Datasheet

LTC6246/LTC6247/LTC6248
3
624678fa
(V
S
= 5V) The l denotes the specifications which apply across the
specified temperature range, otherwise specifications are at T
A
= 25°C. For each amplifier V
S
= 5V, 0V; V
SHDN
= 2V; V
CM
= V
OUT
= 2.5V,
unless otherwise noted.
orDer inForMaTion
LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION SPECIFIED TEMPERATURE RANGE
LTC6247CMS#PBF LTC6247CMS#TRPBF LTDWM 10-Lead Plastic MSOP 0°C to 70°C
LTC6247IMS#PBF LTC6247IMS#TRPBF LTDWM 10-Lead Plastic MSOP –40°C to 85°C
LTC6248CMS#PBF LTC6248CMS#TRPBF 6248 16-Lead Plastic MSOP 0°C to 70°C
LTC6248IMS#PBF LTC6248IMS#TRPBF 6248 16-Lead Plastic MSOP –40°C to 85°C
LTC6248HMS#PBF LTC6248HMS#TRPBF 6248 16-Lead Plastic MSOP –40°C to 125°C
TRM = 500 pieces. *Temperature grades are identified by a label on the shipping container.
Consult LTC Marketing for parts specified with wider operating temperature ranges.
Consult LTC Marketing for information on lead based finish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
elecTrical characTerisTics
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
OS
Input Offset Voltage V
CM
= Half Supply
l
–500
–1000
50 500
1000
µV
µV
V
CM
= V
+
– 0.5V, NPN Mode
l
–2.5
–3
0.1 2.5
3
mV
mV
V
OS
Input Offset Voltage Match
(Channel-to-Channel) (Note 8)
V
CM
= Half Supply
l
–600
–1000
50 600
1000
µV
µV
V
CM
= V
+
– 0.5V, NPN Mode
l
–3.5
–4
0.1 3.5
4
mV
mV
V
OS
T
C
Input Offset Voltage Drift
l
–2 µV/°C
I
B
Input Bias Current (Note 7) V
CM
= Half Supply
l
–350
–550
–30 350
550
nA
nA
V
CM
= V
+
– 0.5V, NPN Mode
l
100
0
400 1000
1500
nA
nA
I
OS
Input Offset Current V
CM
= Half Supply
l
–250
–400
–10 250
400
nA
nA
V
CM
= V
+
– 0.5V, NPN Mode
l
–250
–400
–10 250
400
nA
nA
e
n
Input Noise Voltage Density f = 100kHz 4.2 nV/√Hz
Input 1/f Noise Voltage f = 0.1Hz to 10Hz 1.6 µV
P-P
i
n
Input Noise Current Density f = 100kHz 2.0 pA/√Hz
C
IN
Input Capacitance Differential Mode
Common Mode
2
0.8
pF
pF
R
IN
Input Resistance Differential Mode
Common Mode
32
14
kΩ
MΩ
A
VOL
Large Signal Voltage Gain R
L
= 1k to Half Supply (Note 10)
l
30
14
45 V/mV
V/mV
R
L
= 100Ω to Half Supply (Note 10)
l
5
2.5
15 V/mV
V/mV
CMRR Common Mode Rejection Ratio V
CM
= 0V to 3.5V
l
78
76
110 dB
dB