Rainbow Electronics MAX19997A - Manual (Page 11)

Typical Operating Characteristics (continued)
( Typical Application Circuit, standard RF band (see Table 1), V CC = +5.0V, LO is high-side injected for a 350MHz IF, P LO = 0dBm,
P RF = -5dBm, T C = +25°C, unless otherwise noted.)
MAX19997A
Dual, SiGe High-Linearity, 1800MHz to 2900MHz
Downconversion Mixer with LO Buffer
______________________________________________________________________________________ 11
CHANNEL ISOLATION vs. RF FREQUENCY
(LO > RF, STANDARD RF BAND)
MAX19997A toc19
CHANNEL ISOLATION (dB)
35
40
45
50
55
60
30
RF FREQUENCY (MHz)
2800 2600 2400 2200 3000
T C = -30 °C, +25°C, +85°C
CHANNEL ISOLATION vs. RF FREQUENCY
(LO > RF, STANDARD RF BAND)
MAX19997A toc20
CHANNEL ISOLATION (dB)
35
40
45
50
55
60
30
RF FREQUENCY (MHz)
2800 2600 2400 2200 3000
P LO = -3dBm, 0dBm, +3dBm
CHANNEL ISOLATION vs. RF FREQUENCY
(LO > RF, STANDARD RF BAND)
MAX19997A toc21
CHANNEL ISOLATION (dB)
35
40
45
50
55
60
30
RF FREQUENCY (MHz)
2800 2600 2400 2200 3000
V CC = 4.75V, 5.0V, 5.25V
LO LEAKAGE AT IF PORT vs. LO FREQUENCY
(LO > RF, STANDARD RF BAND)
MAX19997A toc22
LO LEAKAGE AT IF PORT (dBm)
-30
-20
-10
0
-40
LO FREQUENCY (MHz)
3150 2950 2750 2550 3350
T C = -30 °C
T C = +25 °C, +85°C
LO LEAKAGE AT IF PORT vs. LO FREQUENCY
(LO > RF, STANDARD RF BAND)
MAX19997A toc23
LO LEAKAGE AT IF PORT (dBm)
-30
-20
-10
0
-40
LO FREQUENCY (MHz)
3150 2950 2750 2550 3350
P LO = -3dBm, 0dBm, +3dBm
LO LEAKAGE AT IF PORT vs. LO FREQUENCY
(LO > RF, STANDARD RF BAND)
MAX19997A toc24
LO LEAKAGE AT IF PORT (dBm)
-30
-20
-10
0
-40
LO FREQUENCY (MHz)
3150 2950 2750 2550 3350
V CC = 4.75V, 5.0V, 5.25V
RF-TO-IF ISOLATION vs. RF FREQUENCY
(LO > RF, STANDARD RF BAND)
MAX19997A toc25
RF-TO-IF ISOLATION (dB)
20
30
40
10
RF FREQUENCY (MHz)
2800 2600 2400 2200 3000
T C = -30 °C
T C = +25 °C
T C = +85 °C
RF-TO-IF ISOLATION vs. RF FREQUENCY
(LO > RF, STANDARD RF BAND)
MAX19997A toc26
RF-TO-IF ISOLATION (dB)
20
30
40
10
RF FREQUENCY (MHz)
2800 2600 2400 2200 3000
P LO = -3dBm, 0dBm, +3dBm
RF-TO-IF ISOLATION vs. RF FREQUENCY
(LO > RF, STANDARD RF BAND)
MAX19997A toc27
RF-TO-IF ISOLATION (dB)
20
30
40
10
RF FREQUENCY (MHz)
2800 2600 2400 2200 3000
V CC = 4.75V, 5.0V, 5.25V