AD7274BRMZ-REEL2 查看數據表（PDF） - Analog Devices
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AD7274BRMZ-REEL2 Datasheet PDF : 29 Pages
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AD7273/AD7274
AD7273 SPECIFICATIONS
VDD = 2.35 V to 3.6 V, VREF = 2.35 V to VDD, fSCLK = 48 MHz, fSAMPLE = 3 MSPS, TA = TMIN to TMAX, unless otherwise noted.
Table 3.
Parameter
DYNAMIC PERFORMANCE
Signal-to-Noise + Distortion (SINAD)3
Total Harmonic Distortion (THD)3
Peak Harmonic or Spurious Noise (SFDR)3
Intermodulation Distortion (IMD)
Second-Order Terms
Third-Order Terms
Aperture Delay
Aperture Jitter
Full Power Bandwidth
Power Supply Rejection Ratio (PSRR)
DC ACCURACY
Resolution
Integral Nonlinearity3
Differential Nonlinearity3
Offset Error3
Gain Error3
Total Unadjusted Error (TUE)3
ANALOG INPUT
Input Voltage Range
DC Leakage Current
Input Capacitance
REFERENCE INPUT
VREF Input Voltage Range
DC leakage Current
Input Capacitance
Input Impedance
LOGIC INPUTS
Input High Voltage, VINH
Input Low Voltage, VIN
Input Current, IIN
Input Capacitance, CIN4
LOGIC OUTPUTS
Output High Voltage, VOH
Output Low Voltage, VOL
Floating-State Leakage Current
Floating-State Output Capacitance4
Output Coding
CONVERSION RATE
Conversion Time
Track-and-Hold Acquisition Time3
Throughput Rate
B Grade1
61
−72
−77
−80
Unit 2
dB min
dB max
dB typ
dB typ
Test Conditions/Comments
fIN = 1 MHz sine wave
−81
dB typ
fa = 1 MHz, fb = 0.97 MHz
−81
dB typ
fa = 1 MHz, fb = 0.97 MHz
5
ns typ
18
ps typ
74
MHz typ
@ 3 dB
10
MHz typ
@ 0.1 dB
82
dB typ
10
Bits
±0.5
LSB max
±0.5
LSB max
Guaranteed no missed codes to 10 bits
±1
LSB max
±1.5
LSB max
±2.5
LSB max
0 to VREF
±1
±5.5
42
10
V
μA max
μA max
pF typ
pF typ
−40°C to +85°C
85°C to 125°C
When in track
When in hold
1.4 to VDD
±1
20
32
V min/V max
μA max
pF typ
Ω typ
1.7
V min
2.35 V ≤ VDD ≤ 2.7 V
2
V min
2.7 V < VDD ≤ 3.6 V
0.7
V max
2.35 V ≤ VDD< 2.7 V
0.8
V max
2.7 V ≤ VDD ≤ 3.6 V
±1
μA max
Typically 10 nA, VIN = 0 V or VDD
2
pF max
VDD − 0.2
V min
0.2
V max
±2.5
μA max
4.5
pF max
Straight (natural) binary
ISOURCE = 200 μA; VDD = 2.35 V to 3.6 V
ISINK = 200 μA
250
ns max
12 SCLK cycles with SCLK at 48 MHz
60
ns max
3.45
MSPS max
See the Serial Interface section
Rev. 0 | Page 5 of 28
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