LTC1401(RevA) 데이터 시트보기 (PDF) - Linear Technology
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LTC1401 Datasheet PDF : 20 Pages
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TYPICAL PERFORMANCE CHARACTERISTICS
LTC1401
Differential Nonlinearity vs
Output Code
1.0
fSAMPLE = 200kHz
0.5
0
–0.5
–1.0
0 512 1024 1536 2048 2560 3072 3584 4096
CODE
LTC1401 • TPC01
Signal-to-Noise Ratio (Without
Harmonics) vs Input Frequency
80
70
60
50
40
30
20
10 TA = 25°C
fSAMPLE = 200kHz
0
10
100
INPUT FREQUENCY (kHz)
1000
LTC1401 • TPC04
Reference Voltage vs
Load Current
1.40
1.35 TA = 25°C
1.30
1.25
1.20
1.15
1.10
1.05
1.00
0.95
0.90
–7 –6 –5 –4 –3 –2 –1 0 1 2
LOAD CURRENT (mA)
LTC1401 • TPC07
Integral Nonlinearity vs
Output Code
1.0
fSAMPLE = 200kHz
0.5
0
–0.5
–1.0
0 512 1024 1536 2048 2560 3072 3584 4096
CODE
LTC1401 • TPC02
Peak Harmonic or Spurious Noise
vs Input Frequency
0
–10
TA = 25°C
fSAMPLE = 200kHz
–20
–30
–40
–50
–60
–70
–80
–90
10
100
INPUT FREQUENCY (kHz)
1000
LTC1401 • TPC05
Power Supply Feedthrough vs
Ripple Frequency
0
–10
fSAMPLE = 200kHz
fIN = 49.853kHz
–20 VCC (VRIPPLE = 1mV)
–30
–40
–50
–60
–70
–80
–90
–100
1
10
100
1000
RIPPLE FREQUENCY (kHz)
LTC1401 • TPC08
S/(N + D) vs Input Frequency
and Amplitude
80
70
VIN = 0dB
TA = 25°C
fSAMPLE = 200kHz
60
VIN = –20dB
50
40
30
20
VIN = –60dB
10
0
10
100
1000
INPUT FREQUENCY (kHz)
LTC1401 • TPC03
Acquisition Time vs
Source Impedance
4500
TA = 25°C
4000
3500
3000
2500
2000
1500
1000
500
0
10
100
1k
10k
SOURCE RESISTANCE (Ω)
LTC1401 • TPC06
Supply Current vs Temperature
12
fSAMPLE = 200kHz
10
VIN = 3.6V
8
6
VIN = 3V
4
VIN = 2.7V
2
0
–50 –25
0 25 50 75 100 125
TEMPERATURE (˚C)
LTC1401 • TPC09
1401fa
5
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