Rainbow-electronics MAX2327 Bedienungsanleitung Seite 4

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Seitenansicht 3
MAX2320/21/22/24/26/27
Adjustable, High-Linearity,
SiGe Dual-Band LNA/Mixer ICs
4 _______________________________________________________________________________________
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 -3σ TYP +3σ MAX UNITS
Low-Band RF
Frequency Range
(Note 3)
800 1000 MHz
High-Band RF
Frequency Range
(Note 3)
1800 2500 MHz
Low-Band LO
Frequency Range
(Note 3)
700 1150 MHz
High-Band LO
Frequency Range
(Note 3)
1600 2300 MHz
IF Frequency Range
(Note 3)
50 400 MHz
LNA PERFORMANCE
HIGH-GAIN, HIGH-LINEARITY MODES (Note 1)
PCS 13 14.5 16
T
A
= +25°C
Cellular 14 15 16
PCS 11.5 14.5 17
Gain (Note 4) G
T
A
= -40°C to
+85°C
Cellular 13 15 16.5
dB
PCS ±0.5
Gain Variation Over
Temperature
Relative to +25°C
T
A
= -40°C to
+85°C
Cellular ±0.5
dB
PCS 1.8 2 2.1
Noise Figure
(Note 5)
NF
Cellular 1.3 1.4 1.5
dB
PCS 7 +8
Input Third-Order
Intercept (Notes 5, 6)
IIP3 T
A
= T
MIN
to T
MAX
Cellular 6 +8
dBm
PCS -11 -10
Input 1dB Compression
P
OUT
1dB
T
A
= T
MIN
to T
MAX
Cellular -11 -10
dBm
HIGH-GAIN, LOW-LINEARITY PAGING MODES AND FM MODE (Note 1)
PCS 13.5
Gain (Note 4) G
Cellular 14.5
dB
PCS ±0.5
Gain Variation Over
Temperature
Relative to +25°C
T
A
= -40°C
to +85°C
Cellular ±0.5
dB
PCS 1.9 2.1 2.2
Noise Figure
(Note 5)
Cellular 1.4 1.5 1.6
dB
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