Adjustable, High-Linearity,
SiGe Dual-Band LNA/Mixer ICs
AC ELECTRICAL CHARACTERISTICS—MAX2320/MAX2321/MAX2326
(MAX232_ EV kit, V CC = +2.75V, f LNAINH = f MIXINH = 1960MHz, f LNAINL = f MIXINL = 881MHz, f LOLIN = 1091MHz (digital mode), f LOLIN =
991MHz (FM mode), f LOHIN = 1750MHz (MAX2320, MAX2322 with LOX2 = low, MAX2326 with BAND = low, MAX2327), f LLOHIN =
1085MHz (MAX2321 with BAND = low, MAX2322 with LOX2 = high), f LOHIN = 1091MHz (MAX2321 with BAND = high), f LOHIN =
2182MHz (MAX2326 with BAND = high), LO input power = -7dBm (MAX2320/MAX2326), 50 ? system, T A = +25 ° C, unless otherwise
noted.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
-3 σ
TYP
+3 σ
MAX
UNITS
Low-Band RF
Frequency Range
800
1000
MHz
(Note 3)
High-Band RF
Frequency Range
1800
2500
MHz
(Note 3)
Low-Band LO
Frequency Range
700
1150
MHz
(Note 3)
High-Band LO
Frequency Range
1600
2300
MHz
(Note 3)
IF Frequency Range
(Note 3)
50
400
MHz
LNA PERFORMANCE
HIGH-GAIN, HIGH-LINEARITY MODES (Note 1)
Gain (Note 4)
G
T A = +25 ° C
T A = -40 ° C to
+85 ° C
PCS
Cellular
PCS
Cellular
11.5
13
13
14
14.5
15
14.5
15
16
16
17
16.5
dB
Gain Variation Over
Temperature
Relative to +25 ° C
T A = -40 ° C to
+85 ° C
PCS
Cellular
± 0.5
± 0.5
dB
Noise Figure
(Note 5)
NF
PCS
Cellular
1.8
1.3
2
1.4
2.1
1.5
dB
Input Third-Order
Intercept (Notes 5, 6)
IIP3
T A = T MIN to T MAX
PCS
Cellular
7
6
+8
+8
dBm
Input 1dB Compression
P OUT
1dB
T A = T MIN to T MAX
PCS
Cellular
-11
-11
-10
-10
dBm
HIGH-GAIN, LOW-LINEARITY PAGING MODES AND FM MODE (Note 1)
Gain (Note 4)
G
PCS
Cellular
13.5
14.5
dB
Gain Variation Over
Temperature
Relative to +25 ° C
T A = -40 ° C
to +85 ° C
PCS
Cellular
± 0.5
± 0.5
dB
Noise Figure
(Note 5)
PCS
Cellular
1.9
1.4
2.1
1.5
2.2
1.6
dB
4
_______________________________________________________________________________________
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