Datasheet

TLC226x, TLC226xA
Advanced LinCMOS RAIL-TO-RAIL
OPERATIONAL AMPLIFIERS
SLOS177D – FEBRUARY 1997 – REVISED MARCH 2001
45
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 56
Gain-Bandwidth Product – kHz
GAIN-BANDWIDTH PRODUCT
vs
SUPPLY VOLTAGE
| V
DD ±
| – Supply Voltage – V
860
820
780
740
0235
900
940
78146
f = 10 kHz
R
L
= 50 kΩ
C
L
= 100 pF
T
A
= 25°C
Figure 57
Gain-Bandwidth Product – kHz
GAIN-BANDWIDTH PRODUCT
†‡
vs
FREE-AIR TEMPERATURE
T
A
– Free-Air Temperature – °C
800
600
400
1000
1200
–75 –25 0 25 50 75 100 125
V
DD
= 5 V
f = 10 kHz
C
L
= 100 pF
–50
Figure 58
om – Phase Margin
PHASE MARGIN
vs
LOAD CAPACITANCE
10
1
10
2
10
3
10
4
C
L
– Load Capacitance – pF
m
φ
75°
60°
45°
30°
15°
0°
R
null
= 50 Ω
R
null
= 100 Ω
R
null
= 0
R
null
= 10 Ω
T
A
= 25°C
50 kΩ
50 kΩ
V
DD –
V
DD +
R
null
C
L
V
I
+
–
R
null
= 20 Ω
20
10
5
0
15
Gain Margin – dB
GAIN MARGIN
vs
LOAD CAPACITANCE
10
1
10
2
10
3
10
4
C
L
– Load Capacitance – pF
R
null
= 20 Ω
R
null
= 0
R
null
= 100 Ω
T
A
= 25°C
R
null
= 50 Ω
R
null
= 10 Ω
Figure 59
†
Data at high and low temperatures are applicable only within the rated operating free-air temperature ranges of the various devices.
‡
For curves where V
DD
= 5 V, all loads are referenced to 2.5 V.