CS61574A View Datasheet(PDF) - Cirrus Logic

Part Name

Description

MFG CO.

CS61574A

T1/E1 Line Interface

Cirrus Logic 

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DS154F2

CS61574A CS61575

+

68 µF

+5V

0.1 µF

+

1.0 µF

Control

&

Monitor

Frame

Format

Encoder/

Decoder

XTL

RGND

28 TAOS

1 ACLKI

26 RLOOP

27 LLOOP

12 LOS

11 DPM

21

15

RV+ TV+

TGND

LEN0 23

LEN1 24

LEN2 25

5 MODE

7 RPOS

6 RNEG

8 RCLK

CS61574A

OR

CS61575

IN

HARDWARE

MODE

RTIP 19

RRING 20

3 TPOS

4 TNEG

2 TCLK

MTIP 17

MRING 18

TRING 16

9 XTALIN

10 XTALOUT

RGND

22

TTIP 13

TGND

14

Line

Length

Setting

1

R1

3

R2

5

2

RECEIVE

6 LINE

2CT:1

PE-65351

0.47 µF

2

1

6

5

1:1.26

PE-65389

TRANSMIT

LINE

Figure A2. 120 Ω, E1 Hardware Mode Configuration

+

68 µF

+5V

0.1 µF

+

1.0 µF

Control

&

Monitor

Frame

Format

Encoder/

Decoder

XTL

RGND

21

15

TGND

17 RCODE

RV+ TV+

18 PCS

6 BPV

LEN0 23

28 TAOS

LEN1 24

1 ACLKI

LEN2 25

26 RLOOP

27 LLOOP

12 LOS

CS61574A

OR

RTIP 19

11 AIS

5 MODE

4 TCODE

CS61575

IN

EXTENDED

HARDWARE

RRING 20

7 RDATA

MODE

8 RCLK

3 TDATA

2 TCLK

TRING 16

9 XTALIN

TTIP 13

10 XTALOUT RGND TGND

22

14

Line

Length

Setting

1

R1

3

2

RECEIVE

R2

5

6 LINE

2CT:1

PE-65351

0.47 µF

2

3

TRANSMIT

6

5 LINE

1:1

PE-65389

Figure A3. 75 Ω, E1 Extended Hardware Mode Configuration

29

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