參數(shù)資料
型號: MAX2116UTL
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: 衰減器
英文描述: Complete DBS Direct-Conversion Tuner ICs with Monolithic VCOs
中文描述: RF/MICROWAVE DOWN CONVERTER
封裝: 6 X 6 MM, QFN-40
文件頁數(shù): 7/15頁
文件大小: 314K
代理商: MAX2116UTL
M
Complete DBS Direct-Conversion Tuner ICs
with Monolithic VCOs
_______________________________________________________________________________________
7
Typical Operating Characteristics (continued)
(MAX2116/MAX2118 EV kits, V
CC
= +4.75V to +5.25V, GC1 and GC2 set for maximum gain, GND = 0V, IOUT = QOUT = 800 mV
P-P
(MAX2116), loaded with 1k
IOUT
±
= QOUT
±
= 590mV
P-P
differential (DL = 0, MAX2118), IOUT
±
= QOUT
±
= 1V
P-P
differential (DL = 1,
MAX2118), loaded with differential 2k
. Baseband LPF BW = 33MHz, f
RFIN
= 2175MHz. For default register values, see the
Serial
Interface and Control Registers
section. T
A
= 0
°
C to +85
°
C. Typical values are at V
CC
= +5V, T
A
= +25
°
C, unless otherwise noted.)
VCO_4: V
TUNE
vs. VCO FREQUENCY
M
VCO FREQUENCY (MHz)
V
T
3850
3750
3550
3650
3450
3350
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
0
3250
FROM TOP TO BOTTOM:
TEMPERATURE = +85
°
C, +55
°
C,
+25
°
C, 0
°
C
V
TUNE
vs. VCO FREQUENCY
M
VCO FREQUENCY (MHz)
V
T
5100
4600
3600 4100
3100
2600
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
0
2100
5600
RF INPUT RETURN LOSS
vs. FREQUENCY
M
FREQUENCY (MHz)
R
3000
2000
2500
1500
1000
13
14
15
16
17
18
19
20
21
12
500
Z
0
= 75
IIP2 vs. GC2
M
GC2 (DECIMAL)
I
25
20
15
10
5
21.5
22.0
22.5
23.0
23.5
24.0
24.5
25.0
25.5
26.0
21.0
0
30
GC1 = 0.75V, f
LO
= 2175MHz
IIP3 vs. LO FREQUENCY
M
LO FREQUENCY (MHz)
I
2125
1925
1525 1725
1325
1125
1
3
5
7
9
11
13
15
17
-1
925
2325
GC1 ADJUSTED FOR FULL-SCALE BASEBAND
OUTPUT WITH P
= -25dBm. FROM TOP
TO BOTTOM: GC2 = 0, 5, 10, 15, 20, 25, 30
NOISE FIGURE vs. GC2
M
GC2
N
30
25
20
15
10
5
10.5
11.0
11.5
12.0
12.5
13.0
13.5
10.0
0
35
GC1 = 0.75V, f
LO
= 1500MHz
NOISE FIGURE vs. LO FREQUENCY
M
LO FREQUENCY (MHz)
N
2100
1900
1700
1500
1300
1100
9.5
10.0
10.5
11.0
11.5
12.0
9.0
900
2300
GC1 = 0.75V, GC2 = 0
+25
°
C
0
°
C
+85
°
C
BASEBAND GAIN vs. GC2
M
GC2 (DECIMAL)
B
30
25
20
15
10
5
-20
-15
-10
-5
0
-25
0
35
GC1 = 1.86V, RFIN = -40dBm,
f
LO
= 1550MHz, f
CBB
= 20MHz,
f
BB
= 1MHz
RF INPUT POWER vs. GC1
(BASEBAND OUTPUT = 800mV
P-P
)
M
GC1 (V)
R
2.50
1.00 1.25 1.50
2.00
1.75
2.25
-70
-60
-50
-40
-30
-20
-10
0
10
-80
0.75
FROM TOP TO BOTTOM:
GC2 = 30, 25, 20, 15, 10, 5, 0
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