TLC225X_08 Datasheet, PDF (43/74 Pages) Texas Instruments – Advanced LinCMOS RAIL-TO-RAIL VERY LOW-POWER OPERATIONAL AMPLIFIERS

TLC225x, TLC225xA
Advanced LinCMOS RAIL-TO-RAIL
VERY LOW-POWER OPERATIONAL AMPLIFIERS
SLOS176D – FEBRUARY 1997 – REVISED MARCH 2001
TYPICAL CHARACTERISTICS
VOLTAGE-FOLLOWER SMALL-SIGNAL
PULSE RESPONSE
0.1
VDD _± = ± 5 V
RL = 50 kΩ
CL = 100 pF
AV = 1
0.05
TA = 25°C
EQUIVALENT INPUT NOISE VOLTAGE^†
vs
FREQUENCY
60
VDD = 5 V
RS = 20 Ω
50 ^{TA = 25°C}
40
0
30
– 0.05
– 0.1
0
10
20
30
40
50
t – Time – µs
Figure 48
EQUIVALENT INPUT NOISE VOLTAGE
vs
FREQUENCY
60
VDD_± = ± 5 V
RS = 20 Ω
50 TA = 25°C
40
30
20
10
0
101
10 ²
10 ³
10 ⁴
f – Frequency – Hz
Figure 50
20
10
0
101
10 ²
10 ³
10 ⁴
f – Frequency – Hz
Figure 49
EQUIVALENT INPUT NOISE VOLTAGE OVER
A 10-SECOND PERIOD^†
1000
VDD = 5 V
750 ^{f = 0.1 Hz to 10 Hz}
TA = 25°C
500
250
0
– 250
– 500
– 750
– 1000
0
2
4
6
t – Time – s
Figure 51
8
10
† _{For curves where VDD = 5 V, all loads are referenced to 2.5 V.}
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