4 0 0 MHz t o 2 .5 GHz, Lo w -No is e ,
S iGe Do w n c o n ve rt e r Mix e rs
01/MAX682
AC ELECTRICAL CHARACTERISTICS (continued)
(MAX2680/1/2 EV Kit, V = SHDN = +3.0V, T = +25°C, unless otherwise noted. RFIN and IFOUT matched to 50Ω. P
= -5dBm,
CC
A
LO
P
= -25dBm.)
RFIN
PARAMETER
MAX2681
CONDITIONS
MIN
TYP
MAX
UNITS
RF Frequency Range
LO Frequency Range
IF Frequency Range
(Notes 1, 2)
(Notes 1, 2)
(Notes 1, 2)
400
400
10
2500
2500
500
MHz
MHz
MHz
f
= 400MHz, f = 445MHz, f = 45MHz
11.0
14.2
8.4
RF
LO
IF
f
RF
= 900MHz, f = 970MHz, f = 70MHz
LO IF
Conversion Power Gain
dB
f
RF
= 1950MHz, f = 1880MHz, f = 70MHz (Note 1)
6.7
9.4
2.3
LO
IF
f
= 2450MHz, f = 2210MHz, f = 240MHz
7.7
RF
LO
IF
f
= 1950MHz, f = 1880MHz, f = 70MHz,
LO IF
RF
Gain Variation Over Temperature
1.7
dB
T
= T
to T
(Note 1)
A
MIN
MAX
f
= 900MHz, 901MHz, f = 970MHz, f = 70MHz
-6.1
+0.5
+1.0
7.0
RF
LO
IF
Input Third-Order Intercept Point
(Note 3)
f
RF
= 1950MHz, 1951MHz, f = 1880MHz, f = 70MHz
dBm
LO
IF
f
RF
= 2450MHz, 2451MHz, f = 2210MHz, f = 240MHz
LO IF
f
RF
= 900MHz, f = 970MHz, f = 70MHz
LO IF
Noise Figure (Single Sideband)
f
= 1950MHz, f = 2020MHz, f = 70MHz
11.1
12.7
1.5:1
-23
dB
RF
LO
IF
f
RF
= 2450MHz, f = 2210MHz, f = 240MHz
LO IF
LO Input VSWR
50Ω source impedance
LO Leakage at IFOUT Port
LO Leakage at RFIN Port
IF/2 Spurious Response
MAX2682
f
LO
= 1880MHz
= 1880MHz
dBm
dBm
dBm
f
LO
-27
f
RF
= 1915MHz, f = 1880MHz, f = 70MHz (Note 4)
-65
LO
IF
RF Frequency Range
LO Frequency Range
IF Frequency Range
(Notes 1, 2)
(Notes 1, 2)
(Notes 1, 2)
400
400
10
2500
2500
500
MHz
MHz
MHz
f
= 400MHz, f = 445MHz, f = 45MHz
13.4
14.7
10.4
7.9
RF
LO
IF
f
RF
= 900MHz, f = 970MHz, f = 70MHz
LO IF
Conversion Power Gain
dB
f
RF
= 1950MHz, f = 1880MHz, f = 70MHz (Note 1)
8.7
11.7
3.2
LO
IF
f
RF
= 2450MHz, f = 2210MHz, f = 240MHz
LO IF
f
T
= 1950MHz, f = 1880MHz, f = 70MHz,
LO IF
RF
Gain Variation Over Temperature
2.1
dB
= T
to T
(Note 1)
A
MIN
MAX
f
= 900MHz, 901MHz, f = 970MHz, f = 70MHz
-1.8
+4.4
+3.2
6.5
RF
LO
IF
Input Third-Order Intercept Point
(Note 3)
f
RF
= 1950MHz, 1951MHz, f = 1880MHz, f = 70MHz
dBm
LO
IF
f
RF
= 2450MHz, 2451MHz, f = 2210MHz, f = 240MHz
LO IF
f
RF
= 900MHz, f = 970MHz, f = 70MHz
LO IF
Noise Figure (Single Sideband)
f
= 1950MHz, f = 2020MHz, f = 70MHz
10.2
13.4
dB
RF
LO
IF
f
RF
= 2450MHz, f = 2210MHz, f = 240MHz
LO IF
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