LT1881 查看數據表（PDF） - Linear Technology
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LT1881 Datasheet PDF : 18 Pages
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LT1881/LT1882
ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. Split supply operation VS = ±15V, VCM = 0V unless otherwise noted.
(Note 5)
SYMBOL
en
in
RIN
CIN
VCM
CMRR
+PSRR
–PSRR
AVOL
VOL
VOH
IS
ISC
GBW
tS
SR +
SR –
PARAMETER
Input Noise Voltage
Input Noise Voltage Density
Input Noise Current Density
Input Resistance
Input Capacitance
Input Voltage Range
Common Mode Rejection Ratio
Positive Power Supply
Rejection Ratio
Negative Power Supply
Rejection Ratio
Minimum Operating
Supply Voltage
Large-Signal Voltage Gain
Output Voltage Swing Low
(Referred to VEE)
Output Voltage Swing High
(Referred to VCC)
Supply Current Per Amplifier
Short-Circuit Current
Gain Bandwidth Product
Channel Separation
Settling Time
Slew Rate Positive
Slew Rate Negative
CONDITIONS
0.1Hz to 10Hz
f = 1kHz
f = 1kHz
Differential Mode
Common Mode
–13.5V < VCM < 13.5V
V– = –15V, VCM = 0V;
1.5V < V+ < 18V
V+ = 15V, VCM = 0V;
–1.5V < V– < –18V
C/I Grades
H/MP Grades
MIN TYP MAX MIN TYP MAX
0.5
0.5
14
14
0.03
0.03
l
20
20
l
100
100
l
2
2
V– + 1.0
l V– + 1.2
V+ – 1.0 V– + 1.0
V+ – 1.2 V– + 1.2
V+ – 1.0
V+ – 1.2
l 114 130
110 130
l 110 132
108 132
UNITS
μVP-P
nV/√Hz
pA/√Hz
MΩ
GΩ
pF
V
V
dB
dB
l 106 132
104 132
dB
l
±1.2 ±1.35
±1.2 ±1.35
V
RL = 10k; –13.5V < VOUT < 13.5V
1000 1600
l 700
RL = 2k; –13.5V < VOUT < 4V
175 420
l 125
RL = 1k; 1V < VOUT < 4V
90 230
l 65
No Load
ISINK = 100μA
ISINK = 1mA
ISINK = 5mA
No Load
ISOURCE = 100μA
ISOURCE = 1mA
ISOURCE = 5mA
VS = ±15V
VOUT Short to V–
VOUT Short to V+
l
20 40
l
25 50
l
70 150
l
270 600
l
120 220
l
130 230
l
180 300
l
360 600
0.5 0.85 1.1
l
1.6
20 40
l 15 40
20 30
l 15 30
f = 20kHz
0.4 0.85
f = 1kHz
120
0.01%, VOUT = – 5V to 5V,
AV = –1, RL = 2k
AV = –1
30
0.21 0.4
l 0.18
AV = –1
0.13 0.20
l 0.1
1000 1600
500
175 420
110
90 230
7
20 50
25 60
70 200
270 750
120 300
130 325
180 450
360 800
0.5 0.85 1.1
2.0
20 40
10 40
20 30
10 30
0.4 0.85
120
30
0.21 0.4
0.15
0.11 0.20
0.07
V/mV
V/mV
V/mV
V/mV
V/mV
V/mV
mV
mV
mV
mV
mV
mV
mV
mV
mA
mA
mA
mA
mA
mA
MHz
dB
μs
V/μs
V/μs
V/μs
V/μs
18812fb
6
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