ALD4701A/ALD4701B
Advanced Linear Devices
6 of 9
ALD4701
TYPICAL APPLICATIONS
FUNCTION GENERATOR
100K
10K
12
13
14
54K
220K
8
9
7
5
6
100K
10K
1
3
2
27K
.01F
+2.5V
-2.5V
100K
4
11
0.1F
Square
Wave
Triangle
Wave
0.002F
-
+
-
+
-
+
-
+
VOUT
-2X GAIN
27K
10
0.002F
Sine Wave
1/4 ALD4701
Triangle Wave
Square Wave
HIGH INPUT IMPEDANCE RAIL-TO-RAIL PRECISION
DC SUMMING AMPLIFIER
PHOTO DETECTOR CURRENT TO
VOLTAGE CONVERTER
V- = - 2.5V
10M
RIN = 10M Accuracy limited by resistor tolerances and input offset voltage
V+ = +2.5V
-
+
0.1F
VOUT
V- ≤ VIN ≤ V+
V- ≤ VOUT ≤ V+
V1
V4
V3
V2
VOUT = V1 + V2 - V3 - V4
1/4 ALD4701
+
-
+2.5V
-2.5V
RF = 5M
I
PHOTODIODE
VOUT = 1 X RF
RL = 100K
1/4 ALD4701
RAIL-TO-RAIL VOLTAGE FOLLOWER/BUFFER
TRANSCONDUCTANCE AMPLIFIER
-
+
VOUT
5V
0.1F
0≤ VIN ≤ 5V
VIN
ZIN = 1012
~
1/4 ALD4701
-
+
1/4 ALD4701
VIN
RIN = 1012
+5V
RL
R2
VOUT
IOUT
IOUT = VIN
R2
Min
Max
Min
Max
1K
0.0
2.00
0.0
4.00
10K
0.0
2.45
0.0
4.90
RL = R2
VIN
VOUT
RAIL-TO-RAIL WINDOW COMPARATOR
WIEN BRIDGE OSCILLATOR (RAIL-TO-RAIL)
SINE WAVE GENERATOR
10K
+5V
-5V
.01F
C = .01F
R = 10K
-
+
1/4 ALD4701
f =
1
= 1.6KHZ
2πRC
~~
VOUT
+5V
+
-
+
-
VIN
100K
VREF (HIGH)
VREF (LOW)
3
2
5
6
8
4
1
7
1/4 74 C00
1/4 ALD4701
VOUT
VOUT (LOW) for VREF (LOW) < VIN < VREF (HIGH)