參數(shù)資料
型號(hào)： AD7864AS-3
廠商： ANALOG DEVICES INC
元件分類： ADC
英文描述： 4-Channel, Simultaneous Sampling, High Speed, 12-Bit ADC
中文描述： 4-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PQFP44
封裝： PLASTIC, MO-112-AA, MQFP-44
文件頁(yè)數(shù)： 3/19頁(yè)
文件大?。?/td> 214K
代理商： AD7864AS-3
–3–
REV. A
AD7864
Parameter
A Version
1
B Version
Units
Test Conditions/Comments
LOGIC INPUTS
Input High Voltage, V
INH
Input Low Voltage, V
INL
Input Current, I
IN
Input Capacitance, C
IN4
2.4
0.8
±
10
10
2.4
0.8
±
10
10
V min
V max
μ
A max
pF max
V
DD
= 5 V
±
5%
V
DD
= 5 V
±
5%
LOGIC OUTPUTS
Output High Voltage, V
OH
Output Low Voltage, V
OL
DB11–DB0
High Impedance
Leakage Current
Capacitance
4
Output Coding
AD7864-1, AD7864-3
AD7864-2
4.0
0.4
4.0
0.4
V min
V max
I
SOURCE
= 400
μ
A
I
SINK
= 1.6 mA
±
10
10
±
10
10
μ
A max
pF max
Twos Complement
Straight (Natural) Binary
CONVERSION RATE
Conversion Time
Track/Hold Acquisition Time
2, 3
Throughput Time
1.65
0.35
130
1.65
0.35
130
μ
s max
μ
s max
kSPS max
For One Channel
For All Four Channels
POWER REQUIREMENTS
V
DD
I
DD
Normal Mode
Standby Mode
Power Dissipation
Normal Mode
Standby Mode
+5
+5
V nom
±
5% for Specified Performance
(5
μ
A typ) Logic Inputs = 0 V or V
DD
24
20
24
20
mA max
μ
A max
Typically 4
μ
A
120
100
120
100
mW max
μ
W max
Typically 90mW
Typically 20
μ
W
NOTES
1
Temperature ranges are as follows: A, B Versions: –40
°
C to +85
°
C. Note: The A Version is fully specified up to +105
°
C with degraded INL and DNL specifications
of
±
2 LSBs max.
2
Performance measured through full channel (SHA and ADC).
3
See Terminology.
4
Sample tested @ +25
°
C to ensure compliance.
Specifications subject to change without notice.
相關(guān)PDF資料
PDF描述
AD7864AS IC-SM-12-BIT ADC
AD7865YS-1 Four-Channel, Simultaneous Sampling, Fast, 14-Bit ADC
AD7865YS-2 Four-Channel, Simultaneous Sampling, Fast, 14-Bit ADC
AD7865YS-3 Four-Channel, Simultaneous Sampling, Fast, 14-Bit ADC
AD7865AS-1 Four-Channel, Simultaneous Sampling, Fast, 14-Bit ADC
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