Typical operating characteristics (continued) – Rainbow Electronics MAX19997A User Manual
Page 15
2LO-2RF RESPONSE vs. RF FREQUENCY
(LO > RF, EXTENDED RF BAND)
MAX19997A toc49
RF FREQUENCY (MHz)
2LO-2RF RESPONSE (dBc)
2200
2100
2000
1900
50
60
70
40
1800
2300
P
RF
= -5dBm
P
LO
= -3dBm, 0dBm, +3dBm
3LO-3RF RESPONSE vs. RF FREQUENCY
(LO > RF, EXTENDED RF BAND)
MAX19997A toc51
RF FREQUENCY (MHz)
3LO-3RF RESPONSE (dBc)
2200
2100
2000
1900
65
85
75
95
55
1800
2300
P
RF
= -5dBm
T
C
= -30
°C
T
C
= +25
°C, +85°C
Typical Operating Characteristics (continued)
(
Typical Application Circuit, extended RF band (see Table 2), 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
______________________________________________________________________________________
15
INPUT P
1dB
vs. RF FREQUENCY
(LO > RF, EXTENDED RF BAND)
MAX19997A toc55
RF FREQUENCY (MHz)
INPUT P
1dB
(dBm)
2200
2100
2000
1900
10
11
12
13
9
1800
2300
P
LO
= -3dBm, 0dBm, +3dBm
INPUT P
1dB
vs. RF FREQUENCY
(LO > RF, EXTENDED RF BAND)
MAX19997A toc56
RF FREQUENCY (MHz)
INPUT P
1dB
(dBm)
2200
2100
2000
1900
10
11
12
13
9
1800
2300
V
CC
= 4.75V
V
CC
= 5.0V
V
CC
= 5.25V
2LO-2RF RESPONSE vs. RF FREQUENCY
(LO > RF, EXTENDED RF BAND)
MAX19997A toc48
RF FREQUENCY (MHz)
2LO-2RF RESPONSE (dBc)
2200
2100
2000
1900
50
60
70
40
1800
2300
T
C
= -30
°C
T
C
= +25
°C
T
C
= +85
°C
P
RF
= -5dBm
2LO-2RF RESPONSE vs. RF FREQUENCY
(LO > RF, EXTENDED RF BAND)
MAX19997A toc50
RF FREQUENCY (MHz)
2LO-2RF RESPONSE (dBc)
2200
2100
2000
1900
50
60
70
40
1800
2300
P
RF
= -5dBm
V
CC
= 4.75V, 5.0V, 5.25V
3LO-3RF RESPONSE vs. RF FREQUENCY
(LO > RF, EXTENDED RF BAND)
MAX19997A toc52
RF FREQUENCY (MHz)
3LO-3RF RESPONSE (dBc)
2200
2100
2000
1900
65
85
75
95
55
1800
2300
P
RF
= -5dBm
P
LO
= -3dBm, 0dBm, +3dBm
3LO-3RF RESPONSE vs. RF FREQUENCY
(LO > RF, EXTENDED RF BAND)
MAX19997A toc53
RF FREQUENCY (MHz)
3LO-3RF RESPONSE (dBc)
2200
2100
2000
1900
65
85
75
95
55
1800
2300
P
RF
= -5dBm
V
CC
= 4.75V, 5.0V, 5.25V
INPUT P
1dB
vs. RF FREQUENCY
(LO > RF, EXTENDED RF BAND)
MAX19997A toc54
RF FREQUENCY (MHz)
INPUT P
1dB
(dBm)
2200
2100
2000
1900
10
11
12
13
9
1800
2300
T
C
= -30
°C
T
C
= +25
°C
T
C
= +85
°C