Datasheet

3
LT1228
1228fc
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
Inverting Input Current V
S
= ±15V, V
CM
= ±13V, T
A
= 25°C 2.5 10 µA/V
Common Mode Rejection V
S
= ±15V, V
CM
= ±12V 10 µA/V
V
S
= ±5V, V
CM
= ±3V, T
A
= 25°C 2.5 10 µA/V
V
S
= ±5V, V
CM
= ±2V 10 µA/V
PSRR Power Supply Rejection Ratio V
S
= ±2V to ±15V, T
A
= 25°C6080dB
V
S
= ±3V to ±15V 60 dB
Noninverting Input Current V
S
= ±2V to ±15V, T
A
= 25°C 10 50 nA/V
Power Supply Rejection V
S
= ±3V to ±15V 50 nA/V
Inverting Input Current V
S
= ±2V to ±15V, T
A
= 25°C 0.1 5 µA/V
Power Supply Rejection V
S
= ±3V to ±15V 5 µA/V
A
V
Large-Signal Voltage Gain V
S
= ±15V, V
OUT
= ±10V, R
LOAD
= 1k 55 65 dB
V
S
= ±5V, V
OUT
= ±2V, R
LOAD
= 150 55 65 dB
R
OL
Transresistance, V
OUT
/I
IN
V
S
= ±15V, V
OUT
= ±10V, R
LOAD
= 1k 100 200 k
V
S
= ±5V, V
OUT
= ±2V, R
LOAD
= 150 100 200 k
V
OUT
Maximum Output Voltage Swing V
S
= ±15V, R
LOAD
= 400, T
A
= 25°C ±12 ±13.5 V
±10 V
V
S
= ±5V, R
LOAD
= 150, T
A
= 25°C ±3 ±3.7 V
±2.5 V
I
OUT
Maximum Output Current R
LOAD
= 0, T
A
= 25°C 30 65 125 mA
25 125 mA
I
s
Supply Current V
OUT
= 0V, I
SET
= 0V 611 mA
SR Slew Rate (Notes 4 and 6) T
A
= 25°C 300 500 V/µs
SR Slew Rate V
S
= ±15V, R
F
= 750, R
G
= 750, R
L
= 400 3500 V/µs
t
r
Rise Time (Notes 5 and 6) T
A
= 25°C1020ns
BW Small-Signal Bandwidth V
S
= ±15V, R
F
= 750, R
G
= 750, R
L
= 100 100 MHz
t
r
Small-Signal Rise Time V
S
= ±15V, R
F
= 750, R
G
= 750, R
L
= 100 3.5 ns
Propagation Delay V
S
= ±15V, R
F
= 750, R
G
= 750, R
L
= 100 3.5 ns
Small-Signal Overshoot V
S
= ±15V, R
F
= 750, R
G
= 750, R
L
= 100 15 %
t
s
Settling Time 0.1%, V
OUT
= 10V, R
F
=1k, R
G
= 1k, R
L
=1k 45 ns
Differential Gain (Note 7) V
S
= ±15V, R
F
= 750, R
G
= 750, R
L
= 1k 0.01 %
Differential Phase (Note 7) V
S
= ±15V, R
F
= 750, R
G
= 750, R
L
= 1k 0.01 DEG
Differential Gain (Note 7) V
S
= ±15V, R
F
= 750, R
G
= 750, R
L
= 150 0.04 %
Differential Phase (Note 7) V
S
= ±15V, R
F
= 750, R
G
= 750, R
L
= 150 0.1 DEG
E
LECTR
IC
AL C CHARA TERIST
ICS
E
LECTR
IC
AL C CHARA TERIST
ICS
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
OS
Input Offset Voltage I
SET
= 1mA, T
A
= 25°C ±0.5 ±5mV
±10 mV
Input Offset Voltage Drift 10 µV/°C
I
OS
Input Offset Current T
A
= 25°C 40 200 nA
500 nA
The denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C. Current Feedback Amplifier, Pins 1, 6, 8. ±5V V
S
±15V, I
SET
= 0µA,
V
CM
= 0V unless otherwise noted.
The
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C. Transconductance Amplifier, Pins 1, 2, 3, 5. ±5V V
S
±15V, I
SET
=
100µA, V
CM
= 0V unless otherwise noted.