參數(shù)資料
型號(hào): MT88E43
廠商: Zarlink Semiconductor Inc.
英文描述: Extended Voltage Calling Number Identification Circuit 2
中文描述: 擴(kuò)展電壓主叫號(hào)碼識(shí)別電路2
文件頁(yè)數(shù): 1/26頁(yè)
文件大小: 317K
代理商: MT88E43
5-53
Features
Compatible with:
British Telecom (BT) SIN227 & SIN242
U.K.’s Cable Communications Association
(CCA) specification TW/P&E/312
Bellcore GR-30-CORE (formerly known as
TR-NWT-000030) & SR-TSV-002476
Bellcore "CPE Alerting Signal (CAS)" and BT
"Idle State Tone Alert Signal" detection
Ring and line reversal detection
1200 baud Bell 202 and CCITT V.23 Frequency
Shift Keying (FSK) demodulation
3 or 5V
±
10% supply voltage
High input sensitivity (-40dBV Tone and FSK
Detection)
Selectable 3-wire data interface
(microcontroller or MT88E43 controlled)
Low power CMOS with powerdown mode
Input gain adjustable amplifier
Carrier detect status output
Uses 3.58 MHz crystal
Applications
BT Calling Line Identity Presentation (CLIP),
CCA CLIP, and Bellcore Calling Identity
Delivery (CID) systems
Feature phones, including Analog Display
Services Interface (ADSI) phones
Phone set adjunct boxes
FAX and answering machines
Database query and Computer Telephony
Integration (CTI) systems
Description
The MT88E43 Calling Number Identification Circuit 2
(ECNIC2) is a low power CMOS integrated circuit
intended for receiving physical layer signals
transmitted according to BT (British Telecom)
SIN227 & SIN242, the U.K.’s CCA (Cable
Communications Association) TW/P&E/312 and
Bellcore
GR-30-CORE
specifications. The MT88E43 is suitable for
applications using a fixed voltage power source
between 3 and 5V
±
10%.
&
SR-TSV-002476
Figure 1- Functional Block Diagram
+
-
Anti-alias
Filter
FSK Bandpass
Filter
FSK
Demodulator
Data Timing
Recovery
Carrier
Detector
Alert Signal High
Tone Filter
Alert Signal Low
Tone Filter
Tone
Detection
Algorithm
Bias
Generator
Oscillator
Guard
Time
StD
St/GT
ESt
TRIGout
TRIGRC
TRIGin
DATA
DR
DCLK
MODE
FSKen
CD
CAP
PWDN
OSCin OSCout
IN+
IN-
GS
VRef
INT
VDD
VSS
cct.
To internal cct.
Interrupt
Generator
ISSUE 3
March 1997
Ordering Information
MT88E43AE
24 Pin Plastic DIP
(0.6 inch package only)
24 Pin SOIC
-40
°
C to +85
°
C
MT88E43AS
MT88E43
Extended Voltage Calling Number
Identification Circuit 2
CMOS
相關(guān)PDF資料
PDF描述
MT88E43AE Extended Voltage Calling Number Identification Circuit 2
MT88E43AS Extended Voltage Calling Number Identification Circuit 2
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MT88E45BN 4-Wire Calling Number Identification Circuit 2
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MT88E43AE 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:Extended Voltage Calling Number Identification Circuit 2
MT88E43AS 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:Extended Voltage Calling Number Identification Circuit 2
MT88E43B 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:Extended Voltage Calling Number Identification Circuit 2
MT88E43BE 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:Extended Voltage Calling Number Identification Circuit 2
MT88E43BS 制造商:Microsemi Corporation 功能描述: