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