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參數(shù)資料
| 型號(hào)： | HI7106CPL |
| 廠商： | INTERSIL CORP |
| 元件分類： | ADC |
| 英文描述： | 3 1/2 Digit, LCD/LED Display, A/D Converter |
| 中文描述： | 1-CH 3-BIT DUAL-SLOPE ADC, PARALLEL ACCESS, PDIP40 |
| 封裝： | PLASTIC, DIP-40 |
| 文件頁數(shù)： | 3/11頁 |
| 文件大?。?/td> | 123K |
| 代理商： | HI7106CPL |
3
Typical Application and Test Circuit
FIGURE 1. HI7106 TEST CIRCUIT AND TYPICAL APPLICATION WITH LCD DISPLAY COMPONENTS
SELECTED FOR 200mV FULL SCALE
Design Information Summary Sheet
OSCILLATOR FREQUENCY
f
OSC
= 0.45/RC
C
OSC
> 50pF; R
OSC
> 50k
f
OSC
(Typ) = 48kHz
OSCILLATOR PERIOD
t
OSC
= RC/0.45
INTEGRATION CLOCK FREQUENCY
f
CLOCK
= f
OSC
/4
INTEGRATION PERIOD
t
INT
= 1000 x (4/f
OSC
)
60/50Hz REJECTION CRITERION
t
INT
/t
60Hz
or t
lNT
/t
60Hz
= Integer
OPTIMUM INTEGRATION CURRENT
I
INT
= 4
μ
A
FULL SCALE ANALOG INPUT VOLTAGE
V
lNFS
(Typ) = 200mV or 2V
INTEGRATE RESISTOR
V
INT
INTEGRATE CAPACITOR
t
INT
INTEGRATOR OUTPUT VOLTAGE SWING
t
INT
V
INT
MAXIMUM SWING:
(V- + 0.5V) < V
INT
< (V+ - 0.5V), V
INT
(Typ) = 2V
DISPLAY COUNT
V
REF
CONVERSION CYCLE
t
CYC
= t
CL0CK
x 4000
t
CYC
= t
OSC
x 16,000
when f
OSC
= 48kHz; t
CYC
= 333ms
COMMON MODE INPUT VOLTAGE
(V- + 1V) < V
lN
< (V+ - 0.5V)
AUTO-ZERO CAPACITOR
0.01
μ
F < C
AZ
< 1
μ
F
REFERENCE CAPACITOR
0.1
μ
F < C
REF
< 1
μ
F
V
COM
Biased between Vi and V-.
V
COM
V+ - 2.8V
Regulation lost when V+ to V- <
6.8V
If V
COM
is externally pulled down to (V+ to V-)/2,
the V
COM
circuit will turn off.
HI7106 POWER SUPPLY: SINGLE 9V
V+ - V- = 9V
Digital supply is generated internally
V
GND
V+ - 4.5V
HI7106 DISPLAY: LCD
Type: Direct drive with digital logic supply amplitude.
1
1
2
3
4
5
6
7
8
9
1
1
1
1
1
1
1
1
1
2
2
4
3
3
3
3
3
3
3
3
3
3
2
2
2
2
2
2
2
2
V
D
C
B
A
F
G
E
D
C
B
A
F
E
D
B
F
E
A
P
O
O
O
T
R
R
C
R
+
C
R
-
C
I
I
A
B
I
V
G
C
A
G
B
DISPLAY
DISPLAY
C
1
C
2
C
3
C
4
R
3
R
1
R
4
C
5
+
-
IN
R
5
R
2
9V
HI7106
C
1
= 0.1
μ
F
C
2
= 0.47
μ
F
C
3
= 0.22
μ
F
C
4
= 100pF
C
5
= 0.02
μ
F
R
1
= 24k
R
2
= 47k
R
3
= 100k
R
4
= 1k
R
5
= 1M
+
-
R
INT
----------------
=
C
INT
(
-------------------------------
)
I
(
)
=
V
INT
(
-------------------------------
)
I
(
)
=
COUNT
1000
--------------
×
=
HI7106
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PDF描述 |
|---|---|
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| HI7106D | 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:3 1/2 Digit, LCD/LED Display, A/D Converter |
| HI7131 | 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 |
| HI7131_02 | 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 |
| HI7131CM44 | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Harris Corporation 功能描述: |
| HI7131CM44S2324 | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Harris Corporation 功能描述: |
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