Datasheet
LTC6084/LTC6085
4
60845fa
The l denotes the specifi cations which apply over the full operating
temperature range, otherwise specifi cations are at T
A
= 25°C. Test conditions are V
+
= 2.5V, V
–
= 0V, V
CM
= 0.5V unless otherwise noted.
ELECTRICAL CHARACTERISTICS
C SUFFIX H SUFFIX
SYMBOL PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
I
SC
Output Short-Circuit
Current
Source and Sink
l
7.7
6
12.5 7.7
4.5
12.5 mA
mA
SR Slew Rate A
V
= 1 0.5 0.5 V/µs
GBW Gain Bandwidth Product
(f
TEST
= 10kHz)
R
LOAD
= 50k, V
CM
= 1.25V
l
0.9
0.7
1.5 0.9
0.6
1.5 MHz
Φ
0
Phase Margin R
L
= 10k, C
L
= 150pF, A
V
= 1 45 45 Deg
t
S
Settling Time 0.1% V
STEP
= 1V, A
V
= 1 6 6 µs
I
S
Supply Current
(Per Amplifi er)
No Load
l
110 130
140
110 130
145
µA
µA
Shutdown Current
(Per Amplifi er)
Shutdown, V
SHDNx
≤ 0.5V
l
0.2 0.3 0.2 0.5 µA
V
S
Supply Voltage Range Guaranteed by the PSRR Test
l
2.5 5.5 2.5 5.5 V
Channel Separation f
S
= 10kHz –120 –120 dB
Shutdown Logic SHDNx High
SHDNx Low
1.8
0.5
1.8
0.5
V
V
t
ON
Turn On Time V
SHDNx
= 0.5V to 1.8V 7 7 µs
t
OFF
Turn Off Time V
SHDNx
= 1.8V to 0.5V 1 1 µs
Leakage of SHDN Pin V
SHDNx
= 0V
l
0.2 0.3 0.2 0.5 µA
The l denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at T
A
= 25°C. Test
conditions are V
+
= 5V, V
–
= 0V, V
CM
= 0.5V unless otherwise noted.
C SUFFIX H SUFFIX
SYMBOL PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
V
OS
Offset Voltage (Note 5) LTC6084MS8, LTC6085GN
LTC6084DD, LTC6085DHC
LTC6084MS8, LTC6085GN
LTC6084DD, LTC6085DHC
l
l
300
300
750
1100
900
1350
300
300
750
1100
1100
1600
µV
µV
µV
µV
ΔV
OS
/ΔT
Input Offset Voltage Drift
(Note 6)
l
25 25
µV/°C
I
B
Input Bias Current
(Notes 5, 7)
l
1
40
1
750
pA
pA
I
OS
Input Offset Current
(Notes 5, 7)
l
0.5
30
0.5
150
pA
pA
e
n
Input Noise Voltage
Density
f = 1kHz
f = 10kHz
31
27
31
27
nV/√Hz
nV/√Hz
Input Noise Voltage 0.1Hz to 10Hz 3 3 µV
P-P
i
n
Input Noise Current
Density (Note 8)
0.56 0.56 fA/√Hz
Input Common Mode
Range
l
V
–
V
+
V
–
V
+
V
C
IN
Input Capacitance
Differential Mode
Common Mode
f = 100kHz
5
9
5
9
pF
pF