LT1398 查看數據表（PDF） - Linear Technology
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LT1398 Datasheet PDF : 16 Pages
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LT1398/LT1399/LT1399HV
ELECTRICAL CHARACTERISTICS (LT1399HV)
The q denotes specifications which apply over the specified operating temperature range, otherwise specifications are at TA = 25°C.
For each amplifier: VCM = 0V, VS = ±7.5V, EN = 0V, pulse tested, unless otherwise noted. (Note 4)
SYMBOL PARAMETER
CONDITIONS
MIN TYP MAX
UNITS
VOS
Input Offset Voltage
1.5
10
mV
q
12
mV
∆VOS/∆T Input Offset Voltage Drift
IIN+
Noninverting Input Current
IIN–
Inverting Input Current
q
15
µV/°C
10
25
µA
q
30
µA
10
50
µA
q
60
µA
en
Input Noise Voltage Density
f = 1kHz, RF = 1k, RG = 10Ω, RS = 0Ω, VS = ±5V
4.5
+ in
Noninverting Input Noise Current Density f = 1kHz, VS = ±5V
6
– in
Inverting Input Noise Current Density
f = 1kHz, VS = ±5V
25
RIN
Input Resistance
VIN = ±6V
q 0.3
1
CIN
Input Capacitance
Amplifier Enabled
2.0
Amplifier Disabled
2.5
nV/√Hz
pA/√Hz
pA/√Hz
MΩ
pF
pF
COUT
VINH
VINL
VOUTH
Output Capacitance
Input Voltage Range, High
Input Voltage Range, Low
Maximum Output Voltage Swing, High
VOUTL
Maximum Output Voltage Swing, Low
VOUTH Maximum Output Voltage Swing, High
VOUTL
Maximum Output Voltage Swing, Low
CMRR
– ICMRR
PSRR
+ IPSRR
– IPSRR
Common Mode Rejection Ratio
Inverting Input Current
Common Mode Rejection
Power Supply Rejection Ratio
Noninverting Input Current
Power Supply Rejection
Inverting Input Current
Power Supply Rejection
Amplifier Disabled
VS = ±7.5V
VS = 7.5V, 0V
VS = ±7.5V
VS = 7.5V, 0V
VS = ±7.5V, RL = 100k
VS = ±7.5V, RL = 100k
VS = 7.5V, 0V; RL = 100k
VS = ±7.5V, RL = 100k
VS = ±7.5V, RL = 100k
VS = 7.5V, 0V; RL = 100k
VS = ±7.5V, RL = 150Ω
VS = ±7.5V, RL = 150Ω
VS = 7.5V, 0V; RL = 150Ω
VS = ±7.5V, RL = 150Ω
VS = ±7.5V, RL = 150Ω
VS = 7.5V, 0V; RL = 150Ω
VCM = ±6V
VCM = ±6V
VCM = ±6V
VS = ±2V to ±7.5V, EN = V–
VS = ±2V to ±7.5V, EN = V–
VS = ±2V to ±7.5V, EN = V–
8.5
pF
q
6
6.5
V
6.5
V
q
– 6 – 6.5
V
1.0
V
6.4
6.7
V
q 6.1
V
6.7
V
– 6.4 – 6.7
V
q – 6.1
V
0.8
V
5.4
5.8
V
q 5.1
V
5.8
V
– 5.4 – 5.8
V
q – 5.1
V
0.6
V
q 42
52
dB
10
16
µA/V
q
22
µA/V
q 56
70
dB
1
2
µA/ V
q
3
µA/ V
q
2
7
µA/ V
AV
Large-Signal Voltage Gain
ROL
Transimpedance, ∆VOUT/∆IIN–
VOUT = ±4.5V, RL = 150Ω
VOUT = ±4.5V, RL = 150Ω
IOUT
Maximum Output Current
RL = 0Ω
IS
Supply Current per Amplifier
VOUT = 0V
Disable Supply Current per Amplifier
EN Pin Voltage = 7V, RL = 150Ω
IEN
Enable Pin Current
50
65
dB
40
100
kΩ
q 80
mA
q
4.6
7
mA
q
0.1
100
µA
30
110
µA
q
200
µA
4
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