參數(shù)資料
型號(hào): AD704JR-REEL
廠商: Analog Devices, Inc.
英文描述: Quad Picoampere Input Current Bipolar Op Amp
中文描述: 四Picoampere輸入電流雙極運(yùn)算放大器
文件頁(yè)數(shù): 6/8頁(yè)
文件大小: 397K
代理商: AD704JR-REEL
AD704
REV. A
–6–
1
10
100
100k
1M
10M
LOAD RESISTANCE – k
O
2
4
6 8
–55 C
+25 C
+125 C
Figure 18. Open-Loop Gain vs.
Load Resistance Over Temperature
1000
100
10
1
0.1
0.01
0.001
1
10
100
1k
10k
100k
FREQUENCY – Hz
C
A = –1000
A = +1
I = +1mA
Figure 21. Closed-Loop Output
Impedance vs. Frequency
10
0%
5μs
20mV
100
90
Figure 22c. Unity Gain Follower
Small Signal Pulse Response
R
F
= 0
, C
L
= 100 pF
–20
0
20
40
60
80
100
120
140
0.01 0.1
1
10
FREQUENCY – Hz
100
1k 10k 100k 1M 10M
O
0
30
60
90
120
150
180
P
GAIN
PHASE
Figure 19. Open-Loop Gain and Phase
vs. Frequency
1/4
AD704
SQUARE
WAVE INPUT
0.1
μ
F
0.1
μ
F
R
F
V
OUT
C
L
–V
S
V
IN
+V
S
R
2k
L
Figure 22a. Unity Gain Follower
(For Large Signal Applications,
Resistor R
F
Limits the Current
Through the Input Protection
Diodes)
10
0%
5μs
20mV
100
90
Figure 22d. Unity Gain Follower
Small Signal Pulse Response
R
F
= 0
, C
L
= 1,000 pF
0
5
10
15
20
+0.5
+1.0
+1.5
–1.5
–1.0
–0.5
+V
S
SUPPLY VOLTAGE –
±
Volts
O
(
–V
S
R = 10k
Figure 20. Output Voltage Swing vs.
Supply Voltage
10
0%
50μs
2V
100
90
Figure 22b. Unity Gain Follower
Large Signal Pulse Response
R
F
= 10 k
, C
L
= 1,000 pF
1/4
AD704
SQUARE
WAVE INPUT
0.1 μF
0.1 μF
V
OUT
C
L
R
L
2.5k‰
–V
S
V
IN
+V
S
10k‰
10k‰
Figure 23a. Unity Gain Inverter
Connection
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