Rainbow Electronics MAX19985A - Manual (Page 7)

MAX19985A
Dual, SiGe, High-Linearity, 700MHz to 1000MHz
Downconversion Mixer with LO Buffer/Switch
_______________________________________________________________________________________ 7
Typical Operating Characteristics
( Typical Application Circuit, V CC = +5.0V, P LO = 0dBm, P RF = -5dBm, LO is high-side injected for a 200MHz IF, T C =+25°C, unless
otherwise noted.)
CONVERSION GAIN vs. RF FREQUENCY
MAX19985A toc01
RF FREQUENCY (MHz)
CONVERSION GAIN (dB)
900 800
7
8
9
10
11
6
700 1000
T C = +85 °C
T C = +25 °C
T C = -30 °C
CONVERSION GAIN vs. RF FREQUENCY
MAX19985A toc02
RF FREQUENCY (MHz)
CONVERSION GAIN (dB)
900 800
7
8
9
10
11
6
700 1000
P LO = -3dBm, 0dBm, +3dBm
CONVERSION GAIN vs. RF FREQUENCY
MAX19985A toc03
RF FREQUENCY (MHz)
CONVERSION GAIN (dB)
900 800
7
8
9
10
11
6
700 1000
V CC = 4.75V, 5.0V, 5.25V
INPUT IP3 vs. RF FREQUENCY
MAX19985A toc04
RF FREQUENCY (MHz)
INPUT IP3 (dBm)
900 800
23
24
25
26
27
22
700 1000
T C = +85°C
T C = +25°C
T C = -30°C
P RF = -5dBm/TONE
INPUT IP3 vs. RF FREQUENCY
MAX19985A toc05
RF FREQUENCY (MHz)
INPUT IP3 (dBm)
900 800
23
24
25
26
27
22
700 1000
P
LO
= +3dBm, 0dBm
P LO = -3dBm
P RF = -5dBm/TONE
INPUT IP3 vs. RF FREQUENCY
MAX19985A toc06
RF FREQUENCY (MHz)
INPUT IP3 (dBm)
900 800
23
24
25
26
27
22
700 1000
V CC = 5.0V
V CC = 5.25V
V CC = 4.75V
P RF = -5dBm/TONE
NOISE FIGURE vs. RF FREQUENCY
M
AX19985A toc07
RF FREQUENCY (MHz)
NOISE FIGURE (dB)
900 800
7
6
8
9
10
11
12
5
700 1000
T C = +85 °C
T C = +25 °C
T C = -30 °C
NOISE FIGURE vs. RF FREQUENCY
M
AX19985A toc08
RF FREQUENCY (MHz)
NOISE FIGURE (dB)
900 800
7
6
8
9
10
11
12
5
700 1000
P LO = -3dBm, 0dBm, +3dBm
NOISE FIGURE vs. RF FREQUENCY
M
AX19985A toc09
RF FREQUENCY (MHz)
NOISE FIGURE (dB)
900 800
7
6
8
9
10
11
12
5
700 1000
V CC = 4.75V, 5.0V, 5.25V