Datasheet

LTC6087/LTC6088
4
60878fc
electrical characteristics
The l denotes the specifications which apply over the full specified
temperature range, otherwise specifications are at T
A
= 25°C. Test conditions are V
+
= 3V, V
–
= 0V, V
CM
= 0.5V unless otherwise noted.
SYMBOL PARAMETER CONDITIONS
C SUFFIX H SUFFIX
UNITSMIN TYP MAX MIN TYP MAX
A
VOL
Large-Signal Voltage Gain R
LOAD
= 10k, 0.5V ≤ V
OUT
≤ 2.5V
l
500
300
3000 500
30
3000 V/mV
V/mV
I
SC
Output Short-Circuit Current Source and Sink
l
25
21
35 25
18
35 mA
mA
SR Slew Rate A
V
= 1 7.2 7.2 V/µs
GBW Gain Bandwidth Product (f
TEST
= 20kHz) R
LOAD
= 50k, V
CM
= 1.5V
l
10
9
14 10
8
14 MHz
MHz
F
0
Phase Margin R
L
= 10k, C
L
= 45pF, A
V
= 1 45 45 Deg
t
S
Settling Time 0.1% V
STEP
= 2V, A
V
= –1, R
L
= 1k 1 1 µs
I
S
Supply Current (per Amplifier) No Load
l
1.05
1.05
1.20
1.25
1.05
1.05
1.20
1.35
mA
mA
Shutdown Current (per Amplifier) Shutdown, V
SHDNx
≤ 0.8V
l
0.2 1 0.2 1 µA
V
S
Supply Voltage Range Guaranteed by the PSRR Test
l
2.7 5.5 2.7 5.5 V
Channel Separation f
S
= 10kHz –120 –120 dB
Shutdown Logic SHDNx High
SHDNx Low
l
l
2
0.8
2
0.8
V
V
t
ON
Turn-On Time V
SHDNx
= 0.8V to 2V 6 6 µs
t
OFF
Turn-Off Time V
SHDNx
= 2V to 0.8V 2 2 µs
Leakage of SHDN Pin V
SHDNx
= 0V
l
0.1 0.5 0.1 0.5 µA
The l denotes the specifications which apply over the full specified temperature range, otherwise specifications are at T
A
= 25°C.
Test conditions are V
+
= 5V, V
–
= 0V, V
CM
= 0.5V unless otherwise noted.
SYMBOL PARAMETER CONDITIONS
C SUFFIX H SUFFIX
UNITSMIN TYP MAX MIN TYP MAX
V
OS
Offset Voltage (Note 5) LTC6087MS8, LTC6088GN
LTC6087DD, LTC6088DHC
LTC6087MS8, LTC6088GN
LTC6087DD, LTC6088DHC
l
l
±330
±330
±750
±1100
±900
±1350
±330
±330
±750
±1100
±1100
±1600
µV
µV
µV
µV
ΔV
OS
/ΔT
Input Offset Voltage Drift (Note 6) LTC6087MS8, LTC6088GN
LTC6087DD, LTC6088DHC
l
l
±2
±2
±5
±5
±2
±2
±5
±5
µV/°C
µV/°C
I
B
Input Bias Current (Notes 5, 7)
l
1
40
1
500
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
12
10
12
10
nV/√Hz
nV/√Hz
Input Noise Voltage 0.1Hz to 10Hz 2.5 2.5 µV
P-P
i
n
Input Noise Current Density (Note 8) f = 1Hz 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
2.7
4.2
2.7
4.2
pF
pF