Manual

MAX2063
Dual 50MHz to 1000MHz High-Linearity,
Serial/Parallel-Controlled Digital VGA
3
+5V SUPPLY AC ELECTRICAL CHARACTERISTICS
(Typical Application Circuit, V
CC
= V
CC_AMP_1
= V
CC_AMP_2
= V
CC_RG
= +4.75V to +5.25V, attenuators are set for maximum gain,
RF ports are driven from 50I sources, AMPSET = 0, PD_1 = PD_2 = 0, 100MHz ≤ f
RF
≤ 500MHz, T
C
= -40NC to +85NC. Typical
values are at maximum gain setting, V
CC_
= +5.0V, P
IN
= -20dBm, f
RF
= 350MHz, and T
C
= +25NC, unless otherwise noted.) (Note 6)
RECOMMENDED AC OPERATING CONDITIONS
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
RF Frequency f
RF
(Note 5) 50 1000 MHz
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
Small-Signal Gain G
f
RF
= 50MHz 22.0
dB
f
RF
= 100MHz 21.7
f
RF
= 200MHz 21.3
f
RF
= 350MHz, T
C
= +25NC 18 21.0 23
f
RF
= 450MHz 20.8
f
RF
= 750MHz 19.9
f
RF
= 900MHz 18.3
Gain vs. Temperature -0.006 dB/NC
Gain Flatness vs. Frequency
From 100MHz to 200MHz 0.35
dB
Any 100MHz frequency band from
200MHz to 500MHz
0.25
Noise Figure NF
f
RF
= 50MHz 5.2
dB
f
RF
= 100MHz 5.4
f
RF
= 200MHz 5.6
f
RF
= 350MHz 5.8
f
RF
= 450MHz 5.9
f
RF
= 750MHz 6.4
f
RF
= 900MHz 6.7
Total Attenuation Range 30.8 dB
Output Second-Order Intercept
Point (Minimum Attenuation)
OIP2 P
OUT
= 0dBm/tone, Df = 1MHz, f
1
+ f
2
51.6 dBm
Path Isolation
RF input 1 amplified power measured at
RF output 2 relative to RF output 1, all
unused ports terminated to 50I
48.8
dB
RF input 2 amplified power measured at
RF output 1 relative to RF output 2, all
unused ports terminated to 50I
49.4