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參數(shù)資料
| 型號： | ADC774 |
| 英文描述： | Microprocessor-Compatible ANALOG-TO-DIGITAL CONVERTER |
| 中文描述： | 微處理器兼容模擬到數(shù)字轉換器 |
| 文件頁數(shù)： | 2/8頁 |
| 文件大小： | 87K |
| 代理商： | ADC774 |
2
ADC774
SPECIFICATIONS
ELECTRICAL
T
A
= +25
°
C, V
CC
= +12V or +15V, V
EE
= –12V or –15V, V
LOGIC
= +5V unless otherwise specified.
ADC774J, ADC774SH
ADC774K, ADC774TH
PARAMETER
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
RESOLUTION
12
*
Bits
INPUTS
ANALOG
Voltage Ranges: Unipolar
Bipolar
Impedance: 0 to +10V,
±
5V
±
10V, 0V to +20V
0 to +10, 0 to +20
±
5,
±
10
5
10
*
*
*
*
V
V
k
k
3.75
7.5
6.25
12.5
*
*
*
*
DIGITAL
(CE, CS, R/C, A
O
, 12/8)
Over Temperature Range
Voltages: Logic 1
Logic 0
Current
Capacitance
+2
–0.5
–5
+5.5
+0.8
+5
*
*
*
*
*
*
V
V
μ
A
pF
0.1
5
*
*
TRANSFER CHARACTERISTICS
ACCURACY
At +25
°
C
Linearity Error
Unipolar Offset Error (Adjustable to Zero)
Bipolar Offset Error (Adjustable to Zero)
Full-Scale Calibration Error
(1)
(Adjustable to Zero)
No Missing Codes Resolution (Diff. Linearity)
Inherent Quantization Error
T
MIN
to T
MAX
Linearity Error: J, K Grades
S, T Grades
Full-Scale Calibration Error
Without Initial Adjustment
(1)
: J, K Grades
±
1
±
2
±
10
±
1/2
*
±
4
LSB
LSB
LSB
±
0.25
*
% of FS
(2)
Bits
LSB
11
12
±
1/2
*
±
1
±
1
±
1/2
±
3/4
LSB
LSB
±
0.47
±
0.75
±
0.22
±
0.5
±
0.37
±
0.5
±
0.12
±
0.25
% of FS
% of FS
% of FS
% of FS
Bits
S, T Grades
Adjusted to Zero at +25
°
C: J, K Grades
S, T Grades
No Missing Codes Resolution (Diff. Linearity)
11
12
TEMPERATURE COEFFICIENTS
(T
MIN
to T
MAX
)
(3)
Unipolar Offset: J, K Grades
S, T Grades
Max Change: All Grades
Bipolar Offset: All Grades
Max Change: J, K Grades
S, T Grades
Full-Scale Calibration: J, K Grades
S, T Grades
Max Change: J, K Grades
S, T Grades
±
10
±
5
±
2
±
10
±
2
±
4
±
45
±
50
±
9
±
20
±
5
±
2.5
±
1
±
5
±
1
±
2
±
25
±
25
±
5
±
10
ppm/
°
C
ppm/
°
C
LSB
ppm/
°
C
LSB
LSB
ppm/
°
C
ppm/
°
C
LSB
LSB
POWER SUPPLY SENSITIVITY
Change in Full-Scale Calibration
+13.5V < V
CC
<+16.5V or +11.4V < V
CC
< +12.6V
–16.5V < V
EE
<–13.5V or –12.6V < V
EE
< –11.4V
+4.5V < V
LOGIC
<+5.5V
±
2
±
2
±
1/2
±
1
±
1
*
LSB
LSB
LSB
CONVERSION TIME
(4,5)
8-Bit Cycle
12-Bit Cycle
5
5.3
8.5
*
*
μ
s
μ
s
7.5
OUTPUTS
DIGITAL
(DB11 – DB0, STATUS)
(Over Temperature Range)
Output Codes: Unipolar
Bipolar
Logic Levels: Logic 0 (I
SINK
= 1.6mA)
Logic 1 (I
= 500
μ
A)
Leakage, Data Bits Only, High-Z State
Capacitance
Unipolar Straight Binary (USB)
Bipolar Offset Binary (BOB)
+0.4
*
V
V
μ
A
pF
+2.4
–5
*
*
0.1
5
+5
*
*
*
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| ADC774JH | 制造商:BURR-BROWN 功能描述: 制造商:Texas Instruments 功能描述: 制造商:Texas Instruments 功能描述:1-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, CDIP28 |
| ADC774JH-BI | 制造商:BB 制造商全稱:BB 功能描述:Microprocessor-Compatible ANALOG-TO-DIGITAL CONVERTER |
| ADC774JP | 制造商:BURR-BROWN 功能描述: 制造商:Texas Instruments 功能描述: 制造商:Texas Instruments 功能描述:1-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PDIP28 |
| ADC774JP-BI | 制造商:BB 制造商全稱:BB 功能描述:Microprocessor-Compatible ANALOG-TO-DIGITAL CONVERTER |
| ADC774KH | 制造商:BB 制造商全稱:BB 功能描述:Microprocessor-Compatible ANALOG-TO-DIGITAL CONVERTER |
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