Datasheet

MAX2031
High-Linearity, 650MHz to 1000MHz Upconversion/
Downconversion Mixer with LO Buffer/Switch
14 ______________________________________________________________________________________
50
60
55
70
65
75
80
LO - 2IF REJECTION vs. LO FREQUENCY
(L-C BPF TUNED FOR 810MHz RF FREQUENCY)
MAX2031 toc78
LO FREQUENCY (MHz)
LO - 2IF REJECTION (dBc)
910 1010 1060960 1110 1160 1210
P
IF
= 0dBm
T
C
= -40°C, -25°C
T
C
= +25°C
T
C
= +85°C
60
55
50
70
65
75
80
LO - 2IF REJECTION vs. LO FREQUENCY
(L-C BPF TUNED FOR 810MHz RF FREQUENCY)
MAX2031 toc79
LO FREQUENCY (MHz)
LO - 2IF REJECTION (dBc)
910 1010 1060960 1110 1160 1210
P
IF
= 0dBm
P
LO
= -3dBm
P
LO
= 0dBm
P
LO
= +3dBm
50
60
55
70
65
75
80
LO - 2IF REJECTION vs. LO FREQUENCY
(L-C BPF TUNED FOR 810MHz RF FREQUENCY)
MAX2031 toc80
LO FREQUENCY (MHz)
LO - 2IF REJECTION (dBc)
910 1010 1060960 1110 1160 1210
V
CC
= 4.75V
V
CC
= 5.25V
V
CC
= 5.0V
P
IF
= 0dBm
90
80
70
60
50
910 1060960 1010 1110 1160 1210
LO + 3IF REJECTION vs. LO FREQUENCY
(L-C BPF TUNED FOR 810MHz RF FREQUENCY)
MAX2031 toc81
LO FREQUENCY (MHz)
LO + 3IF REJECTION (dBc)
P
IF
= 0dBm
T
C
= -40°C, -25°C, +25°C, +85°C
90
80
70
60
50
910 1060960 1010 1110 1160 1210
LO + 3IF REJECTION vs. LO FREQUENCY
(L-C BPF TUNED FOR 810MHz RF FREQUENCY)
MAX2031 toc82
LO FREQUENCY (MHz)
LO + 3IF REJECTION (dBc)
P
LO
= -3dBm, 0dBm, +3dBm
P
IF
= 0dBm
90
80
70
60
50
910 1060960 1010 1110 1160 1210
LO + 3IF REJECTION vs. LO FREQUENCY
(L-C BPF TUNED FOR 810MHz RF FREQUENCY)
MAX2031 toc83
LO FREQUENCY (MHz)
LO + 3IF REJECTION (dBc)
P
IF
= 0dBm
V
CC
= 4.75V, 5.0V
V
CC
= 5.25V
90
80
70
60
50
910 1060960 1010 1110 1160 1210
LO - 3IF REJECTION vs. LO FREQUENCY
(L-C BPF TUNED FOR 810MHz RF FREQUENCY)
MAX2031 toc84
LO FREQUENCY (MHz)
LO - 3IF REJECTION (dBc)
P
IF
= 0dBm
T
C
= -40°C, -25°C, +25°C
T
C
= +85°C
90
80
70
60
50
910 1060960 1010 1110 1160 1210
LO - 3IF REJECTION vs. LO FREQUENCY
(L-C BPF TUNED FOR 810MHz RF FREQUENCY)
MAX2031 toc85
LO FREQUENCY (MHz)
LO - 3IF REJECTION (dBc)
P
LO
= -3dBm, 0dBm, +3dBm
P
IF
= 0dBm
90
80
70
60
50
910 1060960 1010 1110 1160 1210
LO - 3IF REJECTION vs. LO FREQUENCY
(L-C BPF TUNED FOR 810MHz RF FREQUENCY)
MAX2031 toc86
LO FREQUENCY (MHz)
LO - 3IF REJECTION (dBc)
P
IF
= 0dBm
V
CC
= 4.75V
V
CC
= 5.0V
V
CC
= 5.25V
Upconverter Curves
Typical Operating Characteristics (continued)
( Typical Application Circuit , L1 = 4.7nH, C4 = 6pF, C5 not used, V
CC
= 5.0V, P
LO
= 0dBm, P
IF
= 0dBm, f
RF
= f
LO
+ f
IF
, f
IF
= 160MHz,
T
C
= +25°C, unless otherwise noted.)