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AD7380 bảng dữ liệu(PDF) 4 Page - Analog Devices

tên linh kiện AD7380
Giải thích chi tiết về linh kiện  Differential Input, Quad,14-Bit, Simultaneous Sampling, SAR ADC
PDF  31 Pages
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nhà sản xuất  AD [Analog Devices]
Trang chủ  http://www.analog.com
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AD7380 bảng dữ liệu(HTML) 4 Page - Analog Devices

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AD7381-4
Data Sheet
Rev. 0 | Page 4 of 31
VCC = 3.0 V to3.6 V, VLOGIC = 1.65 V to 3.6 V, VREF = 2.5 V, TA = −40°C to +125°C, no oversampling enabled, unless otherwise noted.
Table 3.
Parameter
Test Conditions/Comments
Min
Typ
Max
Unit
SAMPLING DYNAMICS
Input Bandwidth
At −0.1 dB
6.6
MHz
At −3 dB
26.8
MHz
Aperture Delay
2
ns
Aperture Delay Match
46.8
145
ps
Aperture Jitter
20
ps
REFERENCE INPUT/OUTPUT
VREF Input Voltage Range
External reference
2.49
3.4
V
VREF Input Current
0.9
1.2
mA
VREF Output Voltage
−40°C to +125°C
2.495
2.5
2.505
V
VREF Temperature Coefficient
1
10
ppm/°C
VREF Noise
7
µV rms
DIGITAL INPUTS (SCLK, SDI, CS)
Logic Levels
Input Low Voltage (VIL)
0.2 ×
VLOGIC
V
Input High Voltage (VIH)
0.8 × VLOGIC
V
Input Low Current (IIL)
−1
+1
µA
Input High Current (IIH)
−1
+1
µA
DIGITAL OUTPUTS (SDOA, SDOB, SDOC, SDOD/ALERT)
Output Coding
Twos complement
Bits
Output Low Voltage (VOL)
Current sink (ISINK) = 300 µA
0.4
V
Output High Voltage (VOH)
Current source (ISOURCE) = −300 µA
VLOGIC − 0.3
V
Floating State Leakage Current
±1
µA
Floating State Output Capacitance
10
pF
POWER SUPPLIES
VCC
3.0
3.3
3.6
V
External reference = 3.3 V
3.15
3.3
3.6
V
VLOGIC
1.65
3.6
V
VCC Supply Current (IVCC)
Normal Mode (Operational)
38
42
mA
Normal Mode (Static)
1.7
2
mA
Shutdown Mode
101
200
µA
VLOGIC Current (IVLOGIC)
Analog inputs at positive full scale
Normal Mode (Static)
10
200
nA
Normal Mode (Operational)
7.3
8
mA
Shutdown Mode
10
200
nA
Power Dissipation
Total (PTOTAL)
163.1
180
mW
VCC Power (PVCC)
Normal Mode (Operational)
136.8
151.2
mW
Normal Mode (Static)
6.1
7.2
mW
Shutdown Mode
363.6
720
µW
VLOGIC Power (PVLOGIC)
Analog inputs at positive full scale
Normal Mode (Static)
36
720
nW
Normal Mode (Operational)
26.3
29
mW
Shutdown Mode
36
720
nW



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