SX1701 데이터 시트보기 (PDF) - Semtech Corporation
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SX1701
Semtech Corporation
SX1701 Datasheet PDF : 13 Pages
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ADVANCED COMMUNICATION & SENSING PRODUCTS
SX1701
Datasheet
2 PIN DESCRIPTION
2.1.1 Pin Connections
The pin description of the SX1701 is given in Table 1.
Number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
Name
VDD1
VDD2
IN
DEC
G1(0)
OUTM1
OUTP1
G1(1)
G2(0)
OUTM2
OUTP2
G2(1)
G3(0)
OUTM3
OUTP3
G3(1)
GND
Type
Input
Input
Input
Input
Input
Output
Output
Input
Input
Output
Output
Input
Input
Output
Output
Input
Input
Description
Supply voltage
Supply voltage
LNA input
Decoupling capacitor
Control of the 1st channel
Differential output 1st Channel
Differential output 1st Channel
Control of the 1st channel
Control of the 2nd channel
Differential output 2nd Channel
Differential output 2nd Channel
Control of the 2nd channel
Control of the 3rd channel
Differential output 3rd Channel
Differential output 3rd Channel
Control of the 3rd channel
Ground pad
Table 1. Pin description.
2.1.2 Gain Control Pins
The gain setting for each channel is given in Table 2.
Gi(1:0)
00
01
10
11
Description
Channel OFF (default value set by pull-down devices)
Channel ON, G = 6 dB
Channel ON, G = 12 dB
Channel ON, G = 18 dB
Table 2. Channel gain setting.
Note: For applications that require less than 3 outputs, the unused differential outputs and the corresponding channel
gain setting pins can be left floating. The default channel gain setting is “channel OFF [0:0]” (set by internal pull down
resistors).
V1.11_STD – August 20th, 2008
4/13
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