Datasheet

LMC6492, LMC6494
www.ti.com SNOS724D –AUGUST 2000–REVISED MARCH 2013
DC Electrical Characteristics (continued)
Unless otherwise specified, all limits specified for T
J
= 25°C, V
+
= 5V, V
−
= 0V, V
CM
= V
O
= V
+
/2 and R
L
> 1 MΩ. Boldface
limits apply at the temperature extremes
LMC6492AE LMC6492BE
Symbol Parameter Conditions Typ
(1)
LMC6494AE LMC6494BE Units
Limit
(2)
Limit
(2)
C
IN
Common-Mode 3 pF
Input Capacitance
CMRR Common-Mode 0V ≤ V
CM
≤ 15V 82 65 63 dB
min
Rejection Ratio V
+
= 15V 60 58
0V ≤ V
CM
≤ 5V 82 65 63
60 58
+PSRR Positive Power Supply 5V ≤ V
+
≤ 15V, 82 65 63 dB
Rejection Ratio V
O
= 2.5V 60 58 min
−PSRR Negative Power Supply 0V ≤ V
−
≤ −10V, 82 65 63 dB
Rejection Ratio V
O
= 2.5V 60 58 min
V
CM
Input Common-Mode V
+
= 5V and 15V V
−
−0.3 −0.25 −0.25 V
Voltage Range For CMRR ≥ 50 dB 0 0 max
V
+
+ 0.3 V
+
+ 0.25 V
+
+ 0.25 V
V
+
V
+
min
A
V
Large Signal Voltage Gain R
L
= 2 kΩ:
(4)
Sourcing 300 V/mV
Sinking 40 min
V
O
Output Swing V
+
= 5V 4.9 4.8 4.8 V
R
L
= 2 kΩ to V
+
/2 4.7 4.7 min
0.1 0.18 0.18 V
0.24 0.24 max
V
+
= 5V 4.7 4.5 4.5 V
R
L
= 600Ω to V
+
/2 4.24 4.24 min
0.3 0.5 0.5 V
0.65 0.65 max
V
+
= 15V 14.7 14.4 14.4 V
R
L
= 2 kΩ to V
+
/2 14.0 14.0 min
0.16 0.35 0.35 V
0.5 0.5 max
V
+
= 15V 14.1 13.4 13.4 V
R
L
= 600Ω to V
+
/2 13.0 13.0 min
0.5 1.0 1.0 V
1.5 1.5 max
I
SC
Output Short Circuit Current Sourcing, V
O
= 0V 25 16 16
10 10
V
+
= 5V Sinking, V
O
= 5V 22 11 11
8 8
mA
min
I
SC
Output Short Circuit Current Sourcing, V
O
= 0V 30 28 28
20 20
V
+
= 15V Sinking, V
O
= 5V
(5)
30 30 30
22 22
(4) V
+
= 15V, V
CM
= 7.5V and R
L
connected to 7.5V. For Sourcing tests, 7.5V ≤ V
O
≤ 11.5V. For Sinking tests, 3.5V ≤ V
O
≤ 7.5V.
(5) Do not short circuit output to V
+
, when V
+
is greater than 13V or reliability will be adversely affected.
Copyright © 2000–2013, Texas Instruments Incorporated Submit Documentation Feedback 3
Product Folder Links: LMC6492 LMC6494