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LT5518 Datasheet(PDF) 4 Page - Linear Technology

Part # LT5518
Description  1.5GHz - 2.4GHz High Linearity Direct Quadrature Modulator
PDF  16 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LT5518 Datasheet(HTML) 4 Page - Linear Technology

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LT5518
4
5518f
SUPPLY VOLTAGE (V)
4.5
120
130
5.5
5518 G01
110
100
5.0
140
LO FREQUENCY (GHz)
1.3
5
0
–5
–10
–15
2.5
2.3
5518 G02
1.7
1.9
1.5
2.1
2.7
LO FREQUENCY (GHz)
1.3
2.5
2.3
5518 G03
1.7
1.9
1.5
2.1
2.7
5V, TA = –40°C
5V, TA = 25°C
5V, TA = 85°C
4.5V, TA = 25°C
5.5V, TA = 25°C
15
10
5
0
–5
–10
–15
4.5V
5.5V
5V
LO FREQUENCY (GHz)
1.3
15
10
5
0
–5
–10
–15
1.9
2.3
5518 G04
1.5
1.7
2.1
2.5
2.7
LO/NOISE FREQUENCY (GHz)
LO/NOISE FREQUENCY (GHz)
1.3
1.9
2.3
5518 G05
1.5
1.7
2.1
2.5
2.7
GAIN
OP1dB
GAIN
OP1dB
4.5V
5.5V
5V
26
24
22
20
18
16
14
12
10
8
6
–146
–148
–150
–152
–154
–156
–158
–160
–162
–164
–166
TA = –40°C
TA = 85°C
TA = 25°C
NOISE FLOOR
OIP3
1.3
1.9
2.3
5518 G06
1.5
1.7
2.1
2.5
2.7
LO FREQUENCY (GHz)
1.3
1.9
2.3
5518 G07
1.5
1.7
2.1
2.5
2.7
26
24
22
20
18
16
14
12
10
8
6
–146
–148
–150
–152
–154
–156
–158
–160
–162
–164
–166
NOISE FLOOR
OIP3
–40
–45
–50
–55
–60
2 • LO FREQUENCY (GHz)
2.6
–25
–30
–35
–40
–45
–50
–55
3.8
4.6
5518 G08
3.0
3.4
4.2
5.0
5.4
5V, TA = –40°C
5V, TA = 25°C
5V, TA = 85°C
4.5V, TA = 25°C
5.5V, TA = 25°C
5V, TA = –40°C
5V, TA = 25°C
5V, TA = 85°C
4.5V, TA = 25°C
5.5V, TA = 25°C
3 • LO FREQUENCY (GHz)
3.9
7.5
5518 G09
5.1
6.3
–30
–35
–40
–45
–50
–55
–60
–65
–70
4.5
5.7
6.9
8.1
5V, TA = –40°C
5V, TA = 25°C
5V, TA = 85°C
4.5V, TA = 25°C
5.5V, TA = 25°C
4.5V
5.5V
5V
NO BASEBAND SIGNAL
fLO = 2.14GHz (FIXED) FOR NOISE
NO BASEBAND SIGNAL
fLO = 2.14GHz (FIXED) FOR NOISE
fBB, 1 = 2MHz
fBB, 2 = 2.1MHz
fBB, 1 = 2MHz
fBB, 2 = 2.1MHz
TA = 85°C
TA = 25°C
TA = –40°C
Output IP3 and Noise Floor vs LO
Frequency and Temperature
Output IP3 and Noise Floor vs LO
Frequency and Supply Voltage
LO Feedthrough to RF Output vs
LO Frequency
2 • LO Leakage to RF Output vs
2 • LO Frequency
3 • LO Leakage to RF Output vs
3 • LO Frequency
Supply Current vs Supply Voltage
RF Output Power vs LO Frequency
at 1VP-P Differential Baseband Drive
Voltage Gain and Output 1dB
Compression vs LO Frequency
and Temperature
Voltage Gain and Output 1dB
Compression vs LO Frequency
and Supply Voltage
VCC = 5V, EN = High, TA = 25°C, fLO = 2.14GHz,
PLO = 0dBm. BBPI, BBMI, BBPQ, BBMQ inputs 2.06VDC, Baseband Input Frequency fBB = 2MHz, I and Q 90° shifted without image or
LO feedthrough nulling. fRF = fBB + fLO (upper sideband selection). PRF, OUT = –10dBm (–10dBm/tone for 2-tone measurements), unless
otherwise noted. (Note 3)
TYPICAL PERFOR A CE CHARACTERISTICS



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