Datasheet

45MHz to 650MHz, Integrated IF
VCOs with Differential Output
AC ELECTRICAL CHARACTERISTICS
(MAX2605–MAX2609 EV kits, V
CC
= +2.7V to +5.5V, V
TUNE
= 0.4V to 2.4V, T
A
= -40°C to +85°C, unless otherwise noted. Typical val-
ues are at V
CC
= +2.75V, V
TUNE
= 1.5V, and T
A
= +25°C.) (Note 1)
MAX2609, Q
L
≥ 40
Peak Tuning Gain
14.5
%/VV
TUNE
= 0.4V to 0.6V step (Note 6)
T
A
= +25°C
-5.0 +3.8
500 650
MAX2609
MAX2608, Q
L
≥ 40
MAX2607, Q
L
≥ 35
MAX2606, Q
L
≥ 35
MAX2605, Q
L
≥ 35
-107
dBc/Hz
-100
-93
-117
Phase Noise (Note 8)
-112
f
OFFSET
= 100kHz
-4.7 +3.6
T
A
= +25°C
T
A
= +25°C
T
A
= +25°C
T
A
= +25°C
PARAMETER MIN TYP MAX UNITS
Guaranteed Frequency Limits
(relative to nominal) (Note 5)
-4.1 +3.2
300 500
-4.4 +3.4
-4.6 +3.6
Oscillator Nominal Frequency
Range (Note 4)
45 70
70 150
150 300
CONDITIONS
MAX2606
MAX2605
MAX2608
MAX2607
MAX2608
MAX2605
MAX2606
MAX2607
Single-Ended Output Power
(Note 7)
-10
dBm
T
A
= -40°C to +85°C
T
A
= -40°C to +85°C
T
A
= -40°C to +85°C
T
A
= -40°C to +85°C
T
A
= -40°C to +85°C
-2.25 +2.25
-2.5 +2.5
-2.75 +2.75
-2.8 +2.8
-3.0 +3.0
MAX2609
MHz
%
MAX2605–MAX2609
Maxim Integrated
3