Typical operating characteristics (continued) – Rainbow Electronics MAX19997A User Manual
Page 26
Typical Operating Characteristics (continued)
(
Typical Application Circuit, standard RF band (see Table 1), V
CC
= +5.0V, LO is low-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
26
______________________________________________________________________________________
LO LEAKAGE AT IF PORT vs. LO FREQUENCY
(RF > LO, STANDARD RF BAND)
MAX19997A toc136
LO FREQUENCY (MHz)
LO LEAKAGE AT IF PORT (dBm)
2450
2250
2050
-20
-10
0
-30
1850
2650
T
C
= -30
°C
T
C
= +25
°C
T
C
= +85
°C
V
CC
= 3.3V
LO LEAKAGE AT IF PORT vs. LO FREQUENCY
(RF > LO, STANDARD RF BAND)
MAX19997A toc137
LO FREQUENCY (MHz)
LO LEAKAGE AT IF PORT (dBm)
2450
2250
2050
-20
-10
0
-30
1850
2650
V
CC
= 3.3V
P
LO
= -3dBm, 0dBm, +3dBm
LO LEAKAGE AT IF PORT vs. LO FREQUENCY
(RF > LO, STANDARD RF BAND)
MAX19997A toc138
LO FREQUENCY (MHz)
LO LEAKAGE AT IF PORT (dBm)
2450
2250
2050
-20
-10
0
-30
1850
2650
V
CC
= 3.0V, 3.3V, 3.6V
CHANNEL ISOLATION vs. RF FREQUENCY
(RF > LO, STANDARD RF BAND)
MAX19997A toc133
RF FREQUENCY (MHz)
CHANNEL ISOLATION (dB)
2800
2600
2400
40
50
45
55
30
35
2200
3000
V
CC
= 3.3V
T
C
= -30
°C, +25°C, +85°C
CHANNEL ISOLATION vs. RF FREQUENCY
(RF > LO, STANDARD RF BAND)
MAX19997A toc134
RF FREQUENCY (MHz)
CHANNEL ISOLATION (dB)
2800
2600
2400
40
50
45
55
30
35
2200
3000
V
CC
= 3.3V
P
LO
= -3dBm, 0dBm, +3dBm
CHANNEL ISOLATION vs. RF FREQUENCY
(RF > LO, STANDARD RF BAND)
MAX19997A toc135
RF FREQUENCY (MHz)
CHANNEL ISOLATION (dB)
2800
2600
2400
40
50
45
55
30
35
2200
3000
V
CC
= 3.0V, 3.3V, 3.6V
RF-TO-IF ISOLATION vs. RF FREQUENCY
(RF > LO, STANDARD RF BAND)
MAX19997A toc139
RF FREQUENCY (MHz)
RF-TO-IF ISOLATION (dB)
2800
2600
2400
15
25
20
30
10
2200
3000
V
CC
= 3.3V
T
C
= -30
°C
T
C
= +25
°C
T
C
= +85
°C
RF-TO-IF ISOLATION vs. RF FREQUENCY
(RF > LO, STANDARD RF BAND)
MAX19997A toc140
RF FREQUENCY (MHz)
RF-TO-IF ISOLATION (dB)
2800
2600
2400
15
25
20
30
10
2200
3000
V
CC
= 3.3V
P
LO
= -3dBm, 0dBm, +3dBm
RF-TO-IF ISOLATION vs. RF FREQUENCY
(RF > LO, STANDARD RF BAND)
MAX19997A toc141
RF FREQUENCY (MHz)
RF-TO-IF ISOLATION (dB)
2800
2600
2400
15
25
20
30
10
2200
3000
V
CC
= 3.0V, 3.3V, 3.6V