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| 型號： | AD7911AUJZ-R2 |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | ADC |
| 英文描述： | 2-CH 10-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO8 |
| 封裝： | ROHS COMPLIANT, MO-193BA, TSOT-8 |
| 文件頁數(shù)： | 22/28頁 |
| 文件大?。?/td> | 346K |
| 代理商： | AD7911AUJZ-R2 |
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AD7911/AD7921
Rev. A | Page 3 of 28
SPECIFICATIONS
AD7911 SPECIFICATIONS
Temperature range for A Grade from 40°C to +85°C.
VDD = 2.35 V to 5.25 V, fSCLK = 5 MHz, fSAMPLE = 250 kSPS; TA = TMIN to TMAX, unless otherwise noted.
Table 1.
Parameter
A Grade1
Unit
Test Conditions/Comments
DYNAMIC PERFORMANCE
fIN = 100 kHz sine wave
Signal-to- Noise and Distortion (SINAD)2
61
dB min
Total Harmonic Distortion (THD)2
71
dB max
Peak Harmonic or Spurious Noise (SFDR)2
72
dB max
Intermodulation Distortion (IMD)2
Second-Order Terms
82
dB typ
fa = 100.73 kHz, fb = 90.7 kHz
Third-Order Terms
83
dB typ
fa = 100.73 kHz, fb = 90.7 kHz
Aperture Delay
10
ns typ
Aperture Jitter
30
ps typ
Channel-to-Channel Isolation2
90
dB typ
Full Power Bandwidth
8.5
MHz typ
@ 3 dB
1.5
MHz typ
@ 0.1 dB
DC ACCURACY
Resolution
10
Bits
Integral Nonlinearity2
±0.5
LSB max
Differential Nonlinearity2
±0.5
LSB max
Guaranteed no missed codes to 10 bits
Offset Error2
±0.5
LSB max
Offset Error Match2, 3
±0.3
LSB max
Gain Error2
±0.5
LSB max
Gain Error Match2, 3
±0.3
LSB max
Total Unadjusted Error (TUE)2
±0.5
LSB max
ANALOG INPUT
Input Voltage Ranges
0 to VDD
V
DC Leakage Current
±0.3
μA max
Input Capacitance
20
pF typ
LOGIC INPUTS
Input High Voltage, VINH
0.7 (VDD)
V min
2.35 V ≤ VDD ≤ 2.7 V
2
V min
2.7 V < VDD ≤ 5.25 V
Input Low Voltage, VINL
0.3
V max
VDD = 2.35 V
0.2 (VDD)
V max
2.35 V < VDD ≤ 2.7 V
0.8
V max
2.7 V < VDD ≤ 5.25 V
Input Current, IIN, SCLK Pin
±0.3
μA max
VIN = 0 V or VDD
Input Current, IIN, CS Pin
±0.3
μA max
Input Current, IIN, DIN Pin
±0.3
μA max
Input Capacitance, CIN
5
pF max
LOGIC OUTPUTS
Output High Voltage, VOH
VDD 0.2
V min
ISOURCE = 200 μA, VDD = 2.35 V to 5.25 V
Output Low Voltage, VOL
0.2
V max
ISINK = 200 μA
Floating-State Leakage Current
±0.3
μA max
Floating-State Output Capacitance3
5
pF max
Output Coding
Straight (natural) binary
See notes at end of table.
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