LT1722/LT1723/LT1724
4
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ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VOS
Input Offset Voltage
(Note 6)
LT1722 SOT-23 and LT1723 MS8
100
150
400
650
μV
IOS
Input Offset Current
40
300
nA
IB
Input Bias Current
40
300
nA
en
Input Noise Voltage
f = 10kHz
3.8
nV/√Hz
in
Input Noise Current
f = 10kHz
1.2
pA/√Hz
RIN
Input Resistance
VCM = ±3.5V
Differential
535
50
MΩ
kΩ
CIN
Input Capacitance
2pF
Input Voltage Range +
Input Voltage Range –
3.5
4
–4
–3.5
V
CMRR
Common Mode Rejection Ratio
VCM = ±3.5V
80
100
dB
PSRR
Power Supply Rejection Ratio
VS = ±2.3V to ± 5.5V
78
90
dB
AVOL
Large-Signal Voltage Gain
VOUT = ±3V, RL = 500Ω
VOUT = ±3V, RL = 150Ω
10
7
17
14
V/mV
VOUT
Output Swing
RL = 500Ω, VIN = ±10mV
RL = 150Ω, VIN = ±10mV
±3.2
±3.1
±3.8
±3.4
V
IOUT
Output Current
VOUT = ± 3V, 10mV Overdrive
23
50
mA
ISC
Short-Circuit Current
VOUT = 0V, VIN = ±1V
35
90
mA
SR
Slew Rate
AV = –1, (Note 7)
45
70
V/μs
Full Power Bandwidth
3V Peak, (Note 8)
3.7
MHz
GBW
Gain Bandwidth
f = 200kHz
115
200
MHz
tS
Settling Time
AV = –1, 2V, 0.1%
AV = –1, 2V, 0.01%
91
112
ns
tr, tf
Rise Time, Fall Time
AV = 1, 10% to 90%, VIN = 0.2VP-P, RL = 150Ω
6
ns
Overshoot
AV = 1, VIN = 0.2VP-P, RL = 150Ω, RF = 0Ω
15
%
Propagation Delay
50% VIN to 50% VOUT = 0.2VP-P, RL = 150Ω
3
ns
RO
Output Resistance
AV = 1, f = 1MHz
0.15
Ω
Channel Separation
VOUT = ±3V, RL = 150Ω
82
90
dB
IS
Supply Current
Per Amplier
3.7
4.5
mA
TA = 25°C. VS = 5V, VCM = 2.5V, RL to 2.5V, unless otherwise noted.
VOS
Input Offset Voltage
(Note 6)
LT1722 SOT-23 and LT1723 MS8
250
350
550
800
μV
IOS
Input Offset Current
20
300
nA
IB
Input Bias Current
20
300
nA
en
Input Noise Voltage
f = 10kHz
4
nV/√Hz
in
Input Noise Current
f = 10kHz
1.1
pA/√Hz
RIN
Input Resistance
VCM = 1.5V to 3.5V
Differential
532
55
MΩ
kΩ
CIN
Input Capacitance
2pF
Input Voltage Range +
Input Voltage Range –
3.5
4
1
1.5
V
TA = 25°C, VS = ±5V, VCM = 0V, unless otherwise noted.