MAX19985AETX+ Maxim Integrated Products, MAX19985AETX+ Datasheet - Page 17

• Manufacturer Part Number: MAX19985AETX+
• Description: RF Mixer IC MIXER DOWNCONV earity, 700MHz to 10
• Manufacturer: Maxim Integrated Products

Specifications of MAX19985AETX+

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

( Typical Application Circuit , V
otherwise noted.)
Table 1. DC Current vs. Bias Resistor
Settings
Note: See TOCs 42–46 for performance trade-offs vs. DC bias
condition.
CONDITION
Dual, SiGe, High-Linearity, 700MHz to 1000MHz
10
15
20
25
30
BIAS
0
5
Downconversion Mixer with LO Buffer/Switch
700
1
2
3
4
5
6
7
V
CC
750
= 3.3V
P
RF PORT RETURN LOSS
LO
10
20
30
40
50
vs. RF FREQUENCY
RF FREQUENCY (MHz)
0
D C CU R R EN T
= -3dBm, 0dBm, +3dBm
800
700
______________________________________________________________________________________
V
359.4
331.8
322.8
311.7
268.2
244.4
223.7
( m A )
CC
LO UNSELECTED RETURN LOSS
850
P
= 3.3V
LO
850
= -3dBm, 0dBm, +3dBm
vs. LO FREQUENCY
LO FREQUENCY (MHz)
900
CC
IF = 200MHz
= +3.3V, P
VALUES (Ω)
950
1000
R1 AND R4
1100
1400
1820
698
698
698
698
1000
1150
LO
= 0dBm, P
Typical Operating Characteristics (continued)
10
15
20
25
30
VALUES (Ω)
0
5
R2 AND R5
1300
50
IF RETURN LOSS DEPENDS ON
EXTERNAL COMPONENTS
1100
1200
1400
1200
1200
1200
800
RF
140
IF PORT RETURN LOSS
= -5dBm, LO is high-side injected for a 200MHz IF, T
vs. IF FREQUENCY
IF FREQUENCY (MHz)
V
CC
230
= 3.0V, 3.3V, 3.6V
320
LO = 900MHz
410
340
320
300
280
260
240
220
200
500
-35
-15
V
CC
vs. TEMPERATURE (T
= 3.0V
10
20
30
40
50
0
SUPPLY CURRENT
TEMPERATURE (°C)
700
5
V
CC
V
P
= 3.6V
CC
LO
25
LO SELECTED RETURN LOSS
= -3dBm
= 3.3V
850
vs. LO FREQUENCY
LO FREQUENCY (MHz)
V
45
CC
= 3.3V
C
)
1000
65
C
=+25°C, unless
P
LO
P
LO
= 0dBm
85
= +3dBm
1150
1300
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