LT1880 데이터 시트보기 (PDF) - Linear Technology
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LT1880 Datasheet PDF : 12 Pages
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LT1880
ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VS = 5V, 0V; VCM = 2.5V unless otherwise noted. (Note 5)
SYMBOL PARAMETER
CONDITIONS
MIN TYP MAX UNITS
CMRR
PSRR
Common Mode Rejection Ratio
Power Supply Rejection Ratio
Minimum Operating Supply Voltage
1V < VCM < 3.8V
V– = 0V, VCM = 1.5V; 2.7V < V+ < 32V
l 116
135
dB
l 110
135
dB
l
2.4
2.7
V
AVOL
Large Signal Voltage Gain
RL = 10k; 1V < VOUT < 4V
RL = 2k; 1V < VOUT < 4V
RL = 1k; 1V < VOUT < 4V
500 1600
l 400
400 800
l 300
300 400
l 250
V/mV
V/mV
V/mV
V/mV
V/mV
V/mV
VOL
Output Voltage Swing Low
VOH
Output Voltage Swing High
(Referred to V+)
IS
Supply Current per Amplifier
No Load
ISINK = 100μA
ISINK = 1mA
V+ = 5V; No Load
V+ = 5V; ISOURCE = 100μA
V+ = 5V; ISOURCE = 1mA
V+ = 3V
V+ = 5V
V+ = 12V
l
20
55
mV
l
35
65
mV
l
130
200
mV
l
130
250
mV
l
150
270
mV
l
220
380
mV
1.2
1.8
mA
l
2.2
mA
1.2
1.9
mA
l
2.3
mA
1.35
2
mA
l
2.4
mA
ISC
Short-Circuit Current
GBW Gain-Bandwidth Product
VOUT Short to GND
VOUT Short to V+
f = 20kHz
l 10
18
mA
l 10
20
mA
0.8
1.1
MHz
tS
Settling Time
0.01%, VOUT = 1.5V to 3.5V
AV = –1, RL = 2k
10
μs
FPBW Full Power Bandwidth (Note 7)
VOUT = 4VP-P
32
kHz
THD
Total Harmonic Distortion and Noise
VO = 2VP-P, AV = –1, f = 1kHz, Rf = 1k, BW = 22kHz
0.002
%
VO = 2VP-P, AV = 1, f = 1kHz, RL = 10k, BW = 22kHz
0.0008
%
SR+
Slew Rate Positive
AV = –1
0.25
0.4
V/μs
l 0.2
V/μs
SR –
Slew Rate Negative
AV = –1
0.25 0.55
V/μs
l 0.25
V/μs
The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C.
VS= ±15V, VCM = 0V unless otherwise noted. (Note 5)
SYMBOL PARAMETER
CONDITIONS
MIN TYP MAX UNITS
VOS
Input Offset Voltage
Input Offset Voltage Drift
(Note 6)
IOS
Input Offset Current
IB
Input Bias Current
Input Noise Voltage
0°C < TA < 70°C
–40°C < TA < 85°C
0°C < TA < 70°C
–40°C < TA < 85°C
0°C < TA < 70°C
–40°C < TA < 85°C
0°C < TA < 70°C
–40°C < TA < 85°C
0.1Hz to 10Hz
40
150
μV
l
200
μV
l
250
μV
l
0.3
1.2
μV/°C
l
0.3
1.2
μV/°C
150
900
pA
l
1200
pA
l
1400
pA
150
900
pA
l
1200
pA
l
1500
pA
0.5
μV/p-p
1880fa
3
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