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LTC1440CS8 датащи(PDF) 4 Page - Linear Technology

номер детали LTC1440CS8
подробное описание детали  Ultralow Power Single/Dual Comparator with Reference
PDF  12 Pages
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производитель  LINER [Linear Technology]
домашняя страница  http://www.linear.com
Logo LINER - Linear Technology

LTC1440CS8 датащи(HTML) 4 Page - Linear Technology

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4
LTC1440/LTC1441/LTC1442
Comparator Response Time vs
Input Overdrive
RESPONSE TIME (
µs)
–1
0
0
1
6
14
18
5
1440/1/2 G02
100
210
4
12
16
08
2
3
4
100mV
10mV
50mV
20mV
TA = 25°C
RESPONSE TIME (
µs)
–1
100
0
1
6
4
5
1440/1/2 G01
0
2
010
8
2
3
4
100mV
10mV
50mV
20mV
TA = 25°C
Comparator Response Time vs
Input Overdrives
Comparator Short-Circuit Sink
Current vs Supply Voltage
SUPPLY VOLTAGE (V)
0
200
180
160
140
120
100
80
60
40
20
0
8
1440/1/2 G03
2
135
79
4
6
10
OUT CONNECTED TO V+
TA = 25°C
Comparator Short-Circuit Source
Current vs Supply Voltage
Comparator Response Time at
Low Supply Voltage
Comparator Response Time vs
Load Capacitance with 100mV
Input Overdrive
ELECTRICAL CHARACTERISTICS
The q denotes specifications which apply over the full operating
temperature range.
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Reference
VREF
Reference Voltage
No Load
C Temp Range
q
1.170
1.182
1.194
V
LTC1440/LTC1442
I Temp Range
q
1.164
1.200
V
No Load LTC1440 (MSOP)
C Temp Range
q
1.164
1.200
V
ISOURCE
Reference Output Source Current
∆VREF ≤ 1mV (LTC1442)
q
60
120
µA
ISINK
Reference Output Sink Current
∆VREF ≤ 2.5mV (LTC1442)
10
20
µA
∆VREF
Reference Source Current
0
≤ ISOURCE ≤ 1mA (LTC1440)
q
0.8
5.5
mV
Reference Sink Current
0
≤ ISINK ≤ 10µA (LTC1440)
0.5
1.5
mV
q
5mV
NOISE
Voltage Noise
100Hz to 100kHz
100
µVRMS
V + = 3V, V – = GND = 0V, TA = 25°C unless otherwise noted.
TYPICAL PERFORMANCE CHARACTERISTICS
SUPPLY VOLTAGE (V)
0
3
5
1440/1/2 G04
12
4
160
140
120
100
80
60
40
20
0
OUT CONNECTED TO
V – = GND = 0V
LOAD CAPACITANCE (nF)
0
12
10
8
6
4
2
80
1440/1/2 G05
20
40
60
100
tPHL
tPLH
SUPPLY VOLTAGE (V)
1.0
10000
1000
100
10
1
1.2
1.4
1.6
1.1
1.3
1.5
1440/1/2 G06
20mV OVERDRIVE
100mV OVERDRIVE



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