Datasheet

TLV2241, TLV2242, TLV2244
FAMILY OF 1-µA/Ch RAIL-TO-RAIL INPUT/OUTPUT
OPERATIONAL AMPLIFIERS
SLOS329C – JULY 2000 REVISED - NOVEMBER 2000
11
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 25
0
5
10
15
20
25
10 100 1k 10k
GAIN MARGIN
vs
CAPACITIVE LOAD
C
L
– Capacitive Load – pF
R
L
= 500 kΩ
T
A
= 25°C
Gain Margin – dB
V
CC
= 2.7, 5 V
V
CC
= 12 V
Fi
g
ure 26
t – Time – s
0
–1
–3
0123456
Input Referred Voltage Noise – V
1
2
VOLTAGE NOISE
OVER A 10 SECOND PERIOD
4
78910
3
–2
µ
–4
V
CC
= 5 V
f = 0.1 Hz to 10 Hz
T
A
= 25°C
–4
–3
–2
–1
0
1
2
–10123456
Figure 27
LARGE SIGNAL FOLLOWER
PULSE RESPONSE
V
IN
t – Time – ms
V
CC
= 2.7 V
A
V
= 1
R
L
= 100 kΩ
C
L
= 100 pF
T
A
= 25°C
V
IN
– Input Voltage – V
V
O
V
O
– Output Voltage – V
0
1
2
Figure 28
–1
0
1
2
3
4
5
6
7
8
–10123456
LARGE SIGNAL FOLLOWER
PULSE RESPONSE
V
IN
t – Time – ms
V
CC
= 5 V
A
V
= 1
R
L
= 100 kΩ
C
L
= 100 pF
T
A
= 25°C
V
IN
– Input Voltage – V
V
O
V
O
– Output Voltage – V
0
3
4
2
1
–1
0
3
4
2
1
Figure 29
–5
0
5
10
15
20
25
30
–20246810121416
LARGE SIGNAL FOLLOWER
PULSE RESPONSE
V
IN
t – Time – ms
V
CC
= 12 V
A
V
= 1
R
L
= 100 kΩ
C
L
= 100 pF
T
A
= 25°C
V
IN
– Input Voltage – V
V
O
V
O
– Output Voltage – V
–5
0
10
15
5
0
10
15
5
Figure 30
–20
0
20
40
60
80
100
120
140
160
180
SMALL SIGNAL FOLLOWER
PULSE RESPONSE
V
IN
t – Time – µs
V
CC
= 2.7, 5,
& 12 V
A
V
= 1
R
L
= 100 kΩ
C
L
= 100 pF
T
A
= 25°C
60
100
120
V
IN
– Input Voltage – mV
V
O
80
V
O
– Output Voltage – mV
–150
150
300
0
20
40
0
100 200 300 400 5000