AD8047 Datasheet, PDF (15/16 Pages) Analog Devices – 250 MHz, General Purpose Voltage Feedback Op Amps

AD8047/AD8048
R_G
IN
R_T
R_F
+V_S
–V_S
R_O
OUT
Noninverting Configuration
+V_S
OPTIONAL
–V_S
C1
1000pF
C3
0.1µ F
C2
1000pF
C4
0.1µ F
C5
10µF
C6
10µF
Supply Bypassing
Figure 61. Noninverting Configurations for Evaluation Boards
Component
R_F
R_G
R_O
R_S
R_T
Small Signal
BW (–3 dB)
–1
200 Ω
200 Ω
49.9 Ω
–
66.5 Ω
AD8047
+1
+2
66.5 Ω
–
49.9 Ω
0Ω
49.9 Ω
1 kΩ
1 kΩ
49.9 Ω
0Ω
49.9 Ω
Table I.
+10
1 kΩ
110 Ω
49.9 Ω
0Ω
49.9 Ω
+101
1 kΩ
10 Ω
49.9 Ω
0Ω
49.9 Ω
90 MHz 260 MHz 95 MHz 10 MHz 1 MHz
–1
200 Ω
200 Ω
49.9 Ω
–
66.5 Ω
AD8048
+2
+10
200 Ω
200 Ω
49.9 Ω
0Ω
49.9 Ω
1 kΩ
110 Ω
49.9 Ω
0Ω
49.9 Ω
+101
1 kΩ
10 Ω
49.9 Ω
0Ω
49.9 Ω
250 MHz 250 MHz 22 MHz 2 MHz
SOIC (R)
INVERTER
SOIC (R)
NONINVERTER
Figure 62. Evaluation Board Silkscreen (Top)
SOIC (R)
INVERTER
SOIC (R)
NONINVERTER
REV. 0
Figure 63. Board Layout (Solder Side)
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