Datasheet

AD2S99
REV. B
–8–
+V
S
SSM2142
4
6
7
8
5
2
1
3
–V
S
NC = NO CONNECT
NC
SIN
NC
DGND
COS
EXC
EXC
NC
AGND
NC
1931220
4
5
8
6
7
12 1391110
18
17
14
16
15
TOP VIEW
(Not to Scale)
AD2S99
FBIAS
SEL1
V
SS
SEL2 V
SS
NC
SYNREF
NC
LOS
V
DD
*
*
*
OPTIONAL; CONSULT APPROPRIATE
ANALOG DEVICES DATA SHEET.
RESOLVER
Figure 8. The SSM2142 as a Single Ended to Differential
Driver
OUTLINE DIMENSIONS
Dimensions shown in inches and (mm).
PLCC (P-20A)
0.395 (10.02)
0.385 (9.78)
SQ
0.110 (2.79)
0.085 (2.16)
0.330 (8.38)
0.290 (7.37)
0.048 (1.21)
0.042 (1.07)
0.356 (9.04)
0.350 (8.89)
SQ
0.048 (1.21)
0.042 (1.07)
0.050
(1.27)
BSC
0.020
(0.50)
R
19 3
TOP VIEW
18
14
9
8
PIN 1
IDENTIFIER
4
13
0.032 (0.81)
0.026 (0.66)
0.021 (0.53)
0.013 (0.33)
0.056 (1.42)
0.042 (1.07)
0.025 (0.63)
0.015 (0.38)
0.040 (1.01)
0.025 (0.64)
0.180 (4.57)
0.165 (4.19)
COS
SINREF
V
OUT
V
OUT
= 2V
RMS
NC = NO CONNECT
NC
SIN
NC
DGND
COS
EXC
EXC
NC
AGND
NC
193 12 20
4
5
8
6
7
12 139 1110
18
17
14
16
15
TOP VIEW
(Not to Scale)
AD2S99
FBIAS
SEL1
V
SS
SEL2 V
SS
NC
SYNREF
NC
LOS
V
DD
Figure 6. Sample Buffer Configuration
V
OUT
V
OUT
= 2V
RMS
x
(
– –––
)
RESOLVER
V
IN
EXC
PIN 16
PIN 17
AGND
R1
R2
R1
R2
V
OUT
V
OUT
= 2V
RMS
x 2 x
(
– –––
)
RESOLVER
V
IN
EXC
PIN 16
PIN 17
AGND
R1
R2
R1
R2
R1
R2
EXC
PIN 18
OP279
OP279
A SUITABLE AMPLIFIER FOR ABOVE IS THE OP279
Figure 7. Sample Buffer Configurations
C1978b–10–6/95
PRINTED IN U.S.A.