LT5572 Просмотр технического описания (PDF) - Linear Technology
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LT5572 Datasheet PDF : 16 Pages
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LT5572
ABSOLUTE AXI U RATI GS
(Note 1)
Supply Voltage.........................................................5.5V
Common Mode Level of BBPI, BBMI
and BBPQ, BBMQ.....................................................0.6V
Voltage on Any Pin
Not to Exceed........................–500mV to (VCC + 500mV)
Operating Ambient Temperature Range
(Note 2).................................................... –40°C to 85°C
Storage Temperature Range................... –65°C to 125°C
UW U
PACKAGE/ORDER I FOR ATIO
TOP VIEW
16 15 14 13
EN 1
12 GND
GND 2
LO 3
11 RF
17
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
LT5572EUF
5572
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 = 2GHz, fRF = 2002MHz, PLO = 0dBm.
BBPI, BBMI, BBPQ, BBMQ inputs 0.5VDC, baseband input frequency = 2MHz, I and 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
–3dB Bandwidth
–1dB Bandwidth
1.5 to 2.5
GHz
1.7 to 2.15
GHz
S22(ON)
S22(OFF)
NFloor
RF Output Return Loss
RF Output Return Loss
RF Output Noise Floor
GV
POUT
G3LO VS LO
Conversion Voltage Gain
Output Power
3 • LO Conversion Gain Difference
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)
1VPP(DIFF) CW Signal, I and Q
(Note 17)
–13.5
–12.5
–158.6
–152.5
–152.2
–2.5
1.4
–29.5
dB
dB
dBm/Hz
dBm/Hz
dBm/Hz
dB
dBm
dB
OP1dB
Output 1dB Compression
(Note 7)
9.3
dBm
OIP2
Output 2nd Order Intercept
(Notes 13, 14)
53.2
dBm
OIP3
Output 3rd Order Intercept
(Notes 13, 15)
21.6
dBm
IR
Image Rejection
(Note 16)
–41.2
dBc
LOFT
Carrier Leakage
(LO Feedthrough)
EN = High, PLO = 0dBm (Note 16)
EN = Low, PLO = 0dBm (Note 16)
–39.4
dBm
–58
dBm
5572f
2
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