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參數(shù)資料
| 型號： | L9310 |
| 英文描述： | Line Interface and Line Access Circuit Full-Feature SLIC,Ringing Relay,and Test Access Device |
| 中文描述： | 線路接口和線路接入電路全功能用戶接口，振鈴繼電器，測試接入設(shè)備 |
| 文件頁數(shù)： | 3/60頁 |
| 文件大小： | 1053K |
| 代理商： | L9310 |
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Data Sheet
July 2001
Full-Feature SLIC, Ringing Relay, and Test Access Device
L9310 Line Interface and Line Access Circuit
Agere Systems Inc.
3
Table of Contents
(continued)
Figures
Page
Figure 1. Architecture Diagram................................... 9
Figure 2. Test Diagram............................................. 10
Figure 3. 44-Pin PLCC ............................................. 10
Figure 4. Timing Requirements ................................ 27
Figure 5. On-State I-V Characteristic ....................... 29
Figure 6. Basic Test Circuit ...................................... 30
Figure 7. Metallic PSRR ........................................... 31
Figure 8. Longitudinal PSRR.................................... 31
Figure 9. Longitudinal Balance................................. 31
Figure 10. Longitudinal Impedance .......................... 31
Figure 11. ac Gains .................................................. 31
Figure 12. L9310 Loop/Battery Current (with
Battery Switch) vs. Loop Resistance....... 33
Figure 13. Tip/Ring Voltage ..................................... 36
Figure 14. L9310 Loop Current vs. Loop Voltage..... 37
Figure 15. ac Equivalent Circuit................................ 46
Figure 16. Agere T7504 First-Generation
Codec Resistive Termination, Nonmeter
Pulse Application, Single Battery
Operation................................................. 48
Figure 17. Interface Circuit Using First-Generation
Codec (Blocking Capacitors Not
Shown) .................................................... 51
Figure 18. ac Interface Using First-Generation
Codec (Including Blocking Capacitors)
for Complex Termination Impedance ...... 53
Figure 19. Basic Loop Start Application Using
T7504 Type Codec.................................. 54
Figure 20. L9310 for Agere T8536 Third-Generation
Codec Meter Pulse Application, Dual
Battery Operation, ac and dc Parameters,
Fully Programmable ................................ 57
Tables
Page
Table 1. Pin Descriptions ..........................................11
Table 2. Primary Control States................................ 15
Table 3. Secondary Control States ........................... 15
Table 4. Supervision Coding..................................... 15
Table 5. Device Operating Conditions and
Powering..................................................... 20
Table 6. Ring Trip Detector....................................... 21
Table 7. PPM ............................................................ 21
Table 8. ac Test Source ............................................ 22
Table 9. Test Sense .................................................. 22
Table 10. SLIC Two-Wire Port .................................. 23
Table 11. Analog Pin Characteristics........................ 25
Table 12. ac Feed Characteristics ............................ 26
Table 13. Logic Inputs and Outputs.......................... 27
Table 14. Timing Requirements................................ 27
Table 15. Break Switches (SW1, 2).......................... 28
Table 16. Ring Return Switch (SW3)........................ 28
Table 17. Ringing Access Switch (SW4) .................. 29
Table 18. Typical Active Mode On- to Off-Hook
Tip/Ring Current-Limit Transient
Response.................................................. 35
Table 19. FB1/FB2 Values vs. Typical Ramp
Time .......................................................... 37
Table 20. Break-Before-Make Logic Control
Sequence Device Switching...................... 39
Table 21. TESTLEV Output Options......................... 43
Table 22. L9310 Parts List for Agere T7504
First-Generation Codec Resistive Termina-
tion, Nonmeter Pulse Application, Single
Battery Operation...................................... 49
Table 23. L9310 Parts List for Agere T7504
First-Generation Codec Complex Termina-
tion, Meter Pulse Application, Dual Battery
Operation .................................................. 55
Table 24. L9310 Parts List for Agere T8536
Third-Generation Codec Meter Pulse Applica-
tion, Dual Battery Operation, ac and dc Pa-
rameters, Fully Programmable.................. 58
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