MAX2027 데이터 시트보기 (PDF) - Maxim Integrated
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MAX2027 Datasheet PDF : 10 Pages
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IF Digitally Controlled Variable-Gain Amplifier
Table 3. Attenuation Setting vs. Gain-
Control Bits
ATTENUATION (dB)
B4
(16dB)
B3*
(8dB)
B2
(4dB)
B1
(2dB)
B0
(1dB)
0
0
0
0
0
0
1
0
0
0
0
1
2
0
0
0
1
0
3
0
0
0
1
1
4
0
0
1
0
0
5
0
0
1
0
1
6
0
0
1
1
0
7
0
0
1
1
1
8
0
1
0
0
0
9
0
1
0
0
1
10
0
1
0
1
0
11
0
1
0
1
1
12
0
1
1
0
0
13
0
1
1
0
1
14
0
1
1
1
0
15
0
1
1
1
1
16
1
X
0
0
0
17
1
X
0
0
1
18
1
X
0
1
0
19
1
X
0
1
1
20
1
X
1
0
0
21
1
X
1
0
1
22
1
X
1
1
0
23
1
X
1
1
1
*Enabling B4 disables B3, and the minimum attenuation is 16dB.
Chip Information
TRANSISTOR COUNT: 325
which the MAX2027 is mounted be designed to con-
duct heat from the EP. In addition, provide the EP with
a low-inductance path to electrical ground. The EP
must be soldered to a ground plane on the PC board,
either directly or through an array of plated via holes.
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