AD6458 Просмотр технического описания (PDF) - Analog Devices
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AD6458 Datasheet PDF : 12 Pages
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AD6458
FREF
R9
50Ω
PRUP
R1
20kΩ
C12
220pF
1 FREF
2 COM1
3 PRUP
VPOS
C1
0.1µF
VSP1 20
FLTR 19
VSP2 18
R8 1kΩ
C10 1nF
C11
0.1µF
LOIP
R2
50Ω
RFHI
R3
50Ω
GREF
R10
301Ω
MXOP
C2
1nF
C3
1nF
R5
OPEN
R4
54.9Ω
4 LOIP
IRXP 17
C4 1nF
AD6458
5 RFLO
IRXN 16
6 RFHI
QRXP 15
7 COM2
QRXN 14
8 GREF
GAIN 13
9 MXOP
C6
1nF 10
IFIM 12
IFIP 11
C7
0.01µF
IFIP
C8
0.01µF
R6
R7
50Ω
50Ω
IFIM
C10
0.1µF
(BOTTOM)
Figure1. Characterization Board
VPOS
IRXP
IRXN
QRXP
QRXN
GAIN
VPOS
FREF
PRUP
LOIP
RFIP
GREF
MXOP
IFIN
PRUP
FREF
VPOS
IRXP
LOIP
RFIP
AD6458
CHARACTERIZATION
BOARD
IRXN
QRXP
QRXN
GREF
MXOP
IFIP
GAIN
IFIM
1
Gm
VP 8
2
7
3
Gm
A=1
6
4
AD830 VN 5
1
Gm
VP 8
2
7
3
Gm
A=1
6
4
AD830 VN 5
C6
VP
0.1pF
R4
50Ω
IOUT
C7
VN
0.1pF
C4
VP
0.1pF
R3
50Ω QOUT
C5
VN
0.1pF
GAIN
1
Gm
VP 8
2
7
3
Gm
A=1
6
4
AD830 VN 5
R1
100Ω
C11
VP
0.1pF
R6
50Ω
C10
VN
0.1pF
1
Gm
VP 8
2
7
3
Gm
A=1
6
4
AD830 VN 5
Figure 2. Characterization Test Set
C9
VP
0.1pF
R5
50Ω
C8
VN
0.1pF
–4–
REV. 0
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