LV549 データシートの表示（PDF） - Gennum -> Semtech
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LV549 Datasheet PDF : 5 Pages
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ABSOLUTE MAXIMUM RATINGS
PARAMETER
Supply Voltage
Power dissipation
Operating Temperature
Storage Temperature
VALUE & UNITS
3 VDC
60 mW
-10 to + 40 °C
-20 to + 70 °C
CAUTION
CLASS 1 ESD SENSITIVITY
PIN CONNECTION
DEC1 4
RT
I/P
DEC2
1
5
OUT1
VB
GND
8
OUT2
ELECTRICAL CHARACTERISTICS
Conditions: Temperature 25 oC, Supply Voltage VB = 1.3 VDC
PARAMETER
SYMBOL
CONDITION
MIN
Gain
ACL
VOUT = 0.707 VRMS
38
Quiescent Current
IAMP
100
ITRANS
170
ITOT
-
Maximum Drive Current
V1 = 0V (S2, S3 closed)
V4 = 0V LC549
10
LV549
10
LD549
36
Input Impedance
18
Total Harmonic Distortion & Noise
THD
Input Referred Noise
IRN
VOUT = 0.707 VRMS
-
VOUT = 1.3 VRMS
-
NFB 0.2 to 10 kHz at 12 dB/oct (S1 closed)
-
Start Up Time
-
All switches and parameters remain as shown in test circuit unless stated in condition column
START-UP TIME TEST (Refer to Test Circuit)
SEQUENCE CONDITIONS
COMMENTS
1
Power Supply
Off
2
S1
3
S2 / S3
Closed
Closed
Removes VIN
Discharges C2 and C3
4
S1
5
S2 / S3
Open
Open
Applies VIN (VIN level is determined from Gain Test)
Removes short from C2 and C3
6
Power Supply
On
7
Gain must be within specification, within 3 seconds after power supply is turned on
TYP MAX UNITS
40
42
dB
-
400
µA
-
370
µA
500
770
µA
35
75
mA
-
41
mA
50
75
mA
27
36
kΩ
0.5
-
%
2.5
5.2
%
1.2
2.5
µV
-
3
sec
500 - 25 - 09
2
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