AD7912ARM-REEL7 데이터 시트보기 (PDF) - Analog Devices
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AD7912ARM-REEL7 Datasheet PDF : 32 Pages
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AD7912/AD7922
AD7922 SPECIFICATIONS
Temperature range for A Grade from −40°C to +85°C.
VDD = 2.35 V to 5.25 V, fSCLK = 18 MHz, fSAMPLE = 1 MSPS; TA = TMIN to TMAX, unless otherwise noted.
Table 2.
Parameter
DYNAMIC PERFORMANCE
Signal-to-Noise + Distortion (SINAD)2
Signal-to-Noise Ratio (SNR)2
Total Harmonic Distortion (THD)2
Peak Harmonic or Spurious Noise (SFDR)2
Intermodulation Distortion (IMD)2
Second-Order Terms
Third-Order Terms
Aperture Delay
Aperture Jitter
Channel-to-Channel Isolation2
Full Power Bandwidth
DC ACCURACY
Resolution
Integral Nonlinearity2
Differential Nonlinearity2
Offset Error2
Offset Error Match2, 3
Gain Error2
Gain Error Match2, 3
Total Unadjusted Error (TUE)2
ANALOG INPUT
Input Voltage Ranges
DC Leakage Current
Input Capacitance
LOGIC INPUTS
Input High Voltage, VINH
Input Low Voltage, VINL
Input Current, IIN, SCLK Pin
Input Current, IIN, CS Pin
Input Current, IIN, DIN Pin
Input Capacitance, CIN3
A Grade1
70
72
71
72.5
−81
−84
−84
−86
10
30
90
8.5
1.5
12
±1.5
±0.7
−0.9/+1.5
−0.7/+1.2
±1
±0.1
±0.5
±0.02
±2
±0.5
±1
±0.2
±1.5
±0.5
0 to VDD
±0.3
20
0.7 (VDD)
2
0.3
0.2 (VDD)
0.8
±0.3
±0.3
±0.3
5
Unit
dB min
dB typ
dB min
dB typ
dB typ
dB typ
dB typ
dB typ
ns typ
ps typ
dB typ
MHz typ
MHz typ
Bits
LSB max
LSB typ
LSB max
LSB typ
LSB max
LSB typ
LSB max
LSB typ
LSB max
LSB typ
LSB max
LSB typ
LSB max
LSB typ
V
µA max
pF typ
V min
V min
V max
V max
V max
µA max
µA max
µA max
pF max
Test Conditions/Comments
fIN = 100 kHz sine wave
fa = 100.73 kHz, fb = 90.72 kHz
fa = 100.73 kHz, fb = 90.72 kHz
@ 3 dB
@ 0.1dB
VDD = 2.35 V to 3.6V
VDD = 4.75 V to 5.25V
Guaranteed no missed codes to 12 bits
VDD = 2.35 V to 3.6V
VDD = 4.75 V to 5.25V
VDD = 2.35 V to 3.6V
VDD = 4.75 V to 5.25V
VDD = 2.35 V to 3.6V
VDD = 4.75 V to 5.25V
VDD = 2.35 V to 3.6V
VDD = 4.75 V to 5.25V
VDD = 2.35 V to 3.6V
VDD = 4.75 V to 5.25V
VDD = 2.35 V to 3.6V
VDD = 4.75 V to 5.25V
2.35 V ≤ VDD ≤ 2.7 V
2.7 V < VDD ≤ 5.25 V
VDD = 2.35 V
2.35 V < VDD ≤ 2.7 V
2.7 V < VDD ≤ 5.25 V
Typically 8 nA, VIN = 0 V or VDD
Rev. 0 | Page 5 of 32
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