SX1701 데이터 시트보기 (PDF) - Semtech Corporation

부품명

상세내역

제조사

SX1701

Highly linear wideband LNA Multi-channel, single-ended to differential conversion

Semtech Corporation 

ADVANCED COMMUNICATION & SENSING PRODUCTS

SX1701

Datasheet

5 APPLICATION EXAMPLE

Although intended for differential output operation, the SX1701 may be used for the single-ended output configuration

as shown in Figure 5. Note that some degradation in device performance may be experienced, including a 6 dB

reduction in gain.

5.1 SINGLE-ENDED INPUT TO DUAL DIFFERENTIAL OUTPUTS WITH LOOP-THROUGH SINGLE-ENDED

OUTPUT

+ 5.0 V

10nF

X7R

0603

1nF

X7R

0603

2

1

470pF 17

C0G

0603

SX1701

VDD2

VDD1

GND

75 Ω RF INPUT

0.3pF

C0G

0603

470pF

C0G

0603

3.9nH

wirewound

0603

3 IN

4

DEC

470pF

C0G

0603

G3(1:0)

OUTP3

OUTM3

G2(1:0)

OUTP2

OUTM2

G1(1:0)

OUTP1

OUTM1

75 Ω RF LOOP-

THROUGH OUTPUT

58

6X

3K3

0603

9 12 13 16

470pF

C0G

0603

15

14

470pF

C0G

0603

11

10

470pF

C0G

0603

100 Ω

RF BALANCED OUTPUT 2

470pF

C0G

0603

100 Ω

RF BALANCED OUTPUT1

470pF

C0G

0603

7

6

470pF

C0G

0603

100R

0603

15R0

0603

51R0

0603

Gain control

Figure 5. Dual differential outputs with loop-through.

V1.11_STD – August 20th, 2008

10/13

www.semtech.com

Share Link: