L9313 查看數據表（PDF） - Agere -> LSI Corporation

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L9313

Line Interface and Line Access Circuit Full-Feature SLIC and Ringing Relay for TR-57 Applications

Agere -> LSI Corporation 

Data Sheet

September 2001

L9313 Line Interface and Line Access Circuit

Full-Feature SLIC and Ringing Relay for TR-57 Applications

Table of Contents (continued)

Figures

Page Tables

Page

Figure 1. Architecture Diagram................................... 7

Figure 2. 44-Pin PLCC ............................................... 8

Figure 3. Timing Requirements ................................ 19

Figure 4. On-State Switch I-V Characteristics .......... 21

Figure 5. Basic Test Circuit ...................................... 22

Figure 6. Metallic PSRR ........................................... 23

Figure 7. Longitudinal PSRR .................................... 23

Figure 8. Longitudinal Balance ................................. 23

Figure 9. Longitudinal Impedance ............................ 23

Figure 10. ac Gains .................................................. 23

Figure 11. L9313 Loop/Battery Current (with Battery

Switch) vs. Loop Resistance ................... 25

Figure 12. Tip/Ring Voltage ..................................... 27

Figure 13. L9313 Loop Current vs. Loop Voltage..... 28

Figure 14. ac Equivalent Circuit................................ 35

Figure 15. Agere T7504 First-Generation

Codec Resistive Termination, Single

Battery Operation .................................... 36

Figure 16. L9313 for Agere T8536 Third-Generation

Codec, Dual Battery Operation, ac and dc

Parameters, Fully Programmable............ 38

Table 1. Pin Descriptions ........................................... 8

Table 2. Control States ............................................. 10

Table 3. Supervision Coding......................................11

Table 4. Device Operating Conditions and

Powering ..................................................... 14

Table 5. Ring Trip Detector ....................................... 15

Table 6. SLIC Two-Wire Port .................................... 16

Table 7. Analog Pin Characteristics .......................... 17

Table 8. ac Feed Characteristics .............................. 18

Table 9. Logic Inputs and Outputs ............................ 19

Table 10. Timing Requirements ................................ 19

Table 11. Break Switches (SW1, 2) .......................... 20

Table 12. Ring Return Switch (SW3) ........................ 20

Table 13. Ringing Access Switch (SW4) .................. 21

Table 14. Typical Active Mode On- to Off-Hook

Tip/Ring Current-Limit Transient

Response .................................................. 27

Table 15. FB1/FB2 Values vs. Typical Ramp

Time .......................................................... 28

Table 16. Break-Before-Make Logic Control Sequence

Device Switching....................................... 30

Table 17. L9313 Parts List for Agere T7504

First-Generation Codec Resistive Termina-

tion, Single Battery Operation ................... 37

Table 18. L9313 Parts List for Agere T8536

Third-Generation Codec, Dual Battery

Operation, ac and dc Parameters, Fully

Programmable........................................... 39

Agere Systems Inc.

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