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參數資料
| 型號： | L9311 |
| 英文描述： | Line Interface and Line Access Circuit Full-Feature SLIC with High Longitudinal Balance, Ringing Relay,and GR-909 Test Access |
| 中文描述： | 線路接口和線路接入電路全功能用戶接口高縱向平衡，振鈴繼電器，和GR - 909測試訪問 |
| 文件頁數： | 2/50頁 |
| 文件大小： | 852K |
| 代理商： | L9311 |
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Data Sheet
July 2001
Ringing Relay, and GR-909 Test Access
L9311 Full-Feature SLIC with High Longitudinal Balance,
2
Agere Systems Inc.
Table of Contents
Contents
Page
Introduction..................................................................1
Features....................................................................1
SLIC .......................................................................1
Solid-State Ring Relay...........................................1
Line Test Matrix......................................................1
Applications...............................................................1
Description................................................................1
Features ......................................................................4
Description...................................................................4
Architecture .................................................................8
Pin Information ............................................................9
Operating States........................................................11
Input State Coding ..................................................11
State Definitions ........................................................13
Primary Control Modes ...........................................13
Powerup, Forward Battery....................................13
Powerup, Reverse Battery ...................................13
Scan .....................................................................13
Ground Start.........................................................13
Ringing.................................................................13
Disconnect
—Break Before Make.........................14
Tip Amp................................................................14
Ring Amp .............................................................14
Tip and Ring Amp.................................................14
Reset....................................................................14
Secondary Control Mode States.............................14
Voltage: Tip to Ground .........................................14
Voltage: Ring to Ground.......................................14
Voltage: Tip to Ring..............................................14
Current: Tip to Ring—VTX ...................................14
Current: Tip to Ring—VITR ..................................15
Reference Voltage ...............................................15
TEST Off ..............................................................15
Special States.........................................................15
Thermal Shutdown...............................................15
Battery Out of Range ...........................................15
Absolute Maximum Ratings.......................................16
Electrical Characteristics ...........................................17
Ring Trip Detector...................................................18
Test ........................................................................19
SLIC Two-Wire Port................................................20
Analog Pin Characteristics......................................21
ac Feed Characteristics ..........................................22
Logic Inputs and Outputs, V
DD
= 5.0 V ...................23
Timing Requirements..............................................23
Switch Characteristics.............................................24
On-State Switch I-V Characteristics........................25
Test Configurations ...................................................26
Contents
Page
Applications .............................................................. 28
dc Characteristics................................................... 28
Power Control...................................................... 28
Power Derating.................................................... 28
Automatic Battery Switch .................................... 29
Power Control Resistor ....................................... 29
Overhead Voltage ............................................... 30
dc Loop Current Limit.......................................... 31
Loop Range......................................................... 31
Battery Feed........................................................ 32
Battery Reversal Rate ......................................... 33
Longitudinal to Metallic Balance.......................... 33
Supervision............................................................... 33
Loop Closure.......................................................... 33
Ring Trip ................................................................ 34
Ring Ground Detector............................................ 34
Switching Behavior................................................. 34
Make-Before-Break Operation............................... 34
Break-Before-Make Operation............................... 35
Protection ................................................................. 35
External Protection................................................. 35
Active Mode Response at PT/PR........................... 36
Ring Mode Response at PT/PR............................. 37
Internal Tertiary Protection..................................... 37
Diode Bridge........................................................ 37
Battery Out of Range Detector: High
(Magnitude) ................................................. 37
Battery Out of Range Detector: Low
(Magnitude) ................................................. 37
Special Functions ..................................................... 38
Line Test ................................................................ 38
ac Applications ......................................................... 40
ac Parameters........................................................ 40
Codec Types.......................................................... 40
ac Interface Network.............................................. 41
Design Tools.......................................................... 42
First-Generation Codec ac Interface Network........ 42
First-Generation Codec ac Interface
Network: Resistive Termination................... 42
Example 1, Real Termination.............................. 43
Third-Generation Codec ac Interface
Network: Complex Termination ................... 46
Outline Diagram........................................................ 48
44-Pin PLCC.......................................................... 48
Ordering Information................................................. 49
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