DAC1627D1G25 View Datasheet(PDF) - NXP Semiconductors.

Part Name

Description

Manufacturer

DAC1627D1G25

Dual 16-bit DAC, LVDS interface, up to 1.25 Gsps, x2, x4 and x8 interpolating

NXP Semiconductors. 

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5. Block diagram

DAC1627D

SDO SDIO SCS_N SCLK

SPI

DCMSU

NCO

40-bit frequency setting

16-bit phase adjustment

cos sin

FIR 1

FIR 2

FIR 3

+

ALIGNP

x2

x2

x2

-

ALIGNN

16

LD(15)P to

LD(0)P

LD(15)N to

LD(0)N

LVDS

DDR/

DIF

CDI

MDS

COARSE

16

LDCLKP

FIR 1

FIR 2

FIR 3

LDCLKN

+

x2

x2

x2

+

CLKP

CLKN

MDSP

MDSN

CLOCK GENERATOR/PLL

MULTI-DAC

SYNCHRONIZATION

COMPLEX MODULATOR

Fig 1. Block diagram

RESET_N

10-BIT

OFFSET

CONTROL

AUX.

DAC

X

sin X

10-BIT

ANALOG GAIN

CONTROL

PHASE

COMP +

DAC A

AUXAP

AUXAN

IOUTAP

IOUTAN

OFFSET

CONTROL

REF.

BANDGAP

AND

BIASING

GAPOUT

VIRES

X

sin X

PHASE +

COMP

DAC B

10-BIT

ANALOG GAIN

CONTROL

10-BIT

OFFSET

CONTROL

AUX.

DAC

IOUTBP

IOUTBN

AUXBP

AUXBN

001aan827

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