參數(shù)資料
型號(hào): AD2S99
廠商: Analog Devices, Inc.
英文描述: Aluminum Electrolytic Capacitor; Capacitor Type:Industrial Grade; Voltage Rating:250VDC; Capacitor Dielectric Material:Aluminum Electrolytic; Operating Temperature Range:-40 C to +85 C; Capacitance:16uF RoHS Compliant: Yes
中文描述: 可編程振蕩器
文件頁數(shù): 5/8頁
文件大?。?/td> 317K
代理商: AD2S99
REV. B
–5–
AD2S99
AD2S99/AD2S90 TYPICAL CONFIGURATION
Figure 3 shows a typical circuit configuration for the AD2S99
Oscillator and the AD2S90 Resolver-to-Digital Converter. The
maximum level of the SIN and COS input signals to the
AD2S90 should be 2 V rms
±
10%. All the analog ground sig-
nals should be star connected to the AD2S90 AGND pin. If
shielded twisted pair cables are used for the resolver signals, the
shields should also be terminated at the AD2S90 AGND pin.
The SYNREF output of the AD2S99 should be connected to
the REF input pin of the AD2S90 via a 0.1
μ
F capacitor with a
100 k
resistor to GND. This is to block out any dc offset in
the SYNREF signal. For more detailed information please refer
to the AD2S90 data sheet.
NC = NO CONNECT
NC
SIN
NC
DGND
COS
EXC
EXC
NC
AGND
NC
19
3
1
2
20
4
5
8
6
7
12 13
9
11
10
18
17
14
16
15
TOP VIEW
(Not to Scale)
AD2S99
S
V
S
S
V
S
N
S
N
L
V
D
19
3
1
2
20
4
5
8
6
7
12
13
9
11
10
18 17
REF
COS LO
14
V
DD
16
15
4.7μF
4.7μF
0.1μF
0.1μF
COS
SIN
REF
S2
S4
S3
S1
R4
R2
RESOLVER
COS
AGND
SIN
SIN LO
V
DD
V
SS
DGND
AD2S90
(TOP VIEW
0.1μF
100k
V
DD
V
SS
V
DD
0.1μF
50k
4.7μF
0.1μF
4.7μF
V
SS
SEL2 = GND
SEL1 = V
F
OUT
= 5kHz
S4
S3
S1
S2
V
DD
POWER
RETURN
F
Figure 3. AD2S99 and AD2S90 Example Configuration
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