参数资料
型号: EVAL-AD7492SDZ
厂商: Analog Devices Inc
文件页数: 18/24页
文件大小: 0K
描述: BOARD EVAL FOR AD7492
标准包装: 1
系列: *
AD7492
Rev. A | Page 3 of 24
SPECIFICATIONS
AD7492-5
VDD = 4.75 V to 5.25 V, TA = TMIN to TMAX, unless otherwise noted.
Table 1.
Parameter
A Version1
B Version1
Unit
Test Conditions/Comments
DYNAMIC PERFORMANCE
fS = 1.25 MSPS
Signal-to-Noise and Distortion (SINAD)
69
dB typ
fIN = 500 kHz sine wave
68
dB min
fIN = 100 kHz sine wave
Signal-to-Noise Ratio (SNR)
70
dB typ
fIN = 500 kHz sine wave
68
dB min
fIN = 100 kHz sine wave
Total Harmonic Distortion (THD)
83
dB typ
fIN = 500 kHz sine wave
87
dB typ
fIN = 100 kHz sine wave
75
dB max
fIN = 100 kHz sine wave
Peak Harmonic or Spurious-Free
Dynamic Noise (SFDR)
83
dB typ
fIN = 500 kHz sine wave
90
dB typ
fIN = 100 kHz sine wave
76
dB max
fIN = 100 kHz sine wave
Intermodulation Distortion (IMD)
Second Order Terms
82
dB typ
fIN = 500 kHz sine wave
90
dB typ
fIN = 100 kHz sine wave
Third Order Terms
71
dB typ
fIN = 500 kHz sine wave
88
dB typ
fIN = 100 kHz sine wave
Aperture Delay
5
ns typ
Aperture Jitter
15
ps typ
Full Power Bandwidth
10
MHz typ
DC ACCURACY
fS = 1.25 MSPS
Resolution
12
Bits
Integral Nonlinearity
±1.5
±1.25
LSB max
Differential Nonlinearity
+1.5/–0.9
+1.5/0.9
LSB max
Guaranteed no missed codes to
12 bits (A and B versions)
Offset Error
±9
LSB max
Gain Error
±2.5
LSB max
ANALOG INPUT
Input Voltage Ranges
0 to 2.5
V
DC Leakage Current
±1
μA max
Input Capacitance
33
pF typ
REFERENCE OUTPUT
REF OUT Output Voltage Range
2.5
V
±1.5% for specified performance
LOGIC INPUTS
Input High Voltage, VINH2
VDRIVE × 0.7
V min
VDD = 5 V ± 5%
Input Low Voltage, VINL2
VDRIVE × 0.3
V max
VDD = 5 V ± 5%
Input Current, IIN
±1
μA max
Typically 10 nA, VIN = 0 V or VDD
Input Capacitance, CIN3
10
pF max
LOGIC OUTPUTS
Output High Voltage, VOH
VDRIVE 0.2
V min
ISOURCE = 200 μA
Output Low Voltage, VOL
0.4
V max
ISINK = 200 μA
Floating-State Leakage Current
±10
μA max
Floating-State Output Capacitance
10
pF max
Output Coding
Straight (natural)
binary
Straight (natural)
binary
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