LT6350 데이터 시트보기 (PDF) - Linear Technology
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LT6350 Datasheet PDF : 28 Pages
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LT6350
ELECTRICAL CHARACTERISTICS The l denotes specifications that apply over the full specified temperature range,
otherwise specifications are at TA
SHORT, RG = OPEN. VS is defined
= 25°C.
as (V+ –
Unless noted otherwise, V+ = 5V,
V–). VOUTCM is defined as (VOUT1
V
+
– = 0V, V+IN1 = V2 = Mid-Supply,
VOUT2)/2. VOUTDIFF is defined as
VSHDN = V+, RL =
(VOUT1 – VOUT2).
OPEN, RF =
See Figure 1.
SYMBOL PARAMETER
CONDITIONS
MIN TYP MAX UNITS
VOSDIFF
Differential Input-Referred Offset Voltage
VOS1
Input Offset Voltage, Op Amp 1
VOS2
Input Offset Voltage, Op Amp 2 (Note 6)
ΔVOSDIFF/ΔT Differential Offset Voltage Drift
IB1
Input Bias Current, Op Amp 1
(at +IN1, –IN1)
IOS1
Input Offset Current, Op Amp 1
(at +IN1, –IN1)
I+IN2
IOS2
en1
in1
en2
in2
en(OUT)
Input Bias Current, Op Amp 2 (at +IN2)
Input Offest Current, Op Amp 2
Input Voltage Noise Density, Op Amp 1
Input Current Noise Density, Op Amp 1
Input Voltage Noise Density, Op Amp 2
Input Current Noise Density, Op Amp 2
Differential Output Noise Voltage Density
VS = 5V
V+IN1 = V2 = Mid-Rail
V+IN1
V+IN1
=
=
V2
V2
=
=
V–
V–
+1.5V
+1.5V
to
to
V+
V+
–
–
0.1V
0.1V
l
VS = 3V
V+IN1 = V2
=
V–
+1.5V
to
V+
–
0.1V
V+IN1 = V2 = V–+1.5V to V+ – 0.1V
l
VS = 10V
V+IN1 = V2 = V–+1.5V to V+ – 0.1V
V+IN1 = V2 = V–+1.5V to V+ – 0.1V
l
VS = 5V
V+IN1 = V–+1.5V to V+
l
V+IN1 = V– to V+
l
VS = 3V
V+IN1 = V
V+IN1 = V
–+1.5V
– to V+
to
V+
l
l
VS = 10V
V+IN1 = V
–+1.5V
to
V+
l
V+IN1 = V– to V+
l
VS = 3V, 5V, 10V
V+IN1 = V2 = V–+1.5V to V+ – 0.1V
l
V+IN1 = V2 = V– +1.5V
l
V+IN1 = V2 = V+ –0.1V
l
V+IN1 = Mid-Supply
l
V+IN1 = V–
l
V+IN1 = V+
l
V+IN1 = Mid-Supply
l
V+IN1
V+IN1
=
=
V–
V+
l
l
V+IN1 = V2 = Mid-Supply
l
V2 = Mid-Supply
Op Amp Input Referred
Op Amp Input Referred
Total Output Noise Including Both Op Amps
and On-Chip Resistors. Input Shorted. f = 10kHz
–0.4
–0.45
–0.77
–0.45
–0.8
–0.52
–0.78
–0.35
–1.5
–0.35
–1.5
–0.68
–1.5
–1.0
–6.8
–8.0
–1
–1
–1
±0.1
±0.1
±0.1
±0.08
±0.28
±0.08
±0.32
±0.07
±0.28
±0.1
5
5.5
–1.2
–3.0
1.4
±0.1
±0.1
±0.1
2.5
±0.1
1.9
1.1
2.1
1
8.2
0.4
mV
0.45
mV
1.36
mV
0.45
mV
1.36
mV
0.52
mV
1.48
mV
0.68
mV
1.5
mV
0.68
mV
1.5
mV
0.68
mV
1.5
mV
0.66
mV
μV/°C
μV/°C
μA
μA
2.6
μA
1
μA
1
μA
1
μA
4.4
μA
μA
nV/√Hz
pA/√Hz
nV/√Hz
pA/√Hz
nV/√Hz
SNR
V+IN1
V+IN2
RIN
Input Noise Voltage
Output Signal to Noise Ratio
Input Voltage Range, +IN1
Input Voltage Range, +IN2
Input Resistance
0.1Hz to 10Hz
VOUTDIFF = 8VP-P, 1MHz Noise Bandwidth
Guaranteed by CMRR1
Guaranteed by CMRR2
Single-Ended Input at +IN1
300
nVP-P
110
dB
l
V–
l V– +1.5V
V+
V
V+ –0.1V
V
4
MΩ
6350f
3
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