LND-PLL901 Ver la hoja de datos (PDF) - Linear Dimensions Semiconductor

Número de pieza

componentes Descripción

Fabricante

LND-PLL901

IF QUADRTURE TRANSCEIVER

Linear Dimensions Semiconductor 

IF QUADRTURE TRANSCEIVER PROPOSED DATA SHEET

Component List

for Application

Diagram

Component

Function

Value Unit

C1, C2

Transmit O/P AC coupling

100

pF

C3

Band gap Reference Decouple 10

nF

C4

LNA input AC coupling

100

pF

C5

LNA input AC decoupling

100

pF

C6, C7, C9, C14, C15, C16, C24, VCC decoupling

10

nF

C26, C28

C8

70 MHz Receive (limiter) filter

C10, C13

Sallen Key Filter

C11, C12

Sallen Key Filter

C17, C18

VCO AC coupling

100

pF

C19

VCO tank capacitor

pF

C20

Loop Filter Decouple

10

nF

C21

Loop Filter

C22

Loop Filter

C23

PLL Reference AC Coupling

C25

70 MHz Transmit Filter

9

pF

C27

350 MHz Transmit Filter

9

pF

R1, R2

R3, R4, R7, R8

R5, R6

R9, R10

R11

Transmit Termination

Sallen Key Filter

ADC Ladder Pull Down

VCO DC Block

Loop Filter

100

Ω

Ω

400

Ω

100

k

D1

Varacator Diode

L1

70 MHZ Receive Filter

L2

VCO Tank

L3

70 MHz Transmit Filter

575

nH

L4

350 MHz Transmit Filter

23

nH

Note: not specified values are application specific and depend on PCB parasitics

Linear Dimensions, Inc. 445 East Ohio Street, Chicago, IL 60611 p 312.3211810 f 312.321.1830

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