MAX2335
450MHz CDMA/OFDM LNA/Mixer
2 _______________________________________________________________________________________
ABSOLUTE MAXIMUM RATINGS
DC ELECTRICAL CHARACTERISTICS
(V
CC
= +2.9V to +3.3V, R
BIAS
= 18kΩ, R
LNA
= 24kΩ, BUFFEN = LOW, LO/2 = HIGH, T
A
= -40°C to +85°C, unless otherwise noted.
Typical values are at V
CC
= +2.9V, LOW = 0V, HIGH = +3.0V, T
A
= +25°C, unless otherwise noted.) (Note 1)
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
V
CC
to GND...........................................................-0.3V to +4.3V
All Other Pins to GND.................................-0.3V to (V
CC
+ 0.3V)
AC Input Pins (LNAIN, LO_IN, MIXIN) to GND ...............1V Peak
Continuous Power Dissipation (T
A
= +70°C)
28-Pin Thin QFN (derate 34.5mW/°C above +70°C) ...........2.7W
Operating Temperature Range ...........................-40°C to +85°C
Junction Temperature......................................................+150°C
Storage Temperature Range .............................-65°C to +150°C
Lead Temperature (soldering, 10s) .................................+300°C
CAUTION! ESD SENSITIVE DEVICE
SYMBOL
MIN TYP MAX
HGHL mode (MODE[2:0] = 111) 32 38
HGLL mode (MODE[2:0] = 101) 24 29
Operating Supply Current I
CC
LG mode (MODE[2:0] = 011) 27 31
mA
Shutdown Supply Current I
CC
Shutdown mode (MODE[2:0] = 000) 0.2 10 µA
LO Buffer Supply Current I
CC
Addition for BUFFEN = HIGH 7 13 mA
Digital Input-Logic High V
IH
2V
Digital Input-Logic Low V
IL
0.6 V
Digital Input Current (Logic-High)
Digital Input Current (Logic-Low)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
OVERALL PERFORMANCE
RF Frequency Range f
RF
420 to 470 MHz
LO Frequency Range f
LO
After optional LO/2 500 to 660 MHz
IF Frequency Range f
IF
80 to 190 MHz
LO Input Power (Note 2) -7 -3 0 dBm
LO Buffer Output Power BUFFEN = HIGH -10 -6 dBm
Return Loss
All modes, all active ports, including
2-element matching network, if necessary
10 dB
CASCADED PERFORMANCE
HIGH-GAIN, HIGH-LINEARITY MODE (MODE[2:0] = 111)
Gain G (Note 1) 23.0 27 31.5 dB
Noise Figure NF Incl ud i ng off- chi p m atchi ng , T
A
= + 25°C ( N ote 2) 2.2 2.6 dB
Input Third-Order Intercept Point IIP3 T
A
= + 25°C (Notes 1, 3) -14 -11.5 dBm
AC ELECTRICAL CHARACTERISTICS
(MAX2335 EV Kit, V
CC
= +2.9V to +3.3V, f
LNAIN
= f
MIXIN
= 465MHz, f
IF
= 110MHz, f
LO
= 2 x (f
MIXIN
+ f
IF
), 50Ω system impedance,
R
BIAS
= 18kΩ, R
LNA
= 24kΩ, cascaded performance includes 2dB interstage filter loss, T
A
= -40°C to +85°C, unless otherwise
noted. Typical values are at V
CC
= +2.9V, P
LO_IN
= -7dBm, LOW = 0V, HIGH = +3.0V, T
A
= +25°C, unless otherwise noted.)