Datasheet

Maxim Integrated │ 3
MAX2022 High-Dynamic-Range, Direct Up/
Downconversion 1500MHz to 3000MHz
Quadrature Modulator/Demodulator
www.maximintegrated.com
AC Electrical Characteristics (Modulator)
(MAX2022 Typical Application Circuit, V
CC
 = 4.75V to 5.25V, V
GND
 = 0V, I/Q differential inputs driven from a 100Ω differential
DC-coupled source, 0V common-mode input, P
LO
= 0dBm, f
LO
=1900MHzto2200MHz,50ΩLOandRFsystemimpedance,R1=
432Ω,R2=562Ω,R3=301Ω,T
C
= -40°C to +85°C. Typical values are at V
CC
= 5V, V
BBI
=109mV
P-P
differential, V
BBQ
=109mV
P-P
differential, f
IQ
= 1MHz, T
C
=+25°C,unlessotherwisenoted.)(Notes6,7)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
BASEBAND INPUT
Baseband Input Differential
Impedance
43 Ω
BB Common-Mode Input Voltage
Range
(Note 8) -2.5 0 +1.5 V
Output Power T
C
= +25°C -24 dBm
RF OUTPUTS (f
LO
= 1960MHz)
Output IP3
V
BBI
, V
BBQ
=547mV
P-P
differential per
toneinto50Ω,f
BB1
= 1.8MHz,
f
BB2
=1.9MHz
21.8 dBm
Output IP2
V
BBI
, V
BBQ
=547mV
P-P
differential per
toneinto50Ω,f
BB1
= 1.8MHz,
f
BB2
=1.9MHz
48.9 dBm
Output Power -20.5 dBm
Output Power Variation Over
Temperature
T
C
= -40°C to +85°C -0.004 dB/°C
Output-Power Flatness
f
LO
=1960MHz,sweepf
BB
,
P
RF
atnessforf
BB
from 1MHz to 50MHz
0.6 dB
ACLR (1st Adjacent Channel
5MHz Offset)
Single-carrierWCDMA(Note9),
RFOUT = -16dBm
70 dBc
LO Leakage
No external calibration, with each baseband
inputterminatedin50ΩtoGND
-46.7 dBm
Sideband Suppression No external calibration 47.3 dBc
RF Return Loss 15.3 dB
Output Noise Density f
meas
= 2060MHz (Note 10) -173.4 dBm/Hz
LO Input Return Loss 10.1 dB
RF OUTPUTS (f
LO
= 2140MHz)
Output IP3
V
BBI
, V
BBQ
=547mV
P-P
differential per
toneinto50Ω,f
BB1
= 1.8MHz,
f
BB2
=1.9MHz
23.3 dBm
Output IP2
V
BBI
, V
BBQ
=547mV
P-P
differential per
toneinto50Ω,f
BB1
= 1.8MHz,
f
BB2
=1.9MHZ
51.5 dBm
Output Power -20.8 dBm
Output Power Variation Over
Temperature
T
C
= -40°C to +85°C -0.005 dB/°C
Output-Power Flatness
f
LO
= 2140MHz, sweep f
BB
,
P
RF
atnessforf
BB
from 1MHz to 50MHz
0.32 dB