| 代理商： | ICL7104-14CPL |
5-7
Pinouts
Functional Block Diagram
ICL8052/ICL8068
(CERDIP, PDIP)
TOP VIEW
ICL7104
(PDIP)
TOP VIEW
V-
COMP OUT
REF CAP
REF BYPASS
GND
REF OUT
REF SUPPLY
INT OUT
+BUFF IN
+INT IN
-INT IN
-BUFF IN
BUFF OUT
V++
1
2
3
4
5
6
7
14
13
12
11
10
9
8
-1.2V
V
REF
ICL8052/
ICL8068
(OUTLINE DWGS DD, JD, PD)
13
1
2
3
4
5
6
7
8
9
10
11
12
14
15
16
17
18
19
20
V++
DIG GND
STTS
POL
OR
BIT 14
BIT 13
BIT 12
BIT 11
BIT 10
BIT 9
NC
NC
BIT 8
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
28
40
39
38
37
36
35
34
33
32
31
30
29
27
26
25
24
23
22
21
V-
COMP IN
REFCAP 1
V
REF
AZ
ANALOG
GND
REFCAP 2
BUF IN
ANALOG I/P
V+
CE/LD
SEN
R/H
MODE
CLK 2
CLK 1
CLK 3
HBEN
LBEN
BIT 1
ICL7104-14
(OUTLINE DWGS DL,
JL, PL)
V++
DIG GND
STTS
POL
OR
BIT 16
BIT 15
BIT 14
BIT 13
BIT 12
BIT 11
BIT 10
BIT 9
BIT 8
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
ICL7104-14
ICL7104-16
ICL7104-14
ICL7104-16
HBEN
MBEN
FIGURE 1. ICL8052A (8068A)/ICL7104 16-BIT/14-BIT A/D CONVERTER FUNCTIONAL DIAGRAM
A2
+
-
A3
+
-
INTEG.
COMP.
A1
+
-
BUFFER
14
11
9
INT OUT
-INT IN
BUF OUT
10
-BUF IN
-1.2V
2
50k
-15V
+5V
R
INT
C
INT
1
-15V
7
8
+15V
C
AZ
12
+INT IN
13
8052/8068
INT.
REF.
6
3
+BUF IN
5
REF
OUT
5k
10k
300pF
10
μ
F
COMP
OUT
COMP IN
300k
39
36
33
8 9
6 7
12 13
10 11
16 17
14 15
20 21
18 19
5
4
14 13
16 15
10 9
12 11
6 5
8
7
2 1
4 3
OR POL
THREE-STATE OUTPUTS
LATCHES
COUNTER
24HBEN
23 MBEN
22LBEN
30 CE/LD
CONTROL LOGIC
ZERO
CROSSING
DETECTOR
29
27
28
7104
+BUF IN
AZ
SW3
SW5
SW4
SW6
SW8
SW2
SW9
SW7
SW1
34
REF CAP (2)
REF CAP (1)
38
C
REF
37
32
35
ANALOG
GND
ANALOG
INPUT
V
REF
SEN
MODE
R/H
BITS
3
STTS
26
CLOCK
(2)
25
CLOCK
(1)
40
-15V
2
1
+15V
31
+5V
ICL8052/ICL7104, ICL8068/ICL7104
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