MC145506 데이터 시트보기 (PDF) - Motorola => Freescale

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MC145506

PCM Codec-Filter Mono-Circuit

Motorola => Freescale 

Freescale Semiconductor, Inc.

MC145506/07/08 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).

MC145506P

Vref 1

VAG 2

RxO 3

22 RSI

21 VDD

20 RDD

RxG 4

19 RCE

RxO 5

+Tx 6

18 RDC

17 TDC

TxI 7

16 CCI

–Tx 8

15 TDD

Mu/A 9

14 TDE

PDI 10

13 MSI

VSS 11

12 VLS

PIN ASSIGNMENTS

(Drawings Do Not Reflect Relative Size)

MC145507P

VAG 1

RxO 2

16 VDD

15 RDD

+Tx 3

14 RCE

TxI 4

–Tx 5

Mu/A 6

PDI 7

VSS 8

13 RDC

12 TDC

11 TDD

10 TDE

9 VLS

MC145507DW

VAG 1

RxO 2

16 VDD

15 RDD

+Tx 3

14 RCE

TxI 4

13 RDC

–Tx 5

12 TDC

Mu/A 6

11 TDD

PDI 7

10 TDE

VSS 8

9 VLS

MC145508P

VAG 1

RxO 2

16 VDD

15 RDD

+Tx 3

14 RCE

TxI 4

–Tx 5

Mu/A 6

PDI 7

VSS 8

13 DC

12 CCI

11 TDD

10 TDE

9 VLS

MC145508DW

VAG 1

RxO 2

16 VDD

15 RDD

+Tx 3

14 RCE

TxI 4

13 DC

–Tx 5

12 CCI

Mu/A 6

11 TDD

PDI 7

10 TDE

VSS 8

9 VLS

MC145506•MC145507•MC14550F8or More Information On This Product,

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