LTC6603 Ver la hoja de datos (PDF) - Linear Technology

Número de pieza

componentes Descripción

Fabricante

LTC6603

Dual Adjustable Lowpass Filter

Linear Technology 

LTC6603

APPLICATIONS INFORMATION

V+D

GAIN0(D0)

SHUTDOWN

NO 4-BIT GAIN, BW

OUT

FUNCTION CONTROL CODE

CS

8-BIT LATCH

SDI

Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7

8-BIT

SHIFT-REGISTER

(INTERNAL

NODE)

6603 F02

Figure 2. Bidirectional Design of GAIN0(OUT) Pin

SDO

SCLK

6603 F03

Figure 3. Diagram of Serial Interface (MSB First Out)

3.3V

0.1μF

+

VIN1

–

CSX

μP SCLK

SDI

LTC6603

V+IN

#1

V+A

V+D

+INA

+OUTA

–INA

SER

LPF1(CS)

–OUTA

LPF0(SCLK) GAIN0(D0)

SDI

SDO

GND

3.3V

0.1μF

+

+

VOUT1

VIN2

–

–

OUT1

LTC6603

V+IN

#2

V+A

V+D

+INA

+OUTA

–INA

SER

LPF1(CS)

–OUTA

LPF0(SCLK) GAIN0(D0)

SDI

SDO

GND

+

VOUT2

–

OUT2

SDO

SCLK

SDI

CS

14

D15

D11

D10

D9

D8

D7

D3

D2

D1

D0

GAIN, BW CONTROL WORD FOR #2 SHUTDOWN FOR #2

GAIN, BW CONTROL WORD FOR #1 SHUTDOWN FOR #1

Figure 4. Two Devices in a Daisy Chain

Serial Control Register Definition

D7

D6

D5

D4

D3

D2

D1

D0

GAIN0 GAIN1

LPF0

LPF1 NO FUNCTION NO FUNCTION SHDN

OUT

6603 F04

6603f

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