- 您現在的位置：買賣IC網 > PDF目錄379664 > AM79231 (Electronic Theatre Controls, Inc.) Intelligent Subscriber Line Interface Circuit (ISLIC) PDF資料下載
參數資料
| 型號： | AM79231 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | Intelligent Subscriber Line Interface Circuit (ISLIC) |
| 中文描述： | 智能用戶線接口電路（ISLIC） |
| 文件頁數： | 1/28頁 |
| 文件大小： | 278K |
| 代理商： | AM79231 |
當前第1頁第2頁第3頁第4頁第5頁第6頁第7頁第8頁第9頁第10頁第11頁第12頁第13頁第14頁第15頁第16頁第17頁第18頁第19頁第20頁第21頁第22頁第23頁第24頁第25頁第26頁第27頁第28頁
Pub. #
080248
Rev
: C
Amendment
: /0
Issue Date:
December 1999
Intelligent Access Voice Solutions
DISTINCTIVE CHARACTERISTICS
Monitor of two-wire interface voltages and
currents supports
— Voice transmission
— Programmable DC feed characteristics
— Independent of battery
— Current limited
— Selectable off-hook and ground-key thresholds
— Subscriber line diagnostics
— Leakage resistance
— Loop resistance
— Line capacitance
— Bell capacitance
— Foreign voltage sensing
— Power cross and fault detection
+5 V and battery supplies
Dual battery operation for system power saving
— Automatic battery switching
— Intelligent thermal management
Compatible with inexpensive protection
networks
— Accommodates low tolerance fuse resistors or
PTC thermistors
Metering capable
— 12 kHz and 16 kHz
— Smooth polarity reversal
Tip-open state supports ground start signaling
Ring relay driver for external ringing
Integrated test load switches/relay drivers
BLOCK DIAGRAM
Two-Wire
Interface
AD
SA
BD
SB
HPB
HPA
TMN
TMP
TMS
VBL
VBH
R2
R3
RYE
R1
BGND
VCC
GND
LD
P3
P2
P1
IMT
ILG
VREF
VSAB
VLB
VTX
RSN
Signal
Transmission
Gain/Level Shift
Longitudinal
Control
Attenuator
Thermal
Management
Control
Fault
Meas.
Signal
Conditioning
Switch
Driver
Relay
Drivers
Relay
Driver 1
Input Decoder and
Control Registers
Relay Control
CREF
Am79231
Intelligent Subscriber Line Interface Circuit (ISLIC
)
相關PDF資料 |
PDF描述 |
|---|---|
| AM79231JC | Intelligent Subscriber Line Interface Circuit (ISLIC) |
| AM8127LTB | AM8127 Clock Generator |
| AMZ8127 | AM8127 Clock Generator |
| AM8127XTB | AM8127 Clock Generator |
| AM8127 | AM8127 Clock Generator |
相關代理商/技術參數 |
參數描述 |
|---|---|
| AM79231JC | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Intelligent Subscriber Line Interface Circuit (ISLIC) |
| AM7924JC | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Subscriber Line Interface Circuit |
| AM7924SC | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Telecommunication IC |
| AM7926-1VC | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Telecommunication IC |
| AM7926-2VC | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Telecommunication IC |
發布緊急采購，3分鐘左右您將得到回復。