MAX2369 MAXIM [Maxim Integrated Products], MAX2369 Datasheet - Page 6

• Manufacturer Part Number: MAX2369
• Description: Complete Dual-Band Quadrature Transmitter
• Manufacturer: MAXIM [Maxim Integrated Products]

Complete Dual-Band
Quadrature Transmitter
6
(MAX2369EVKIT, V
-0.5
-1.0
-1.5
-2.0
-2.5
-3.0
-10
-20
-30
-40
-50
-60
-70
-80
-90
10
0
0
1500
_______________________________________________________________________________________
0
I/Q BASEBAND FREQUENCY RESPONSE
5
DESIRED
1700
10
RFH OUTPUT SPECTRUM
15
FREQUENCY (MHz)
FREQUENCY (MHz)
1900
20
CC
LO
25 30 35 40 45 50
= +2.8V, V
2100
IMAGE
LOL PORT S11
2300
4
BAT
3
2
2500
1
= 3.0V, T
1: 700MHz, 72Ω –j51Ω
2: 966MHz, 60Ω –j46Ω
3: 1.22MHz, 52Ω –j38Ω
4: 1.5GHz, 40Ω –j25Ω
-100
-110
-120
-130
-140
-150
-50
-60
-70
-80
-90
-20
-30
-40
-50
-60
-70
-80
A
0.001
= +25°C, unless otherwise noted.)
-20 -16
Typical Operating Characteristics (continued)
CASCADED ACPR/ALT vs. POWER (RFL)
PHASE NOISE LOW-BAND OSCILLATOR
vs. FREQUENCY OFFSET (181.26MHz)
ACPR WITH ROOT RAISED
COSINE FILTER
ALT WITH OR WITHOUT FILTER
ACPR WITHOUT FILTER
0.01
OFFSET FREQUENCY (MHz)
-12
POWER (dBm)
-8
F
0.1
COMP
-4
= 360kHz
0
1
4
8
10
LOH PORT S11
5
4
3
2
1
-20
-30
-40
-50
-60
-70
-80
-10
-20
-30
-40
-50
-60
-70
-80
20
10
0
-24 -20
500
CASCADED ACPR/ALT vs. POWER (RFH)
ALT WITH OR WITHOUT ROOT
RAISED COSINE FILTER
ACPR WITH ROOT RAISED
COSINE FILTER
DESIRED
ACPR WITHOUT ROOT
RAISED COSINE FILTER
700
1600MHz TO 2500MHz
1: 1.6GHz, 40Ω –j25Ω
2: 1.75GHz, 36Ω –j22Ω
3: 1.88GHz, 34Ω –j18Ω
4: 2.01GHz, 32Ω –j15Ω
5: 2.5GHz, 29Ω –j0Ω
RFL OUTPUT SPECTRUM
-16
FREQUENCY (MHz)
POWER (dBm)
-12
900
LO
-8
IMAGE
1100
-4
0
1300
4
1500
6