LTC1443 查看數據表（PDF） - Linear Technology
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LTC1443 Datasheet PDF : 14 Pages
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LTC1443/LTC1444/LTC1445
Order Information
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
SPECIFIED
TEMPERATURE RANGE
LTC1443CN#PBF
LTC1443CN#TRPBF
LTC1443CN
16-Lead PDIP
0°C to 70°C
LTC1443CS#PBF
LTC1443CS#TRPBF
LTC1443CS
16-Lead Plastic SO
0°C to 70°C
LTC1443IN#PBF
LTC1443IN#TRPBF
LTC1443IN
16-Lead PDIP
–40°C to 85°C
LTC1443IS#PBF
LTC1443IS#TRPBF
LTC1443IS
16-Lead Plastic SO
–40°C to 85°C
LTC1444CN#PBF
LTC1444CN#TRPBF
LTC1444CN
16-Lead PDIP
0°C to 70°C
LTC1444CS#PBF
LTC1444CS#TRPBF
LTC1444CS
16-Lead Plastic SO
0°C to 70°C
LTC1444IN#PBF
LTC1444IN#TRPBF
LTC1444IN
16-Lead PDIP
–40°C to 85°C
LTC1444IS#PBF
LTC1444IS#TRPBF
LTC1444IS
16-Lead Plastic SO
–40°C to 85°C
LTC1445CN#PBF
LTC1445CN#TRPBF
LTC1445CN
16-Lead PDIP
0°C to 70°C
LTC1445CS#PBF
LTC1445CS#TRPBF
LTC1445CS
16-Lead Plastic SO
0°C to 70°C
LTC1445IN#PBF
LTC1445IN#TRPBF
LTC1445IN
16-Lead PDIP
–40°C to 85°C
LTC1445IS#PBF
LTC1445IS#TRPBF
LTC1445IS
16-Lead Plastic SO
–40°C to 85°C
LTC1443CDHD#PBF
LTC1443CDHD#TRPBF 1443
16-Lead (5mm × 4mm) Plastic DFN
0°C to 70°C
LTC1443IDHD#PBF
LTC1443IDHD#TRPBF 1443
16-Lead (5mm × 4mm) Plastic DFN
–40°C to 85°C
LTC1444CDHD#PBF
LTC1444CDHD#TRPBF 1444
16-Lead (5mm × 4mm) Plastic DFN
0°C to 70°C
LTC1444IDHD#PBF
LTC1444IDHD#TRPBF 1444
16-Lead (5mm × 4mm) Plastic DFN
–40°C to 85°C
LTC1445CDHD#PBF
LTC1445CDHD#TRPBF 1445
16-Lead (5mm × 4mm) Plastic DFN
0°C to 70°C
LTC1445IDHD#PBF
LTC1445IDHD#TRPBF 1445
16-Lead (5mm × 4mm) Plastic DFN
–40°C to 85°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
Consult LTC Marketing for information on nonstandard lead based finish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
Electrical Characteristics The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. V+ = 5V, V – = GND = 0V, unless otherwise noted.
SYMBOL
Power Supply
V+
ICC
Comparator
VOS
IIN
VCM
CMRR
PSRR
Noise
VHYST
tPD
PARAMETER
CONDITIONS
Supply Voltage Range
Supply Current
IN+ = IN– = 80mV
HYST = REF (LTC1444/LTC1445)
Comparator Input Offset Voltage
Input Leakage Current (IN+, IN –)
Input Leakage Current (HYST)
VCM = 2.5V
VIN+ = VIN– = 2.5V
LTC1444/LTC1445
Comparator Input Common Mode Range
Common Mode Rejection Ratio
V– to (V+ – 1.3V)
Power Supply Rejection Ratio
V+ = 2V to 11V
Voltage Noise
100Hz to 100kHz
Hysteresis Input Voltage Range
LTC1444, LTC1445
Propagation Delay
Overdrive = 10mV, COUT = 100pF
Overdrive = 100mV, COUT = 100pF
MIN TYP MAX UNITS
l
2.0
11.0
V
l
5.5
8.5
µA
l
±3.0 ±10.0
mV
l
±0.01 ±1.0
nA
l
±0.02 ±1.0
nA
l
V–
V+ – 1.3V
V
0.1
1.0
mV/V
0.1
1.0
mV/V
20
l REF – 50mV
µVRMS
REF
V
12
µs
4
µs
144345fe
3
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