ML145505-5P Просмотр технического описания (PDF) - LANSDALE Semiconductor Inc.

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ML145505-5P

PCM Codec–Filter Mono–Circuit

LANSDALE Semiconductor Inc. 

ML145502, ML145503, ML145505

LANSDALE Semiconductor, Inc.

ML145502/03/05 PCM CODEC–FILTER MONO–CIRCUIT BLOCK DIAGRAM

RxO

1

FREQUENCY

Rx

RDD

D/A

RECEIVE SHIFT

REGISTER

RCE

RDC

RxG

Rx

VDD

–

RxO

400 µA

VDD

+

SHARED

DAC

÷ 1, 12, 16, 20

CCI PRESCALER

CCI

VSS

VAG

+

2.5 V

REF

MSI

–

SEQUENCE

AND

VLS

VSS

Vref

RSI

TxI

CONTROL

PDI

RSI

CIRCUITRY

– Tx

–

TRANSMIT SHIFT

TDD

+ Tx

+

A/D

FREQUENCY

FREQUENCY

REGISTER

TDE

TDC

NOTES:

Controlled by VLS

Rx ≈ 100 kΩ (internal resistors)

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