AD2S82 AD [Analog Devices], AD2S82 Datasheet - Page 2

• Manufacturer Part Number: AD2S82
• Description: Variable Resolution, Monolithic Resolver-to-Digital Converters
• Manufacturer: AD [Analog Devices]

AD2S81A/AD2S82A–SPECIFICATIONS
Parameter
SIGNAL INPUTS
REFERENCE INPUT
CONTROL DYNAMICS
ACCURACY
VELOCITY SIGNAL
INPUT/OUTPUT PROTECTION
DIGITAL POSITION
INHIBIT
ENABLE
BYTE SELECT
SHORT CYCLE INPUTS
DATA LOAD
Frequency
Voltage Level
Input Bias Current
Input Impedance
Maximum Voltage
Frequency
Voltage Level
Input Bias Current
Input Impedance
Repeatability
Allowable Phase Shift
Tracking Rate
Bandwidth
Angular Accuracy
Monotonicity
Missing Codes (16-Bit Resolution) J, K
Linearity
Reversion Error
DC Zero Offset
DC Zero Offset Tempco
Gain Scaling Accuracy
Output Voltage
Dynamic Ripple
Output Load
Analog Inputs
Analog Outputs
Resolution
Output Format
Load
Sense
Time to Stable Data
ENABLE/Disable Time
Sense
Logic HI
Logic LO
Time to Data Available
SC1
Sense
0
0
1
1
3
3
SC2
1
0
1
0
1
4, 5
3
2
4, 5
Conditions
(Signals to Reference)
10 Bits
12 Bits
14 Bits
16 Bits
User Selectable
H
J
K
L
Guaranteed Monotonic
L
Over Full Range
1 mA Load
Mean Value
Overvoltage Protection
Short Circuit O/P Protection
10, 12, 14 and 16
Bidirectional Natural Binary
Logic LO to Inhibit
Logic LO Enables Position
Output. Logic HI Outputs in
High Impedance State
MS Byte DB1–DB8,
(LS Byte DB9–DB16)
LS Byte DB1–DB8,
(LS Byte DB9–DB16)
Internally Pulled High
(100 k ) to +V
10 Bit
12 Bit
14 Bit
16 Bit
Internally Pulled High (100 k )
to +V
Data to Be Loaded into the
Counters from the Data Lines
S;
Logic LO Allows
S
4
4
Min
400
1.8
1.0
400
1.0
1.0
–10
35
60
8
5.6
–2–
AD2S81A
Typ
2.0
60
60
–22
1
9
8
8
(@ T
Max
20,000
2.2
150
20,000
8.0
150
1
260
6
1.5
1.0
3
600
110
140
+10
A
8
2
10.5
10.4
30 + 1 LSB
3
10
= +25 C, unless otherwise noted)
Min
50
1.8
1.0
50
1.0
1.0
35
–10
60
8
5.6
AD2S82A
Typ
2.0
60
60
–22
150
1
9
8
8
Max
2.2
8.0
1
1040
65
16.25
4
1
6
1.5
1.0
3
300
20,000
150
20,000
150
+10
260
600
110
140
8
2
10.5
10.4
22 + 1 LSB
8 + 1 LSB
4 + 1 LSB
2 + 1 LSB
3
10
Units
Hz
V rms
nA
M
V pk
Hz
V pk
nA
M
LSB
Degrees
rps
rps
rps
rps
arc min
arc min
arc min
arc min
Codes
Code
% FSD
% FSD
mV
% FSD
V
% rms O/P
k
V
mA
LSTTL
ns
ns
ns
ns
V/ C
REV. B