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參數資料
| 型號： | HI7131CM44 |
| 廠商： | HARRIS SEMICONDUCTOR |
| 元件分類： | ADC |
| 英文描述： | 3 1/2 Digit, Low Power, High CMRR, LCD/LED Display-Type A/D Converters |
| 中文描述： | DUAL-SLOPE ADC, PARALLEL ACCESS, PQFP44 |
| 文件頁數： | 20/21頁 |
| 文件大?。?/td> | 209K |
| 代理商： | HI7131CM44 |
3-1845
FIGURE 106. AC TO DC CONVERTER WITH HI7131 AND HI7133
FIGURE 107. CIRCUIT FOR DEVELOPING UNDERRANGE AND OVERRANGE SIGNALS FROM HI7131 OUTPUTS
Typical Applications
(Continued)
28
40
39
38
37
36
35
34
33
32
31
30
29
27
26
25
24
23
22
21
OSC 1
OSC 2
OSC 3
TEST
REF HI
REF LO
C
REF
C
REF
COMMON
IN HI
IN LO
A-Z
BUFF
INT
V -
G2
C3
A3
G3
BP/GND
50pF
TO PIN 1
0.1
μ
F
180k
20k
220k
180k
0.047
μ
F
0.47
μ
F
TO BACKPLANE 0V
TO DISPLAY
Test is used as a common-mode reference level to ensure compatibility with most op amps.
10
μ
F
9V
10
μ
F
470k
1
μ
F
4.3k
100pF
(FOR OPTIMUM BANDWIDTH)
1
μ
F
10k
10k
1N914
1
μ
F
0.22
μ
F
5
μ
F
ICL7611
2.2M
+
-
100k
AC IN
SCALE FACTOR ADJUST
(V
REF
= 100mV FOR AC TO RMS)
13
1
2
3
4
5
6
7
8
9
10
11
12
14
15
16
17
18
19
20
V3
D1
C1
B1
A1
F1
G1
E1
D2
C2
B2
A2
F2
E2
D3
B3
F3
E3
AB4
POL
28
40
39
38
37
36
35
34
33
32
31
30
29
27
26
25
24
23
22
21
OSC 1
OSC 2
OSC 3
TEST
REF HI
REF LO
C
REF
C
REF
COMMON
IN HI
IN LO
A-Z
BUFF
INT
V
-
G2
C3
A3
G3
BP
O /RANGE
U /RANGE
CD4023 OR
74C10
CD4077
TO LOGIC
V
CC
V+
TO LOGIC
GND
V-
HI7131, HI7133
相關PDF資料 |
PDF描述 |
|---|---|
| HI7131CPL | 3 1/2 Digit, Low Power, High CMRR, LCD/LED Display-Type A/D Converters |
| HI7133 | 3 1/2 Digit, Low Power, High CMRR, LCD/LED Display-Type A/D Converters |
| HI7133CM44 | 3 1/2 Digit, Low Power, High CMRR, LCD/LED Display-Type A/D Converters |
| HI7133CPL | Power Resistor; Series:200; Resistance:4.5kohm; Resistance Tolerance: 5%; Power Rating:8W; Resistor Element Material:Ceramic; Temperature Coefficient:260 ppm; Leaded Process Compatible:No; Packaging:Bulk RoHS Compliant: No |
| HI7190IP | null24-Bit, High Precision, Sigma Delta A/D Converter |
相關代理商/技術參數 |
參數描述 |
|---|---|
| HI7131CM44S2324 | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Harris Corporation 功能描述: |
| HI7131CPL | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| HI7133 | 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:3 1/2 Digit, Low Power, High CMRR, LCD/LED Display-Type A/D Converters |
| HI7133 WAF | 制造商:Harris Corporation 功能描述: |
| HI7133CM44 | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
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