AD8432 Analog Devices, AD8432 Datasheet - Page 17

• Manufacturer Part Number: AD8432
• Description: Dual-Channel Ultralow Noise Amplifier with Selectable Gain and Input Impedance
• Manufacturer: Analog Devices

Specifications of AD8432

• Vcc-vee: 4.5V to 5.5V
• Isy Per Amplifier: 12mA
• Packages: CSP
• -3db Bandwidth: 200MHz
• Slew Rate: 170V/µs
• Vos: 1mV
• Ib: n/a
• # Opamps Per Pkg: 2
• Input Noise (nv/rthz): 0.8nV/rtHz

10MHz
1MHz
NETWORK
ANALYZER
50Ω
Y
R
X
S
MULTIPLIER
0.1µF
OUT
R
C
0.1µF
SH
SH
R
Figure 63. Output Impedance vs. Frequency Measurements
FB
INH1
R
Figure 62. Input Impedance vs. Frequency Measurements
INL1
C
R
SH
C
SH
SH
SH
0.1µF
0.1µF
R
Figure 61. Overdrive Recovery Measurements
FB
0.1µF
AD8432
R
OPL1
Figure 64. Noise Figure Measurements
0.1µF
LNA1
FB
INH
INL
OPH1
0.1µF
0.1µF
R
INH
INL
FB
0.1µF
Rev. B | Page 17 of 28
0.1µF
AD8432
0.1µF
INH
INL
0.1µF
LNA1
AD8432
OPL
OPH
LNA1
0.1µF
AD8432
OPL
OPH
LNA1
1kΩ
1kΩ
0.1µF
0.1µF
OPL
OPH
0.1µF
0.1µF
+IN
–IN
0.1µF
499Ω
499Ω
0.1µF
AD8129
499Ω
G = 10
OUT
0.1µF
499Ω
5pF
5pF
ANALYZER
NETWORK
50Ω
SPECTRUM
ANALYZER
PROBE
50Ω
DIFF
499Ω
5pF
OSCILLOSCOPE
5pF
CH1
AD8432