AD2S100 Ver la hoja de datos (PDF) - Analog Devices
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AD2S100 Datasheet PDF : 12 Pages
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AD2S100–SPECIFICATIONS (VDD = +5 V ؎ 5%; VSS = –5 V ؎ 5% AGND = DGND = O V; TA = –40؇C to
+85°C, unless otherwise noted)
Parameter
Min
SIGNAL INPUTS
PH/IP1, 2, 3, 4 Voltage Level
PH/IPH1, 2, 3 Voltage Level
Input Impedance
PH/IP1, 2, 3
7.5
PH/IPH1, 2, 3
13.5
PH/IP1, 4
1
Gain
PH/IP1, 2, 3, 4
0.98
PH/IPH1, 2, 3
VECTOR PERFORMANCE
3θ Input-Output
Radius Error (Any Phase)
Angular Error1, 2 (PH/IP)
(PH/IPH)
Monotonicity
Full Power Bandwidth
Small Signal Bandwidth
ANALOG SIGNAL OUTPUTS
PH/OP1, 2, 3, 4
Output Voltage3
Offset Voltage
Slew Rate
Small Signal Step Response
Output Resistance
Output Drive Current
3.0
Resistive Load
2
Capacitive Load
STROBE
Write
100
Max Update Rate
BUSY
Pulse Width
VOH
4
VOL
DIGITAL INPUTS
DB1–DB12
VIH
3.5
VIL
Input Current, IIN
Input Capacitance, CIN
CONVERT MODE
(CONV1, CONV2)
VIH
3.5
VIL
Input Current
Input Capacitance
CONVERT LOGIC
CONV1
NO CONNECT
CONV2
DGND
DGND
VDD
VDD
VDD
Typ
± 2.8
10
18
1
0.56
0.35
9
50
200
± 2.8
2
2
1
15
4.0
50
366
1.7
10
10
Max
؎3.3
± 4.25
1.02
Units
V p-p
V p-p
kΩ
kΩ
MΩ
Conditions
DC to 50 kHz
DC to 50 kHz
Mode 1 Only (2 Phase) Sin & Cos
0.7
%
DC to 600 Hz
18
arc min DC to 600 Hz
24
arc min DC to 600 Hz
Guaranteed Monotonic
kHz
kHz
PH/IP, PH/IPH INPUTS
± 3.3
V p-p
DC to 50 kHz
5
mV
Inputs = 0 V
V/µs
µs
1° Input to Settle to ± 1 LSB
(Input to Output)
Ω
mA
Outputs to AGND
kΩ
pF
ns
Positive Pulse
kHz
2.5
µs
Conversion in Process
V dc
IOH = 0.5 mA
1
V dc
IOL = 0.5 mA
V dc
1.5
V dc
؎10
µA
pF
V dc
Internal 50 kΩ Pull-Up Resistor
1.5
V dc
100
µA
pF
2-Phase Orthogonal with 2 Inputs
Nominal Input Level
3-Phase (0°, 120°, 240°) with 3 Inputs
Nominal Input Level
3-Phase (0°, 120°, 240°) with 2 Inputs
Nominal Input Level
–2–
REV. A
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