AD706 Analog Devices, AD706 Datasheet - Page 6

• Manufacturer Part Number: AD706
• Description: Dual Picoampere Input Current Bipolar Op Amp
• Manufacturer: Analog Devices

Specifications of AD706

• -3db Bandwidth: 800kHz
• Slew Rate: 150mV/µs
• Vos: 30µV
• Ib: 50pA
• # Opamps Per Pkg: 2
• Input Noise (nv/rthz): 15nV/rtHz
• Vcc-vee: 4V to 36V
• Isy Per Amplifier: 600µA
• Packages: DIP,SOIC

AD706
Figure 4b. Unity Gain Follower Large
Signal Pulse Response, R
C
L
= 1,000 pF
–100
–120
–140
–160
–80
2.21k
10
Figure 2a. Crosstalk vs. Frequency
Figure 2b. Crosstalk Test Circuit
SINE WAVE
GENERATOR
6
5
100
AD706
1/2
+V
2
3
CROSSTALK = 20 LOG
8
S
FREQUENCY – Hz
F
+V
AD706
= 10 k Ω ,
20k
S
1/2
–V
0.1 F
4
S
7
1k
0.1 F
1 F
1
10
0.1 F
10k
V
V
OUT2
OUT1
R
2k
Figure 4c. Unity Gain Follower
Small Signal Pulse Response,
R
L
–20dB
F
20V p-p
= 0 Ω , C
V
V
OUT2
OUT1
100k
L
= 100 pF
–6–
Figure 4a. Unity Gain Follower (For large signal
applications, resistor R
through the input protection diodes.)
Figure 3. Magnitude of Closed-Loop Output
Impedance vs. Frequency
0.001
1000
0.01
V
100
0.1
SQUARE
WAVE
INPUT
10
IN
1
1
10
AD706
AV = –1000
1/2
–V
+V
I
8
OUT
4
S
S
Figure 4d. Unity Gain Follower
Small Signal Pulse Response,
R
R
= +1mA
F
F
FREQUENCY – Hz
100
= 0 Ω , C
F
0.1 F
limits the current
0.1 F
L
1k
2k
= 1000 pF
R
L
AV = + 1
10k
C
V
L
OUT
100k
REV. E