MAX2027 Maxim Integrated Products, MAX2027 Datasheet - Page 6

• Manufacturer Part Number: MAX2027
• Description: MAX2027 if Digitally Controlled Variable-gain Amplifier
• Manufacturer: Maxim Integrated Products

IF Digitally Controlled Variable-Gain Amplifier
6
(Typical application circuit, V
erwise noted. External matching components for 300MHz in Table 2 are used for matched circuit.)
23
22
21
20
19
18
17
44
42
40
38
36
34
32
30
55
50
45
40
35
30
25
20
15
_______________________________________________________________________________________
50
50
0
P
AT OUTPUT, ∆f = 1MHz
P
AT OUTPUT, ∆f = 1MHz
INPUT IP3 vs. ATTENUATION STATE
f
IN
RF1
RF1
T
= 50MHz
OUTPUT P1dB vs. FREQUENCY
T
100
100
A
A
OUTPUT IP3 vs. FREQUENCY
= P
= P
4
= -40°C
= -40°C
RF2
RF2
WITHOUT MATCHING
WITHOUT MATCHING
WITHOUT MATCHING
150
150
T
= 5dBm
= 5dBm
A
ATTENUATION STATE
FREQUENCY (MHz)
FREQUENCY (MHz)
= +85°C
8
T
A
200
= +25°C
200
T
A
12
= +25°C
f
IN
250
250
T
f
IN
= 400MHz
A
= +85°C
= 200MHz
16
CC
300
300
= 5.0V, max gain (B0 = B1 = B2 = B3 = B4 = 0), P
20
350
350
400
400
24
Typical Operating Characteristics (continued)
23
22
21
20
19
18
17
44
42
40
38
36
34
32
30
55
50
45
40
35
30
25
20
15
50
50
0
P
AT OUTPUT, ∆f = 1MHz
V
P
AT OUTPUT, ∆f = 1MHz
INPUT IP3 vs. ATTENUATION STATE
RF1
RF1
f
CC
IN
OUTPUT P1dB vs. FREQUENCY
100
100
V
= 50MHz
= +4.75V
OUTPUT IP3 vs. FREQUENCY
= P
= P
CC
4
V
RF2
RF2
= +4.75V
CC
WITHOUT MATCHING
WITHOUT MATCHING
150
150
= 5dBm
= 5dBm
= +5.25V
WITH MATCHING
ATTENUATION STATE
FREQUENCY (MHz)
FREQUENCY (MHz)
8
200
200
V
CC
12
V
V
= +5V
250
250
f
CC
CC
IN
= 400MHz
= +5.25V
f
= +5V
IN
16
= 200MHz
300
300
20
350
350
OUT
400
400
24
= 5dBm, R
-20
-25
-30
-35
-40
-45
-50
-55
-60
-65
-70
23
22
21
20
19
18
17
42
40
38
36
34
32
30
28
250
250
50
1
P
AT OUTPUT, ∆f = 1MHz
RF1
260
260
= 825Ω, T
2ND HARMONIC vs. FREQUENCY
OUTPUT P1dB vs. FREQUENCY
100
T
T
OUTPUT IP3 vs. FREQUENCY
= P
T
A
A
A
270 280
270
= +85°C
= +25°C
= -40°C
RF2
T
A
WITHOUT MATCHING
150
= -40°C
280
= 5dBm
WITH MATCHING
WITH MATCHING
T
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
A
= +85°C
290 300
290
A
200
T
= +25°C, unless oth-
A
300
= +25°C
T
250
A
310
310 320 330 340
= -40°C
T
A
= +85°C
320 330
300
T
A
= +25°C
350
340
350
350
400