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LT5546 데이터시트(PDF) 5 Page - Linear Technology

부품명 LT5546
상세설명  40MHz to 500MHz VGA and I/Q Demodulator with 17MHz Baseband Bandwidth
PDF  12 Pages
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제조업체  LINER [Linear Technology]
홈페이지  http://www.linear.com
Logo LINER - Linear Technology

LT5546 데이터시트(HTML) 5 Page - Linear Technology

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LT5546
5
5546f
Total Harmonic Distortion
vs IF Input Power at 3V Supply
and 800mVP-P Differential Out
Total Harmonic Distortion
vs IF Input Power and IF
Frequency
Total Harmonic Distortion
vs IF Input Power at 1.8V Supply
and 800mVP-P Differential Out
Total Harmonic Distortion vs IF
Input Power and Supply Voltage
LPF Frequency Response
vs Baseband Frequency
and Temperature
LPF Frequency Response
vs Baseband Frequency and
Supply Voltage
Total Harmonic Distortion
vs IF Input Power at 500mVP-P
Differential Out
IF Detector Output Voltage vs
IF Input CW Power at 3V Supply
IF Detector Output Voltage vs
IF Input CW Power at 1.8V Supply
TYPICAL PERFOR A CE CHARACTERISTICS VCC = 3V, f2×LO = 570MHz, P2×LO = –5dBm
(Note 5), fIF = 284MHz, PIF = –30dBm, I and Q outputs 800mVP-P into 4kΩ differential load, TA = 25°C, EN = VCC, STBY = VCC,
unless otherwise noted. (Note 3)
IF INPUT POWER EACH TONE (dBm)
–60
–30
5546 G07
–50
–40
–20
–10
–25
–30
–35
–40
–45
–50
–55
–60
85
°C
fIF,1 = 280MHz
fIF,2 = 280.1MHz
f2xLO = 570MHz
25
°C
–40
°C
IF INPUT POWER EACH TONE (dBm)
–60
–30
5546 G08
–50
–40
–20
–10
–25
–30
–35
–40
–45
–50
–55
–60
fIF = 280MHz
fIF = 40MHz
800mVP-P DIFFERENTIAL OUT
3V SUPPLY
fIF = 500MHz
IF INPUT POWER EACH TONE (dBm)
–60
–30
5546 G09
–50
–40
–10
–20
–25
–30
–35
–40
–45
–50
–55
–60
fIF,1 = 280MHz
fIF,2 = 280.1MHz
f2xLO = 570MHz
–40
°C
85
°C
25
°C
IF INPUT POWER EACH TONE (dBm)
–60
–30
5546 G10
–50
–40
–20
–10
–25
–30
–35
–40
–45
–50
–55
–60
1.8V
5.25V
800mVP-P DIFFERENTIAL OUT
fIF,1 = 280MHz
fIF,2 = 280.1MHz
f2xLO = 570MHz
3V
IF INPUT POWER EACH TONE (dBm)
–65
–60
–55
–50
–45
–40
–35
–30
–25
–20
–40
–35
–30
–40
°C
25
°C
85
°C
–25
5546 G11
–20
fIF,1 = 280MHz
fIF,2 = 280.1MHz
f2xLO = 570MHz
VCC = 3V
BASEBAND FREQUENCY (MHz)
0
–10
–8
–9
–6
–5
–7
–4
–2
–1
–3
0
5 10 15 20
30
40
50
5546 G12
25
35
45
55
VCC = 3V
–40
°C
85
°C
25
°C
BASEBAND FREQUENCY (MHz)
0
–10
–8
–9
–6
–5
–7
–4
–2
–1
–3
0
5 10 15 20
30
40
50
5546 G13
25
35
45
55
TA = 25°C
1.8V
5.25V
3V
IF INPUT CW POWER (dBm)
–40
0.2
0.4
0.6
0.8
1.0
1.2
1.4
–30
85
°C
–40
°C
–20
–10
0
5546 G14
10
25
°C
fIF = 280MHz
IF INPUT CW POWER (dBm)
–40
0.2
0.4
0.6
0.8
1.0
1.2
1.4
–30
85
°C
–40
°C
–20
–10
0
5546 G15
10
25
°C
fIF = 280MHz



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