TLC271_01 Datasheet, PDF (64/82 Pages) Texas Instruments – LinCMOSE PROGRAMMABLE LOW-POWER OPERATIONAL AMPLIFIERS

TLC271, TLC271A, TLC271B
LinCMOS PROGRAMMABLE LOW-POWER
OPERATIONAL AMPLIFIERS
SLOS090D – NOVEMBER 1987 – REVISED MARCH 2001
APPLICATION INFORMATION (HIGH-BIAS MODE)
VI _–
5V
ÏÏÏÏ –
ÏÏÏÏ _TLC271
ÏÏÏÏ ₊
BIAS
ÏÏÏÏ^SELECT
10 kΩ
–5 V
VI ₊
5V
ÏÏÏÏ _–
ÏÏÏÏ _TLC271
10 kΩ
ÏÏÏÏÏÏÏÏÏÏÏÏ ₊
BIAS SELECT
100 kΩ
5V
ÏÏÏÏ _–
ÏÏÏÏ _TLC271
ÏÏÏÏ ₊
BIAS
ÏÏÏÏÏÏÏÏ_SELECT
–5 V
95 kΩ
R1, 10 kΩ
(see Note A)
–5 V
NOTE A: CMRR adjustment must be noninductive.
VO
10 kΩ
Figure 116. Low-Power Instrumentation Amplifier
R
10 MΩ
VI
R
10 MΩ
5V
ÏÏÏÏ _–
ÏÏÏÏÏÏÏÏ _TLC271
VO
ÏÏÏÏÏÏÏÏ +
BIAS SELECT
2C
540 pF
R/2
5 MΩ
+ f_NOTCH
1
2pRC
C
270 pF
C
270 pF
Figure 117. Single-Supply Twin-T Notch Filter
64
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