AD7492 データシートの表示（PDF） - Analog Devices
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AD7492 Datasheet PDF : 24 Pages
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AD7492
SPECIFICATIONS
AD7492-5
VDD = 4.75 V to 5.25 V, TA = TMIN to TMAX, unless otherwise noted.
Table 1.
Parameter
DYNAMIC PERFORMANCE
Signal-to-Noise and Distortion (SINAD)
Signal-to-Noise Ratio (SNR)
Total Harmonic Distortion (THD)
Peak Harmonic or Spurious-Free
Dynamic Noise (SFDR)
Intermodulation Distortion (IMD)
Second Order Terms
Third Order Terms
Aperture Delay
Aperture Jitter
Full Power Bandwidth
DC ACCURACY
Resolution
Integral Nonlinearity
Differential Nonlinearity
A Version1
69
68
70
68
−83
−87
−75
−83
−90
−76
−82
−90
−71
−88
5
15
10
12
±1.5
+1.5/–0.9
B Version1
69
68
70
68
−83
−87
−75
−83
−90
−76
−82
−90
−71
−88
5
15
10
12
±1.25
+1.5/−0.9
Offset Error
Gain Error
ANALOG INPUT
Input Voltage Ranges
DC Leakage Current
Input Capacitance
REFERENCE OUTPUT
REF OUT Output Voltage Range
LOGIC INPUTS
Input High Voltage, VINH2
Input Low Voltage, VINL2
Input Current, IIN
Input Capacitance, CIN3
LOGIC OUTPUTS
Output High Voltage, VOH
Output Low Voltage, VOL
Floating-State Leakage Current
Floating-State Output Capacitance
Output Coding
±9
±2.5
0 to 2.5
±1
33
2.5
VDRIVE × 0.7
VDRIVE × 0.3
±1
10
VDRIVE − 0.2
0.4
±10
10
Straight (natural)
binary
±9
±2.5
0 to 2.5
±1
33
2.5
VDRIVE × 0.7
VDRIVE × 0.3
±1
10
VDRIVE − 0.2
0.4
±10
10
Straight (natural)
binary
Unit
dB typ
dB min
dB typ
dB min
dB typ
dB typ
dB max
dB typ
dB typ
dB max
dB typ
dB typ
dB typ
dB typ
ns typ
ps typ
MHz typ
Bits
LSB max
LSB max
LSB max
LSB max
V
μA max
pF typ
V
V min
V max
μA max
pF max
V min
V max
μA max
pF max
Test Conditions/Comments
fS = 1.25 MSPS
fIN = 500 kHz sine wave
fIN = 100 kHz sine wave
fIN = 500 kHz sine wave
fIN = 100 kHz sine wave
fIN = 500 kHz sine wave
fIN = 100 kHz sine wave
fIN = 100 kHz sine wave
fIN = 500 kHz sine wave
fIN = 100 kHz sine wave
fIN = 100 kHz sine wave
fIN = 500 kHz sine wave
fIN = 100 kHz sine wave
fIN = 500 kHz sine wave
fIN = 100 kHz sine wave
fS = 1.25 MSPS
Guaranteed no missed codes to
12 bits (A and B versions)
±1.5% for specified performance
VDD = 5 V ± 5%
VDD = 5 V ± 5%
Typically 10 nA, VIN = 0 V or VDD
ISOURCE = 200 μA
ISINK = 200 μA
Rev. A | Page 3 of 24
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