參數(shù)資料
型號： AD2S80ATD
廠商： ANALOG DEVICES INC
元件分類： 位置變換器
英文描述： Variable Resolution, Monolithic Resolver-to-Digital Converter
中文描述： SYNCHRO OR RESOLVER TO DIGITAL CONVERTER, CDIP40
封裝： SIDE BRAZED, CERAMIC, DIP-40
文件頁數(shù)： 5/16頁
文件大小： 268K
代理商： AD2S80ATD
AD2S80A
REV. A
–5–
RE COMME NDE D OPE RAT ING CONDIT IONS
Power Supply Voltage (+V
S
, –V
S
) . . . . . . . . .
±
12 V dc
±
10%
Power Supply Voltage V
L
. . . . . . . . . . . . . . . . . +5 V dc
±
10%
Analog Input Voltage (SIN and COS) . . . . . . . 2 V rms
±
10%
Analog Input Voltage (REF) . . . . . . . . . . . . . . 1 V to 8 V peak
Signal and Reference Harmonic Distortion . . . . . . . 10% (max)
PhaseShift Between Signal and Reference . . .
±
10 Degrees(max)
Ambient Operating T emperature Range
Commercial (JD, K D, LD) . . . . . . . . . . . . . . 0
°
C to +70
°
C
Industrial (AD, BD) . . . . . . . . . . . . . . . . . . .–40
°
C to +85
°
C
Extended (SD, SE, T D, T E, UD, UE) . . . –55
°
C to +125
°
C
ABSOLUT E MAX IMUM RAT INGS
l
(
with respect to GND
)
+
V
S2
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +14 V dc
–V
S
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –14 V dc
+V
L
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +V
S
Reference . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +14 V to –V
S
SIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +14 V to –V
S
COS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +14 V to –V
S
Any Logical Input .. . . . . . . . . . . . . . . . . . . –0.4 V dc to +V
L
dc
Demodulator Input . . . . . . . . . . . . . . . . . . . . . . . +14 V to –V
S
Integrator Input . . . . . . . . . . . . . . . . . . . . . . . . . . +14 V to –V
S
VCO Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +14 V to –V
S
Power Dissipation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 860 mW
Operating T emperature
Commercial (JD, K D, LD) . . . . . . . . . . . . . . 0
°
C to +70
°
C
Industrial (AD, BD) . . . . . . . . . . . . . . . . . . .–40
°
C to +85
°
C
Extended (SD, SE, T D, T E, UD, UE) . . . –55
°
C to +125
°
C
θ
JC3
(40-Pin DIP 883 Parts Only) . . . . . . . . . . . . . . . . 11
°
C/W
θ
JC3
(44-Pin LCC 883 Parts Only) . . . . . . . . . . . . . . . . 10
°
C/W
Storage T emperature (All Grades) . . . . . . . . . –65
°
C to +150
°
C
Lead T emperature (Soldering, 10 sec) . . . . . . . . . . . . . +300
°
C
C AUT ION:
1. Absolute Maximum Ratings are those values beyond which damage to the device
may occur.
2. Correct polarity voltages must be maintained on the +V
S
and –V
S
pins.
3. With reference to Appendix C of MIL-M-38510.
Bit Weight T able
Binary
Bits (N)
Resolution
(2
N
)
Degrees
/Bit
Minutes
/Bit
Seconds
/Bit
0
1
2
3
4
1
2
4
8
360.0
180.0
90.0
45.0
22.5
21600.0
10800.0
5400.0
2700.0
1350.0
1296000.0
648000.0
324000.0
162000.0
81000.0
16
5
6
7
8
9
32
64
128
256
512
11.25
5.625
2.8125
1.40625
0.703125
675.0
337.5
168.75
84.375
42.1875
40500.0
20250.0
10125.0
5062.5
2531.25
10
11
12
13
14
1024
2048
4096
8192
1
16384
0.3515625
0.1757813
0.0878906
0.0439453
0.0219727
21.09375
10.546875
5.273438
2.636719
1.318359
1265.625
632.8125
316.40625
158.20313
79.10156
15
16
17
18
32768
65536
131072
262144
0.0109836
0.0054932
0.0027466
0.0013733
0.659180
0.329590
0.164795
0.082397
39.55078
19.77539
9.88770
4.94385
PIN CONFIGURAT IONS
PIN DE SIGNAT IONS
MNEMONIC
DESCRIPTION
REFERENCE I/P
DEMOD I/P
AC ERROR O/P
COS
ANALOG GROUND
SIGNAL GROUND
SIN
+V
S
DB1–DB16
V
L
ENABLE
REFERENCE SIGNAL INPUT
DEMODULATOR INPUT
RATIO MULTIPLIER OUTPUT
COSINE INPUT
POWER GROUND
RESOLVER SIGNAL GROUND
SINE INPUT
POSITIVE POWER SUPPLY
PARALLEL OUTPUT DATA
LOGIC POWER SUPPLY
LOGIC Hl-OUTPUT DATA IN HIGH IMPEDANCE
STATE, LOGIC LO PRESENTS DATA TO THE
OUTPUT LATCHES
LOGIC Hl-MOST SIGNIFICANT BYTE TO DB1–DB8
LOGIC LO-LEAST SlGNlFlCANT BYTE TO DB1–DB8
LOGIC LO INHIBITS DATA TRANSFER TO
OUTPUT LATCHES
DlGITAL GROUND
SELECT CONVERTER RESOLUTION
LOGIC LO DB1–DB16 INPUTS LOGIC Hl DB1–D16
OUTPUTS
CONVERTER BUSY, DATA NOT VALID WHILE
BUSY Hl
LOGIC STATE DEFINES DIRECTION
OF INPUT SIGNAL ROTATION
POSITIVE PULSE WHEN CONVERTER OUTPUT
CHANGES FROM 1S TO ALL 0S OR VICE VERSA
NEGATIVE POWER SUPPLY
VCO INPUT
INTEGRATOR INPUT
INTEGRATOR OUTPUT
DEMODULATOR OUTPUT
BYTE SELECT
INHIBIT
DIGITAL GROUND
SC1–SC2
DATA LOAD
BUSY
DIRECTION
RIPPLE CLOCK
–V
S
VCO I/P
INTEGRATOR I/P
INTEGRATOR O/P
DEMOD O/P
DB3
RIPPLE CLK
INHIBIT
ENABLE
DEMOD O/P
INTEGRATOR O/P
–V
S
SC1
DIRECTION
INTEGRATOR I/P
VCO I/P
BUSY
DATA LOAD
SC2
DIGITAL GND
BYTE SELECT
V
L
DB16 LSB
DB14
DB15
DB13
DB5
DB7
REFERENCE I/P
DEMOD I/P
ANALOG GND
SIGNAL GND
SIN
AC ERROR O/P
COS
+V
S
MSB DB1
DB2
DB4
DB6
DB8
DB9
DB11
DB10
DB12
13
30
1
2
40
39
5
6
7
36
35
34
3
4
38
37
8
33
9
32
10
31
11
12
29
28
14
27
15
26
16
25
17
24
18
23
19
22
20
21
TOP VIEW
(Not to Scale)
AD2S80A
NC = NO CONNECT
SIN
+V
S
DB2
NC
MSB DB1
–V
S
RIPPLE CLOCK
DATA LOAD
DIRECTION
BUSY
SC2
SC1
NC
DIGITAL GND
NC
INHIBIT
DB4
DB3
DB6
DB5
DB8
DB7
3
1
2
4
44 I
5
6
7
8
10
9
11
13
12
14
15
17
16
18 19
D
24
D
23
D
20
D
22
D
21
D
28
B
27
E
26
+
L
25
L
33
34
35
36
37
38
39
29
30
31
32
TOP VIEW
(Not to Scale)
AD2S80A
D
S
A
D
C
A
D
R
V
N
LCC (E ) Package
DIP (D) Package
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