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參數(shù)資料
| 型號： | ICL8052CDD |
| 廠商： | INTERSIL CORP |
| 元件分類： | ADC |
| 英文描述： | Precision 4 1/2 Digit, A/D Converter |
| 中文描述： | 1-CH 4-BIT DUAL-SLOPE ADC, PARALLEL ACCESS, CDIP14 |
| 封裝： | CERDIP-14 |
| 文件頁數(shù)： | 21/21頁 |
| 文件大?。?/td> | 198K |
| 代理商： | ICL8052CDD |
5-26
ICL7104 with ICL8052/8068 Integrating A/D Converter Equations
Oscillator
CRYSTAL or RC (RC on -14 Part Only)
f
OSC
(Typ) 200kHz
f
OSC
= 0.45/RC (ICL7104-14 Only)
C
OSC
> 50pF and R
OSC
> 50K
Oscillator Period
t
OSC
= 1/f
OSC
Integration Clock Frequency
f
CLOCK
= f
OSC
Integration Period
t
INT
= 8192 x t
OSC
(7104-14)
t
INT
= 32768 x t
OSC
(7104-16)
60/50Hz Rejection Criterion
t
INT
/t
60Hz
or t
INT
/t
50Hz
= Integer
Optimum Integration Current
I
INT
= 20
μ
A
Full Scale Analog Input Voltage
V
INFS
(Typ) = 200mV to 2V = 2V
REF
Integrate Resistor
Integrate Capacitor
(
-------------------------------
=
Integrator Output Voltage
V
INT
(Typ) = 9V
Output Count
Output Type:
Binary Amplitude with Polarity and Overrange Bits.
Power Supply:
±
15V, +5V
V++ = +15V
V- = -15V
V+ = +5V
V
REF
1.75V
If V
REF
not used, float output pin.
Auto Zero Capacitor Values
0.01
μ
F < C
AZ
< 1
μ
F
Reference Capacitor Value
C
REF
= (Buffer Gain) x C
AZ
R
INT
BufferGain
------------------------------------------------------------
(
)
V
×
INT
=
C
INT
t
)
I
INT
(
)
V
INT
t
-------------------------------
(
)
I
INT
(
)
=
Count
8192
V
REF
--------------
×
(7104-14)
=
Count
32768
V
REF
--------------
×
(7104-16)
=
FIGURE 17.
AUTOZERO
(COUNT)
24,576 - 8,193
98,304 - 32,769
INTEGRATE
(FIXED COUNT)
8192
32768
DEINTEGRATE
(COUNT)
0 - 16383
0 - 65535
ICL7104 - 14
ICL7104 - 16
CONVERSION TIME (IN CONTINUOUS MODE):
32,768
t
OSC
(7104 - 14)
131,072
t
OSC
(7104 - 16)
ICL8052/ICL7104, ICL8068/ICL7104
All Intersil semiconductor products are manufactured, assembled and tested under
ISO9000
quality systems certification.
Intersil products are sold by description only. Intersil Corporation reserves the right to make changes in circuit design and/or specifications at any time without
notice. Accordingly, the reader is cautioned to verify that data sheets are current before placing orders. Information furnished by Intersil is believed to be accurate
and reliable. However, no responsibility is assumed by Intersil or its subsidiaries for its use; nor for any infringements of patents or other rights of third parties which
may result from its use. No license is granted by implication or otherwise under any patent or patent rights of Intersil or its subsidiaries.
For information regarding Intersil Corporation and its products, see web site
http://www.intersil.com
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| ICL8052CPD | 14-Bit/16-Bit, Microprocessor- Compatible, 2-Chip, A/D Converter |
| ICL7104-16 | 16-Bit, Microprocessor-Compatible, 2-Chip, A/D Converter(16位、微處理器兼容的2片ADC) |
| ICL7104 | 14-Bit/16-Bit, Microprocessor- Compatible, 2-Chip, A/D Converter |
| ICL7104-14CPL | 14-Bit/16-Bit, Microprocessor- Compatible, 2-Chip, A/D Converter |
| ICL7104-16CPL | 14-Bit/16-Bit, Microprocessor- Compatible, 2-Chip, A/D Converter |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| ICL8052CDL | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Converter IC |
| ICL8052CJD | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| ICL8052CPD | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| ICL8052CPL | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Converter IC |
| ICL8053 | 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:Precision Chip Pairs for A/D Conversion |
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