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參數資料
| 型號： | AD7865AS-1 |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | ADC |
| 英文描述： | Four-Channel, Simultaneous Sampling, Fast, 14-Bit ADC |
| 中文描述： | 4-CH 14-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PQFP44 |
| 封裝： | PLASTIC, QFP-44 |
| 文件頁數： | 3/19頁 |
| 文件大小： | 195K |
| 代理商： | AD7865AS-1 |
–3–
AD7865
REV. A
Parameter
A, Y Versions
1
B Version
Units
Test Conditions/Comments
REFERENCE INPUT/OUTPUT
V
REF
IN Input Voltage Range
V
REF
IN Input Capacitance
6
V
REF
OUT Output Voltage
V
REF
OUT Error @ +25
°
C
V
REF
OUT Error T
MIN
to T
MAX
V
REF
OUT Temperature Coefficient
V
REF
OUT Output Impedance
2.375/2.625
10
2.5
±
10
±
20
25
6
2.375/2.625
10
2.5
±
10
±
20
25
6
V
MIN
/V
MAX
pF max
Vnom
mV max
mV max
ppm/
°
C typ
k
typ
2.5 V
±
5%
See Reference Section
LOGIC INPUTS
Input High Voltage, V
INH
Input Low Voltage, V
INL
Input Current, I
IN
Input Capacitance, C
IN6
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
DB13–DB0
High Impedance
Leakage Current
Capacitance
6
Output Coding
AD7865-1, AD7865-3
AD7865-2
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
2.4
0.35
350
100
2.4
0.35
350
100
μ
s max
μ
s max
kSPS max
kSPS max
For Single Channel
For Single Channel
For All Four Channels
POWER REQUIREMENTS
V
DD
I
DD
AD7865-1
Normal Mode
Standby Mode
AD7865-2
Normal Mode
Standby Mode
AD7865-3
Normal Mode
Standby Mode
Power Dissipation
AD7865-1
Normal Mode
Standby Mode
AD7865-2
Normal Mode
Standby Mode
AD7865-3
Normal Mode
Standby Mode
+5
+5
V nom
±
5% for Specified Performance
Typically 23 mA, Logic Inputs = 0 V or V
DD
32
20
32
20
mA max
μ
A max
Typically 20 mA, Logic Inputs = 0 V or V
DD
30
20
30
20
mA max
μ
A max
Typically 23 mA, Logic Inputs = 0 V or V
DD
32
20
32
20
mA max
μ
A max
160
100
160
100
mW max
μ
W max
Typically 115mW. V
DD
= +5 V
Typically 15
μ
W
150
100
150
100
mW max
μ
W max
Typically 100mW. V
DD
= +5 V
Typically 15
μ
W
160
100
160
100
mW max
μ
W max
Typically 115mW. V
DD
= +5 V
Typically 15
μ
W
NOTES
1
Temperature ranges are as follows : A, B Versions: –40
°
C to +85
°
C, Y Version: –40
°
C to +105
°
C.
2
Performance measured through full channel (SHA and ADC).
3
See Terminology.
4
Total Harmonic Distortion and Peak Harmonic or Spurious Noise are specified at –83 dBs for the AD7865-2.
5
Measured between any two channels with the other two channels grounded.
6
Sample tested @ +25
°
C to ensure compliance.
Specifications subject to change without notice.
相關PDF資料 |
PDF描述 |
|---|---|
| AD7865AS-2 | Four-Channel, Simultaneous Sampling, Fast, 14-Bit ADC |
| AD7865AS-3 | Four-Channel, Simultaneous Sampling, Fast, 14-Bit ADC |
| AD7865BS-1 | Four-Channel, Simultaneous Sampling, Fast, 14-Bit ADC |
| AD7865BS-2 | Four-Channel, Simultaneous Sampling, Fast, 14-Bit ADC |
| AD7865BS-3 | Four-Channel, Simultaneous Sampling, Fast, 14-Bit ADC |
相關代理商/技術參數 |
參數描述 |
|---|---|
| AD7865AS-1REEL | 制造商:Analog Devices 功能描述:ADC Single SAR 350ksps 14-bit Parallel 44-Pin MQFP T/R 制造商:Rochester Electronics LLC 功能描述:4 CH. SIMULTANEOUS BIPOLAR,14-B ADC I.C. - Tape and Reel |
| AD7865AS2 | 制造商:AD 功能描述:* |
| AD7865AS-2 | 制造商:Analog Devices 功能描述:ADC Single SAR 350ksps 14-bit Parallel 44-Pin MQFP 制造商:Analog Devices 功能描述:IC 14-BIT ADC |
| AD7865AS-2REEL | 制造商:Analog Devices 功能描述:ADC Single SAR 350ksps 14-bit Parallel 44-Pin MQFP T/R 制造商:Analog Devices 功能描述:ADC SGL SAR 350KSPS 14BIT PARALLEL 44MQFP - Tape and Reel |
| AD7865AS-3 | 制造商:Analog Devices 功能描述:ADC Single SAR 350ksps 14-bit Parallel 44-Pin MQFP 制造商:Rochester Electronics LLC 功能描述:4 CH. SIMULTANEOUS BIPOLAR,14-B ADC I.C. - Bulk 制造商:Analog Devices 功能描述:IC 14-BIT ADC |
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