Datasheet

MAX19997A
Dual, SiGe High-Linearity, 1800MHz to 2900MHz
Downconversion Mixer with LO Buffer
28
Maxim Integrated
Typical Operating Characteristics (continued)
( Typical Application Circuit , standard RF band (see Table 1), V
CC
= 3.3V, LO is low-side injected for a 350MHz IF, P
LO
= 0dBm,
P
RF
= -5dBm, T
C
= +25°C, unless otherwise noted.)
RF PORT RETURN LOSS vs. RF FREQUENCY
(RF > LO, STANDARD RF BAND)
MAX19997A toc148
RF FREQUENCY (MHz)
RF PORT RETURN LOSS (dB)
2600 28002400
20
25
5
10
15
0
30
2200 3000
V
CC
= 3.3V
f
IF
= 350MHz
P
LO
= -3dBm, 0dBm, +3dBm
IF PORT RETURN LOSS vs. IF FREQUENCY
(RF > LO, STANDARD RF BAND)
MAX19997A toc149
IF FREQUENCY (MHz)
IF PORT RETURN LOSS (dB)
230 320 410140
30
10
20
0
40
50 500
f
LO
= 2250MHz
V
CC
= 3.0V, 3.3V, 3.6V
IF PORT RETURN LOSS vs. IF FREQUENCY
(RF > LO, STANDARD RF BAND)
MAX19997A toc150
IF FREQUENCY (MHz)
IF PORT RETURN LOSS (dB)
230 320 410140
30
10
20
0
40
50 500
f
LO
= 2250MHz
f
LO
= 1850MHz
f
LO
= 2650MHz
V
CC
= 3.3V
LO PORT RETURN LOSS vs. LO FREQUENCY
(RF > LO, STANDARD RF BAND)
MAX19997A toc151
LO FREQUENCY (MHz)
LO PORT RETURN LOSS (dB)
2400 2650 2900 31502150
20
15
5
10
0
25
1900
3400
P
LO
= 0dBm
P
LO
= -3dBm
P
LO
= +3dBm
V
CC
= 3.3V
SUPPLY CURRENT vs. TEMPERATURE (T
C
)
(RF > LO, STANDARD RF BAND)
MAX19997A toc152
TEMPERATURE (°C)
SUPPLY CURRENT (mA)
6545255-15
260
270
280
290
300
250
-35 85
V
CC
= 3.6V
V
CC
= 3.3V
V
CC
= 3.0V