LT5502 Ver la hoja de datos (PDF) - Linear Technology
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LT5502 Datasheet PDF : 12 Pages
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LT5502
ABSOLUTE AXI U RATI GS
(Note 1)
Power Supply Voltage ............................................ 5.5V
LO Input Power .................................................. 10dBm
IF Input Power .................................................... 10dBm
Operating Ambient
Temperature (Note 2) ..............................–40°C to 85°C
Storage Temperature Range ................. – 65°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300°C
Voltage on any Pin not to Exceed ............................. VCC
UW U
PACKAGE/ORDER I FOR ATIO
IOUT+ 1
IOUT– 2
GND 3
VCC 4
GND 5
IF+ 6
IF– 7
GND 8
GND 9
EN 10
STBY 11
IFt+ 12
TOP VIEW
24 QOUT+
23 QOUT–
22 VCC
21 GND
20 GND
19 2XLO+
18 2XLO–
17 VCC
16 VCC
15 RSSI
14 GND
13 IFt–
ORDER PART
NUMBER
LT5502EGN
GN PACKAGE
24-LEAD NARROW PLASTIC SSOP
TJMAX = 150°C, θJA = 85°C/W
Consult factory for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS VCC = 3V, f2XLO = 570MHz, P2XLO = –10dBm, fIF = 280MHz,
PIF = –50dBm, TA = 25°C, unless otherwise noted. (Note 3)
SYMBOL
PARAMETER
CONDITIONS
MIN TYP MAX
IF Input
fIF
Frequency Range
3dB Limiting Sensitivity
70 to 400
– 79
Noise Figure
Terminated 50Ω Source
4
DC Common Mode Voltage
2.6
Demodulator I/Q Output
I/Q Output Voltage Swing
Differential
850
I/Q Amplitude Mismatch
0.1
0.7
I/Q Phase Mismatch
0.6
Output Driving Capability
DC Common Mode Voltage
Differential; CMAX = 10pF
1.5
1.84
RSSI
Linear Dynamic Range (Note 4)
±3dB Linearity Error
90
Output Impedance
3.8
Output Voltage
Input = – 70dBm
0.27 0.41 0.54
Output Voltage
Input = 0dBm
0.8
1.01
1.2
Output Voltage Slope
Input from –70dBm to 0dBm
8.7
Linearity Error
Input from –70dBm to 0dBm
1
Baseband Lowpass Filter
3dB Cutoff Frequency
7.7
Group Delay Ripple
16.4
UNITS
MHz
dBm
dB
V
mVP-P
dB
DEG
kΩ
V
dB
kΩ
V
V
mV/dB
dB
MHz
ns
2
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