Datasheet

TLC251, TLC251A, TLC251B, TLC251Y
LinCMOS PROGRAMMABLE
LOW-POWER OPERATIONAL AMPLIFIERS
SLOS001F – JULY 1983 – REVISED MARCH 2001
12
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
electrical characteristics, V
DD
= 5 V, T
A
= 25°C
TLC251Y
PARAMETER TEST CONDITIONS
HIGH-BIAS
MODE
MEDIUM-BIAS
MODE
LOW-BIAS
MODE
UNIT
MIN TYP MAX MIN TYP MAX MIN TYP MAX
V
IO
Input offset voltage
V
O
= 1.4 V,
V
IC
= 0 V,
R
S
= 50 Ω,
R
L
†
1.1 10 1.1 10 1.1 10 mV
α
VIO
Average temperature
coefficient of input
offset voltage
1.8 1.7 1.1 µV/°C
I
IO
Input offset current
(see Note 4)
V
O
= V
DD
/2,
V
IC
= V
DD
/2
0.1 60 0.1 60 0.1 60 pA
I
IB
Input bias current
(see Note 4)
V
O
= V
DD
/2,
V
IC
= V
DD
/2
0.6 60 0.6 60 0.6 60 pA
V
ICR
Common-mode input
voltage range
(see Note 5)
–0.2
to
4
–0.3
to
4.2
–0.2
to
4
–0.3
to
4.2
–0.2
to
4
–0.3
to
4.2
V
V
OH
High-level output
voltage
V
ID
= 100 mV,
R
L
†
3.2 3.8 3.2 3.9 3.2 4.1 V
V
OL
Low-level output
voltage
V
ID
= –100 mV,
I
OL
= 0
0 50 0 50 0 50 mV
A
VD
Large-signal
differential voltage
amplification
V
O
= 0.25 V,
R
L
†
5 23 25 170 50 480 V/mV
CMRR
Common-mode
rejection ratio
V
IC
= V
ICR
min 65 80 65 91 65 94 dB
k
SVR
Supply-voltage
rejection ratio
(∆V
DD
/∆V
IO
)
V
DD
= 5 V to 10 V,
V
O
= 1.4 V
65 95 70 93 70 97 dB
I
I(SEL)
Input current
(BIAS SELECT)
V
I(SEL)
= V
DD
/2 –1.4 –0.13 0.065 µA
I
DD
Supply current
V
O
= V
DD
/2,
V
IC
= V
DD
/2,
No load
675 1600 105 280 10 17 µA
†
For high-bias mode, R
L
= 10 kΩ; for medium-bias mode, R
L
= 100 kΩ; and for low-bias mode, R
L
= 1 MΩ.
NOTES: 4. The typical values of input bias current and input offset current below 5 pA were determined mathematically.
5. This range also applies to each input individually.