Datasheet

3
LT1055/LT1056
10556fc
LT1055M/LT1056M
LT1055AM/LT1056AM LT1055CH/LT1056CH
LT1055AC/LT1056AC LT1055CN8/LT1056CN8
SYMBOL PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
I
B
Input Bias Current Fully Warmed Up — ±10 ±50 — ±10 ±50 pA
V
CM
= 10V — 30 130 — 30 150 pA
Input Resistance:Differential — 10
12
—— 10
12
— Ω
Common Mode V
CM
= –11V to 8V — 10
12
—— 10
12
— Ω
V
CM
= 8V to 11V — 10
11
—— 10
11
— Ω
Input Capacitance — 4 — — 4 — pF
e
n
Input Noise Voltage 0.1Hz to 10Hz LT1055 — 1.8 — — 2.0 — µV
P-P
LT1056 — 2.5 — — 2.8 — µV
P-P
Input Noise Voltage Density f
0
= 10Hz (Note 3) — 28 50 — 30 60 nV/√Hz
f
0
= 1kHz (Note 4) — 14 20 — 15 22 nV/√Hz
I
n
Input Noise Current Density f
0
= 10Hz, 1kHz (Note 5) — 1.8 4 — 1.8 4 fA/√Hz
A
VOL
Large-Signal Voltage Gain V
0
= ±10V R
L
= 2k 150 400 — 120 400 — V/mV
R
L
= 1k 130 300 — 100 300 — V/mV
Input Voltage Range ±11 ±12 — ±11 ±12 — V
CMRR Common Mode Rejection Ratio V
CM
= ±11V 86100—8398— dB
PSRR Power Supply Rejection Ratio V
S
= ±10V to ±18V 90 106 — 88 104 — dB
V
OUT
Output Voltage Swing R
L
= 2k ±12 ±13.2 — ±12 ±13.2 — V
SR Slew Rate LT1055 10 13 — 7.5 12 — V/µs
LT1056 12 16 — 9.0 14 — V/µs
GBW Gain Bandwidth Product f = 1MHz LT1055 — 5.0 — — 4.5 — MHz
LT1056 — 6.5 — — 5.5 — MHz
I
S
Supply Current LT1055 — 2.8 4.0 — 2.8 4.0 mA
LT1056 — 5.0 6.5 — 5.0 7.0 mA
Offset Voltage Adjustment Range R
POT
= 100k — ±5—— ±5—mV
T
A
= 25°C. V
S
= ±15V, V
CM
= 0V unless otherwise noted.
ELECTRICAL CHARACTERISTICS
LT1055AC LT1055CH/LT1056CH
LT1056AC LT1055CN8/LT1056CN8
SYMBOL PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
V
OS
Input Offset Voltage (Note 2) LT1055 H Package ● — 100 330 — 140 750 µV
LT1056 H Package
● — 100 360 — 140 800 µV
LT1055 N8 Package
● — — — — 250 1250 µV
LT1056 N8 Package
● — — — — 280 1350 µV
Average Temperature H Package (Note 6) ● — 1.2 4.0 — 1.6 8.0 µV/°C
Coefficient of Input Offset N8 Package (Note 6)
● — — — — 3.0 12.0 µV/°C
Voltage
I
OS
Input Offset Current Warmed Up LT1055 ● — 10 50 — 16 80 pA
T
A
= 70°C LT1056 ● — 14 70 — 18 100 pA
I
B
Input Bias Current Warmed Up LT1055 ● — ±30 ±150 — ±40 ±200 pA
T
A
= 70°C LT1056 ● — ±40 ±80 — ±50 ±240 pA
A
VOL
Large-Signal Voltage Gain V
O
= ±10V, R
L
= 2k ● 80 250 — 60 250 — V/mV
CMRR Common Mode Rejection Ratio V
CM
= ±10.5V ● 85100—8298— dB
PSRR Power Supply Rejection Ratio V
S
= ±10V to ±18V ● 89 105 — 87 103 — dB
V
OUT
Output Voltage Swing R
L
= 2k ● ±12 ±13.1 — ±12 ±13.1 — V
The ● denotes the specifications which apply over the temperature range 0°C ≤ T
A
≤ 70°C.
V
S
= ±15V, V
CM
= 0V unless otherwise noted.