Datasheet

MAX9989/MAX9990
+14dBm to +20dBm LO Buffers
with ±1dB Variation
6 _______________________________________________________________________________________
MAX9990 toc01
OUTPUT POWER (dBm)
SUPPLY CURRENT (mA)
161591011 1312 14
105
110
115
120
125
130
135
140
100
81817
SUPPLY CURRENT vs. OUTPUT POWER
OUTLO
T
A
= +85°C
T
A
= +25°C
T
A
= -40°C
20
19
18
17
16
15
14
13
12
11
10
-5 -3 -2-4 0-1 21345678910
MAX9990 toc02
INPUT POWER (dBm)
OUTPUT POWER (dBm)
OUTPUT POWER vs. INPUT POWER
OUTLO
T
A
= +85°C
T
A
= +25°C
T
A
= -40°C
MAX9990 toc03
INPUT POWER (dBm)
OUTPUT POWER (dBm)
862 4-2 0-4
-3
-2
-1
0
1
2
3
4
5
6
-4
-6 10
OUTPUT POWER vs. INPUT POWER
OUTPLL
T
A
= +85°C
T
A
= -40°C
T
A
= +25°C
MAX9990 toc04
OPERATING FREQUENCY (MHz)
OUTPUT POWER (dBm)
210020001800 190017001600
11
12
13
14
15
16
17
18
19
20
10
1500 2200
OUTPUT POWER vs. FREQUENCY
OUTLO
T
A
= +85°C
T
A
= +25°C
T
A
= -40°C
MAX9990 toc05
OPERATING FREQUENCY (MHz)
OUTPUT POWER (dBm)
210020001900180017001600
1
2
3
4
5
6
0
1500 2200
OUTPUT POWER vs. FREQUENCY
OUTPLL
T
A
= -40°C
T
A
= +25°C
T
A
= +85°C
15.0
15.5
16.0
16.5
17.0
17.5
18.0
100
105
110
115
120
125
130
AMBIENT TEMPERATURE (°C)
OUTPUT POWER (dBm)
-40 0 20-20 40 8060
OUTPUT POWER AND SUPPLY CURRENT
vs. TEMPERATURE
MAX9990 toc06
SUPPLY CURRENT (mA)
I
CC
P
OUTLO
OUTPUT POWER vs. SUPPLY VOLTAGE
SUPPLY VOLTAGE (V)
OUTLO OUTPUT POWER (dBm)
5.34.7 5.14.9
14.5
15.0
15.5
16.0
16.5
17.0
17.5
18.0
14.0
4.5 5.5
MAX9990 toc07
6.0
5.0
4.5
4.0
3.5
3.0
2.5
2.0
5.5
OUTPLL OUTPUT POWER (dBm)
OUTLO
OUTPLL
Typical Operating Characteristics (continued)
(V
CC
= 5.0V, nominal bias, f
IN
= 1800MHz, P
IN
= +9dBm, T
A
= +25°C, unless otherwise noted.) (Shaded regions are outside the
guaranteed operating range, and are provided for reference only.)
MAX9990