Manual

MAX2338
Triple/Dual-Mode CDMA LNA/Mixers
_______________________________________________________________________________________ 3
AC ELECTRICAL CHARACTERISTICS
(MAX2338 EV kit, V
CC
= +2.7V to +3.3V, f
PLNAIN
= f
PMIXIN
= 1930MHz to 1990MHz, f
CLNAIN
= f
CMIXIN
= 869MHz to 894MHz, f
IF
=
183MHz, high side LO, LO/2 = LOW. All ports matched to 50Ω, R
RLNA
= R
RBIAS
= 24kΩ, T
A
= -40°C to +85°C. Typical values are at
T
A
= +25°C, V
CC
= +3.0V, unless otherwise noted.)
PARAMETER CONDITIONS
MIN
TYP
MAX
UNITS
OVERALL PERFORMANCE
Low-Band RF Frequency Range
869
894
MHz
High-Band RF Frequency Range
1930 1990
MHz
Low-Band LO Frequency Range After divider if active (Note 1)
950 1100
MHz
High-Band LO Frequency Range (Note 1)
1750 2210
MHz
IF Frequency Range (Note 1) 80 220
MHz
LO Input Level -7 -3 0
dBm
CELLULAR LNA PERFORMANCE
HIGH-GAIN, HIGH-LINEARITY MODES
Gain (Note 2)
14.0 15.7 17.0
dB
Noise Figure (Note 3) T
A
= +25°C 1.4 1.6 dB
Noise Figure Change Due to
Temperature
T
A
= +25°C to T
MAX
0.3 dB
IIP3 (Notes 3, 4) 9.5 12
dBm
CDMA HIGH-GAIN, LOW-LINEARITY MODE AND FM MODE
Gain (Note 2) 13
14.7 16.5
dB
Noise Figure (Note 3) T
A
= +25°C 1.4 1.7 dB
IIP3 (Note 3, 4) 2.5 5.5
dBm
CDMA LOW-GAIN MODE
Gain (Note 2)
-4.0 -2.3
0
dBm
Noise Figure (Note 3) 56dB
IIP3 (Notes 3, 4) 15 18
dBm
PCS LNA PERFORMANCE
CDMA HIGH-GAIN, HIGH-LINEARITY MODE
Gain (Note 2)
13.8 15.3 16.9
dB
Noise Figure (Note 3) T
A
= +25°C 1.4 1.7 dB
Noise Figure Change Due to
Temperature
T
A
= +25°C to T
MAX
0.3 dB
IIP3 (Notes 3, 5) 5.0 7.7
dBm
CDMA HIGH-GAIN, LOW-LINEARITY MODE
Gain (Note 2)
13.0 14.5 16.5
dB
Noise Figure (Note 3) T
A
= +25°C 1.4 1.7 dB
IIP3 (Notes 3, 5) 2.5 7.5
dBm
CELLULAR MIXER PERFORMANCE
CDMA HIGH-GAIN, HIGH-LINEARITY, AND LOW-GAIN MODES
Gain (Note 2)
10.3 13.3 16.4
dB
Noise Figure (Note 3) T
A
= +25°C 7.8 9.0 dB
IIP3 (Note 4) 3.0 5.5
dBm