Datasheet

LMC6442
www.ti.com SNOS013E –SEPTEMBER 1997–REVISED MARCH 2013
10V Electrical Characteristics (continued)
Unless otherwise specified, all limits ensured for T
J
= 25°C, V
+
= 10V, V
−
= 0V, V
CM
= V
O
= V
+
/2, and R
L
= 1 MΩ to V
+
/2.
Boldface limits apply at the temperature extremes.
LMC6442AI LMC6442I
Parameter Test Conditions Typ
(1)
Units
Limit
(2)
Limit
(2)
V
CM
Input Common-Mode 8.85 8.85 V
9.1
Voltage Range 8.75 8.75 min
CMRR ≥ 50 dB
−0.4 −0.2 −0.2 V
0 0 max
A
V
Large Signal Voltage Gain Sourcing
(4)
120
dB
Sinking
(4)
100
min
V
O
= 0.5V to 9.5V 104 80 80
V
O
Output Swing V
ID
= 100 mV
(5)
9.99 9.97 9.97 V
9.97 9.97 min
V
ID
= −100 mV
(5)
22 50 50 mV
50 50 max
I
SC
Output Short Circuit Sourcing, V
ID
= 100 mV
(6) (5)
2100 1200 1200
Current 1000 1000
µA
min
Sinking, V
ID
= −100 mV
(6) (5)
900 600 600
500 500
I
S
Supply Current R
L
= open 1.90 2.4 2.6 µA
(2 amplifiers) 3.0 3.2 max
AC Electrical Characteristics
SR Slew Rate
(7)
4.1 2.5 2.5 V/ms
GBWP Gain-Bandwidth Product 10.5 KHz
φ
m
Phase Margin See
(8)
68 deg
e
n
Input-Referred Voltage R
L
= open 170 nV/√Hz
Noise f = 10 Hz
i
n
Input-Referred Current R
L
= open 0.0002 pA/√Hz
Noise f = 10 Hz
Crosstalk Rejection See
(9)
85 dB
(4) R
L
connected to V
+
/2. For Sourcing Test, V
O
> V
+
/2. For Sinking tests, V
O
< V
+
/2.
(5) V
ID
is differential input voltage referenced to inverting input.
(6) Output shorted to ground for sourcing, and shorted to V+ for sinking short circuit current test.
(7) Slew rate is the slower of the rising and falling slew rates.
(8) See the Typical Performance Characteristics and Applications Information sections for more details.
(9) Input referred, V
+
= 10V and R
L
= 10 MΩ connected to 5V. Each amp excited in turn with 1 KHz to produce about 10 V
PP
output.
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