Datasheet

LT1678/LT1679
6
sn16789 16789fs
SYMBOL PARAMETER CONDITIONS (Note 6) MIN TYP MAX UNITS
V
OL
Output Voltage Swing Low Above –V
S
I
SINK
= 0.1mA 110 200 mV
0°C ≤ T
A
≤ 70°C ● 125 230 mV
– 40°C ≤ T
A
≤ 85°C ● 130 260 mV
Above –V
S
I
SINK
= 2.5mA 170 280 mV
0°C ≤ T
A
≤ 70°C ● 195 350 mV
– 40°C ≤ T
A
≤ 85°C ● 205 380 mV
Above –V
S
I
SINK
= 10mA 370 600 mV
0°C ≤ T
A
≤ 70°C ● 440 700 mV
– 40°C ≤ T
A
≤ 85°C ● 450 750 mV
V
OH
Output Voltage Swing High Below +V
S
I
SOURCE
= 0.1mA 80 150 mV
0°C ≤ T
A
≤ 70°C ● 90 200 mV
– 40°C ≤ T
A
≤ 85°C ● 100 250 mV
Below +V
S
I
SOURCE
= 2.5mA 110 200 mV
0°C ≤ T
A
≤ 70°C ● 120 300 mV
– 40°C ≤ T
A
≤ 85°C ● 120 350 mV
Below +V
S
I
SOURCE
= 10mA 200 450 mV
0°C ≤ T
A
≤ 70°C ● 250 500 mV
– 40°C ≤ T
A
≤ 85°C ● 250 550 mV
I
SC
Output Short-Circuit Current (Note 3) 20 35 mA
● 15 28 mA
SR Slew Rate R
L
= 10k (Note 9) 4 6 V/µs
R
L
= 10k (Note 9) 0°C ≤ T
A
≤ 70°C ● 3.5 5.8 V/µs
R
L
= 10k (Note 9) –40°C ≤ T
A
≤ 85°C ● 3 5.5 V/µs
GBW Gain Bandwidth Product f
O
= 100kHz 13 20 MHz
f
O
= 100kHz ● 12.5 19 MHz
THD Total Harmonic Distortion R
L
= 2k, A
V
= 1, f
O
= 1kHz, V
O
= 20V
P-P
0.00025 %
t
S
Settling Time 10V Step 0.1%, A
V
= +1 2.7 µs
10V Step 0.01%, A
V
= +1 3.9 µs
R
O
Open-Loop Output Resistance I
OUT
= 0 100 Ω
Closed-Loop Output Resistance A
V
= 100, f = 10kHz 1 Ω
I
S
Supply Current per Amplifier 2.5 3.5 mA
● 3 4.5 mA
Channel Separation f = 10Hz, V
O
= ±10V, R
L
= 10k 132 dB
∆V
OS
Offset Voltage Match 5 225 µV
(Note 15) 0°C ≤ T
A
≤ 70°C ● 30 525 µV
–40°C ≤ T
A
≤ 85°C ● 45 630 µV
∆IB+ Noninverting Bias Current Match ±2 ±30 nA
(Note 15) 0°C ≤ T
A
≤ 70°C ● ±3 ±55 nA
–40°C ≤ T
A
≤ 85°C ● ±7 ±75 nA
∆CMRR Common Mode Rejection Match V
CM
= –13.3V to 14V 96 120 dB
(Notes 14, 15)
● 92 115 dB
∆PSRR Power Supply Rejection Match V
S
= ±1.7V to ±18V 100 123 dB
(Notes 14, 15) ● 96 120 dB
The ● denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C. V
S
= ±15V, V
CM
= V
O
= 0V unless otherwise noted.
ELECTRICAL CHARACTERISTICS
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