Datasheet

TLC4501, TLC4501A, TLC4502, TLC4502A
FAMILY OF SELF-CALIBRATING (Self-Cal)
PRECISION CMOS RAIL-TO-RAIL OUTPUT OPERATIONAL AMPLIFIERS
SLOS221B – MAY 1998 – REVISED APRIL 2001
23
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
APPLICATION INFORMATION
1/2
TLC4502
+
–
R1
90 kΩ
R2
9 kΩ
R3
1 kΩ
R4
1 kΩ
R5
9 kΩ
R6
90 kΩ
1/2
TLC4502
+
–
V
DD
8
0.1 pF
V
O+
V
O–
R
P
1 kΩ
V
DD
R
P
1 kΩ
V
I2
V
I1
Gain = 10Gain = 10 Gain = 100Gain = 100
V
(REF)+
V
(REF)–
2
35
6
4
71
(Gain 10) V
O
V
I1
V
I2
1
R6
R4 R5
V
(REF) Where R1 R6, R2 R5, and R3 R4
(Gain 100) V
O
V
I1
V
I2
1
R5 R6
R4
V
(REF) Where R1 R6, R2 R5, and R3 R4
Figure 36. Single-Supply Programmable Instrumentation Amplifier Circuit
1/2
TLC4502
–
+
R1
1/2
TLC4502
–
+
V
O
R
P1
< 1 kΩ
V
I
V
(REF)
3
2
6
5
4
7
1
V
O
V
I
1
R4
R3
2R4
R
G
V
(REF)
R
P2
< 1 kΩ
R3
R2
R
G
R4
Where : R1 R4 and R2 R3
Figure 37. Two Operational-Amplifier Instrumentation Amplifier Circuit