Datasheet

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SLOS310B − DECEMBER 2000 − REVISED SEPTEMBER 2006
3
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
electrical characteristics at recommend operating conditions, V
DD
= 2.7 V and 5 V (unless
otherwise noted)
dc performance
PARAMETER TEST CONDITIONS T
A
†
MIN TYP MAX UNITS
V
IO
Input offset voltage
V
IC
= V
DD
/2,
V
O
= V
DD
/2 ,
25°C 100 3000
V
V
IO
Input offset voltage V
IC
= V
DD
/2,
V
O
= V
DD
/2 ,
R
S
= 50 Ω
Full range
4000
µV
V
DD
= 2.7 V,
V
IC
= 0.5 to 2.2 V,
25°C 69 95
CMRR
Common-mode rejection ratio
V
DD
= 2.7 V,
R
S
= 50 Ω
V
IC
= 0.5 to 2.2 V,
Full range 66
dB
CMRR Common-mode rejection ratio
V
DD
= 5 V,
V
IC
= 0.5 to 4.5 V,
25°C 71 95
dB
V
DD
= 5 V,
R
S
= 50 Ω
V
IC
= 0.5 to 4.5 V,
Full range 68
V
DD
= 2.7 V,
V
O(PP)
=1 V,
R
L
=100 Ω
25°C 80 85
A
VD
Large-signal differential voltage
DD
V
O(PP)
=1 V,
V
IC =
V
DD
/2
R
L
=100 Ω
Full range 70
dB
A
VD
Large-signal differential voltage
amplification
V
DD
= 5 V,
V
O(PP)
=3 V,
R
L
=100 Ω
25°C 90 95
dB
DD
V
O(PP)
=3 V,
V
IC
=
V
DD
/2
R
L
=100 Ω
Full range 80
†
Full range is −40°C to 85°C for I suffix.
input characteristics
PARAMETER TEST CONDITIONS T
A
†
MIN TYP MAX UNITS
I
IO
Input offset current
V = V /2
25°C 0.3 60
I
IO
Input offset current
V
IC
= V
DD
/2
Full range
300
I
IO
Input offset current
V
IC
= V
DD
/2
V
O
= V
DD
/2,
Full range 300
pA
I
IB
Input bias current
IC DD
V
O
= V
DD
/2,
R
S
= 50 Ω
25°C 0.3 60
pA
I
IB
Input bias current
R
S
= 50 Ω
Full range
300
I
IB
Input bias current
S
Full range 300
r
i(d)
Differential input resistance 25°C 1000 GΩ
C
IC
Common-mode input capacitance f = 100 Hz 25°C 5 pF
V
DD
/2 biasing resistors 25°C 500 kΩ
Amplifier A2’s gain resistors 25°C 20 kΩ
†
Full range is −40°C to 85°C for I suffix.