AD7896AN 데이터 시트보기 (PDF) - Analog Devices
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AD7896AN Datasheet PDF : 16 Pages
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AD7896–SPECIFICATIONS (VDD = 2.7 V to 5.5 V, AGND = DGND = 0 V. All specifications TMIN to TMAX,
unless otherwise noted.)
Parameter
A Version1
DYNAMIC PERFORMANCE 2
Signal-to-(Noise + Distortion) Ratio3
@ 25°C
70
B Version J Version S Version Unit
70
70 typ 70
dB min
TMIN to TMAX
Total Harmonic Distortion (THD)3 –77
70
dB min
–77
–80 typ –77
dB max
Peak Harmonic or Spurious Noise3 –80
–80
–80 typ
dB max
Intermodulation Distortion (IMD)3
Second Order Terms
Third Order Terms
–77
–77
–80 typ –77
dB max
–80
–80
–80 typ –80
dB max
Test Conditions/
Comments
fIN = 10 kHz Sine Wave,
fSAMPLE = 100 kHz
fIN = 10 kHz Sine Wave,
fSAMPLE = 100 kHz
fIN = 10 kHz Sine Wave,
fSAMPLE = 100 kHz
fa = 9 kHz, fb = 9.5 kHz,
fSAMPLE = 100 kHz
DC ACCURACY
Resolution
Minimum Resolution for Which No
Missing Codes Are Guaranteed
Relative Accuracy3
Differential Nonlinearity3
Positive Full-Scale Error3
Unipolar Offset Error
ANALOG INPUT
Input Voltage Range
Input Current
12
12
±1
±1
±3
±4
±4
0 to +VDD
±2
12
12
12
Bits
12
12
12
Bits
± 1/2
±1
±1
LSB max
±1
±1
±1
LSB max
± 1.5
±3
±3
LSB max
±4
±5
±4
LSB max VDD = 5 V ± 10%
±3
±5
±4
LSB max VDD = 2.7 V to 3.6 V
0 to +VDD 0 to +VDD 0 to +VDD V
±2
±2
±5
µA max
LOGIC INPUTS
Input High Voltage, VINH
Input Low Voltage, VINL
Input Current, IIN
Input Capacitance, CIN4
LOGIC OUTPUTS
Output High Voltage, VOH
Output Low Voltage, VOL
Output Coding
2.0
2.0
2.0
2.0
V min
VDD = 2.7 V to 3.6 V
2.4
2.4
2.4
2.4
VDD = 5 V ± 10%
0.8
0.8
0.8
0.8
V max
± 10
± 10
± 10
± 10
µA max VIN = 0 V to VDD
10
10
10
10
pF max
2.4
2.4
2.4
2.4
V min
ISOURCE = 400 A
0.4
0.4
0.4
0.4
V max
ISINK = 1.6 mA
Straight (Natural) Binary
CONVERSION RATE
Conversion Time
Mode 1 Operation
8
Mode 2 Operation5
14
Track-and-Hold Acquisition Time3 1.5
8
8
8.5
µs max
14
14
14.5
µs max
1.5
1.5
1.5
µs max
–2–
Rev. D
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