LT5571 데이터 시트보기 (PDF) - Linear Technology
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LT5571 Datasheet PDF : 16 Pages
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LT5571
ABSOLUTE MAXIMUM RATINGS
(Note 1)
Supply Voltage.........................................................5.5V
Common-Mode Level of BBPI, BBMI and
BBPQ, BBMQ .......................................................0.6V
Operating Ambient Temperature
(Note 2) ............................................... –40°C to 85°C
Storage Temperature Range................... –65°C to 125°C
Voltage on any Pin
Not to Exceed...................... –500mV to VCC + 500mV
Note: The baseband input pins should not be left floating.
PACKAGE/ORDER INFORMATION
TOP VIEW
16 15 14 13
EN 1
12 GND
GND 2
11 RF
17
LO 3
10 GND
GND 4
9 GND
5678
UF PACKAGE
16-LEAD (4mm × 4mm) PLASTIC QFN
TJMAX = 125°C, θJA = 37°C/W
EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB
ORDER PART NUMBER UF PART MARKING
LT5571EUF
5571
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/
Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS VCC = 5V, EN = High, TA = 25°C, fLO = 900MHz, fRF = 902MHz,
PLO = 0dBm. BBPI, BBMI, BBPQ, BBMQ CM input voltage = 0.5VDC, Baseband Input Frequency = 2MHz, I & Q 90° shifted (upper
sideband selection). PRF(OUT) = –10dBm, unless otherwise noted. (Note 3)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
RF Output (RF)
fRF
RF Frequency Range
RF Frequency Range
–3dB Bandwidth
–1dB Bandwidth
0.62 to 1.1
GHz
0.65 to 1.04
GHz
S22, ON
S22, OFF
NFloor
GV
POUT
G3LO vs LO
OP1dB
RF Output Return Loss
RF Output Return Loss
RF Output Noise Floor
Conversion Voltage Gain
Absolute Output Power
3 • LO Conversion Gain Difference
Output 1dB Compression
EN = High (Note 6)
EN = Low (Note 6)
No Input Signal (Note 8)
POUT = 4dBm (Note 9)
POUT = 4dBm (Note 10)
20 • Log (VOUT, 50Ω/VIN, DIFF, I or Q)
1VP-P DIFF CW Signal, I and Q
(Note 17)
(Note 7)
12.7
11.6
–159
–153.3
–152.9
–4.2
–0.2
–25.5
8.1
dB
dB
dBm/Hz
dBm/Hz
dBm/Hz
dB
dBm
dB
dBm
OIP2
Output 2nd Order Intercept
(Notes 13, 14)
63.8
dBm
OIP3
Output 3rd Order Intercept
(Notes 13, 15)
21.7
dBm
IR
Image Rejection
(Note 16)
–53
dBc
LOFT
Carrier Leakage (LO Feedthrough)
EN = High, PLO = 0dBm (Note 16)
EN = Low, PLO = 0dBm (Note 16)
–42
dBm
–61
dBm
5571f
2
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