MAX19985AETX+ Maxim Integrated Products, MAX19985AETX+ Datasheet - Page 12

• 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

Dual, SiGe, High-Linearity, 700MHz to 1000MHz
Downconversion Mixer with LO Buffer/Switch
( Typical Application Circuit , V
otherwise noted.)
12
16
14
12
10
______________________________________________________________________________________
8
6
4
700
SEE TABLE 1 FOR RESISTOR AND I
INPUT P
(VARIOUS LO AND IF BIAS)
7
-10
-20
-30
-40
-50
-60
-70
80
75
70
65
60
55
50
RF FREQUENCY (MHz)
0
800
LO LEAKAGE AT IF PORT vs. LO FREQUENCY
1dB
900
700
2LO-2RF RESPONSE vs. RF FREQUENCY
L = 7.5nH
vs. RF FREQUENCY
1, 2, 3, 4
(VARIOUS VALUES OF L3 AND L6)
(VARIOUS VALUES OF L3 AND L6)
6
950
L = 0Ω
900
LO FREQUENCY (MHz)
RF FREQUENCY (MHz)
1000
CC
800
L = 30nH
CC
L = 15nH
= +5.0V, P
VALUES
1050
L = 15nH
5
L = 7.5nH
L = 30nH
1000
1100
900
P
LO
RF
L = L3 = L6
L = L3 = L6
= -5dBm
1150
L = 0Ω
= 0dBm, P
Typical Operating Characteristics (continued)
11
10
9
8
7
6
1000
1200
700
CONVERSION GAIN vs. RF FREQUENCY
(VARIOUS VALUES OF L3 AND L6)
RF
= -5dBm, LO is high-side injected for a 200MHz IF, T
L = 0Ω, 7.5nH, 15nH, 30nH
RF FREQUENCY (MHz)
800
900
L = L3 = L6
95
85
75
65
55
50
40
30
20
10
0
1000
700
700
RF-TO-IF ISOLATION vs. RF FREQUENCY
3LO-3RF RESPONSE vs. RF FREQUENCY
(VARIOUS VALUES OF L3 AND L6)
(VARIOUS VALUES OF L3 AND L6)
L = 0Ω
L = 30nH
L = 0Ω, 7.5nH, 15nH, 30nH
27
26
25
24
23
22
RF FREQUENCY (MHz)
RF FREQUENCY (MHz)
800
800
700
L = 7.5nH
L = 15nH
(VARIOUS VALUES OF L3 AND L6)
INPUT IP3 vs. RF FREQUENCY
RF FREQUENCY (MHz)
900
900
L = 0Ω, 7.5nH, 15nH
800
P
RF
L = L3 = L6
L = L3 = L6
= -5dBm
C
=+25°C, unless
1000
1000
900
L = L3 = L6
L = 30nH
1000