CMX7861 datasheet(6/58 Pages) CMLMICRO

Part #	CMX7861

Description	Digital Channel Filters

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Manufacturer	CMLMICRO [CML Microcircuits]

Direct Link	http://www.cmlmicro.com

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6 / 58 page

CMX7861 FirmCODEC

® Programmable Baseband Interface

CMX7861

 2012 CML Microsystems Plc

Page 6

D/7861_FI-1.x/2

2

Block Diagrams

Aux System Clock Generators

Configuration and Task

Processor

Aux DACs

AUXDAC1

MUX

AUXADC1

Aux ADC

Ramp

VBIAS

ADCREF

Master Clock

ADC/DAC Sample

Synchroniser/Timer

AUXADC2

AUXADC3

AUXADC4

AUXDAC3

AUXDAC2

AUXDAC4

Threshold

Compare

GPIO Driver

GPIOA

GPIOB

GPIOC

GPIOD

INPUT2N

INPUT2P

INPUT1N

INPUT1P

INPUT3N

INPUT3FB

INPUT4N

INPUT4FB

ADC 1

OUTPUT1N

OUTPUT1P

OUTPUT2N

OUTPUT2P

OUTPUT4N

OUTPUT4P

OUTPUT3

OP4VDD

OP4VSS

VBIAS

ADC 2

DAC 1

DAC 2

Programmable Filter/

Interpolation

RESETN

IRQN

CSN

SCLK

RDATA

CDATA

FIFO

Programmable Filter/

Decimation

XTAL/CLK

XTALN

SYSCLK1

SYSCLK2

AVDD

AVSS

DVDD

SUBSTRATE

DVSS

SSOUT1

SSOUT0

SPICLK

MISO

MOSI

SSOUT2

BOOTEN0

BOOTEN1

DVCORE

DACREF

Regulator

Bias Generator

and Reference

Figure 1 Overall Block Diagram

Figure 1 Illustrates the overall functionality of the CMX7861 and the auxiliary functions.

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CMX7861 Datasheet(PDF) 6 Page - CML Microcircuits

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