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LT5558 Datasheet(PDF) 3 Page - Linear Technology

Part # LT5558
Description  200MHz to 6000MHz Quadrature Modulator with Ultrahigh OIP3
Download  30 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LT5558 Datasheet(HTML) 3 Page - Linear Technology

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LTC5588-1
3
55881fb
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
fLO = 450MHz, fRF = 449.9MHz, PLO = 10dBm, C7 = 2.7nH, C8 = 10pF, U2 = Anaren P/N B0310J50100A00 Balun
fRF(MATCH)
RF Match Frequency Range
S22 < –10dB (Note 10)
350 to 468
MHz
fLO(MATCH)
LO Match Frequency Range
S11 < –10dB
200 to 1500
MHz
GV
Conversion Voltage Gain
20 • Log (VRF(OUT)(50Ω)/VIN(DIFF)(I or Q))
–2.6
dB
POUT
Absolute Output Power
1VP-P(DIFF) CW Signal, I and Q
1.4
dBm
OP1dB
Output 1dB Compression
8.6
dBm
OIP2
Output 2nd-Order Intercept
(Notes 4, 5)
72
dBm
OIP3
Output 3rd-Order Intercept
(Notes 4, 6)
30
dBm
NFloor
RF Output Noise Floor
No Baseband AC Input Signal (Note 3)
POUT = 1dBm (Note 3)
–165.2
–159.8
dBm/Hz
dBm/Hz
IR
Image Rejection
(Note 7)
–53
dBc
LOFT
Carrier Leakage (LO Feedthrough)
(Note 7)
–45
dBm
fLO = 900MHz, fRF = 899.9MHz, PLOM = 0dBm, C7 = 6.8pF, C8 = 0.2pF
fRF(MATCH)
RF Match Frequency Range
S22 < –10dB
700 to 5000
MHz
fLO(MATCH)
LO Match Frequency Range
S11 < –10dB
600 to 6000
MHz
GV
Conversion Voltage Gain
20 • Log (VRF(OUT)(50Ω)/VIN(DIFF)(I or Q))
0
dB
POUT
Absolute Output Power
1VP-P(DIFF) CW Signal, I and Q
4.0
dBm
OP1dB
Output 1dB Compression
12.1
dBm
OIP2
Output 2nd-Order Intercept
(Notes 4, 5)
73.6
dBm
OIP3
Output 3rd-Order Intercept
(Notes 4, 6)
Optimized (Notes 4, 6, 11)
31.3
35.1
dBm
dBm
NFloor
RF Output Noise Floor
No Baseband AC Input Signal (Note 3)
POUT = 5dBm (Note 3) PLOM = 10dBm
–161.6
–155.1
dBm/Hz
dBm/Hz
IR
Image Rejection
(Note 7)
–45.5
dBc
LOFT
Carrier Leakage (LO Feedthrough)
(Note 7)
EN = Low (Note 7)
–43.1
–68.9
dBm
dBm
fLO = 1900MHz, fRF = 1899.9MHz, PLOM = 0dBm, C7 = 6.8pF, C8 = 0.2pF
fRF(MATCH)
RF Match Frequency Range
S22 < –10dB
700 to 5000
MHz
fLO(MATCH)
LO Match Frequency Range
S11 < –10dB
600 to 6000
MHz
GV
Conversion Voltage Gain
20 • Log (VRF(OUT)(50Ω)/VIN(DIFF)(I or Q))
0.4
dB
POUT
Absolute Output Power
1VP-P(DIFF) CW Signal, I and Q
4.4
dBm
OP1dB
Output 1dB Compression
12.4
dBm
OIP2
Output 2nd-Order Intercept
(Notes 4, 5)
58.8
dBm
OIP3
Output 3rd-Order Intercept
(Notes 4, 6)
Optimized (Notes 4, 6, 11)
30.3
32.7
dBm
dBm
NFloor
RF Output Noise Floor
No Baseband AC Input Signal (Note 3)
–160.6
dBm/Hz
IR
Image Rejection
(Note 7)
–54.4
dBc
LOFT
Carrier Leakage (LO Feedthrough)
(Note 7)
–40.9
dBm
ELECTRICAL CHARACTERISTICS V
CC = 3.3V, EN = 3.3V, TA = 25°C, LOP AC-terminated with 50Ω to ground,
BBPI, BBMI, BBPQ, BBMQ common mode DC voltage VCMBB = 0.5VDC, I and Q baseband input signal = 100kHz CW, 1VP-P(DIFF) each, I
and Q 90° shifted, lower sideband selection, LINOPT pin floating, unless otherwise noted. Test circuit is shown in Figure 8.


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