mt88e41as Zarlink Semiconductor, mt88e41as Datasheet
mt88e41as
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mt88e41as Summary of contents
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... SM CLASS is a service mark of Bellcore SEMICMF.019 Extended Voltage Calling Number DS5717 MT88E41AE MT88E41AS MT88E41AN Description The MT88E41 Extended Voltage Calling Number Identification Circuit (ECNIC CMOS integrated circuit providing an interface to various calling line information delivery services that utilize 1200 baud BELL 202 or CCITT V.23 FSK voiceband data transmission schemes ...
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MT88E41 Office. The received data can be processed externally by a microcontroller, stored in memory, or displayed as is, depending on the application. 1 IN VRef 4 5 CAP OSC1 6 OSC2 7 VSS 8 16 ...
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Data Sheet Pin Description Table (continued) Pin # Name PWDN Power Down (Input). Active high, Schmitt Trigger input. Powers down the device including the input op-amp and the oscillator IC1 Internal Connection 1. Connect ...
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MT88E41 1.0 Functional Description The MT88E41 Extended Voltage Calling Number Identification Circuit (ECNIC device compatible with the Bellcore proposal (GR-30-CORE) on generic requirements for transmitting asynchronous voiceband data to Customer Premises Equipment (CPE) from a serving Stored Program ...
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... VOLTAGE GAIN (A In Europe, Caller ID and CIDCW services are being proposed. These schemes may be different from their North American counterparts. In most cases, 1200 baud CCITT V.23 FSK is used instead of Bell 202. Because the ECNIC can also demodulate 1200 baud CCITT V.23 with the same performance suitable for these applications. ...
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MT88E41 1.4 Carrier Detect The presence of the FSK signal is indicated by a logic low at the carrier detect (CD) output. This output has built in hysteresis to prevent toggling when the received signal is shortly interrupted. Note that ...
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Data Sheet 2.0 Applications The circuit shown in Figure 6 illustrates the use of the MT88E41 device in a typical FSK receiver system. Bellcore Special Report SR-TSV-002476 specifies that the FSK receiver should be able to receive FSK signal levels ...
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MT88E41 Absolute Maximum Ratings Parameter 1 DC Power Supply Voltage V 2 Voltage on any pin 3 Current at any pin (except V 4 Storage Temperature 5 Package Power Dissipation *Exceeding these values may cause permanent damage. Functional operation under ...
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Data Sheet † Electrical Characteristics Characteristics 1 Input Leakage Current 2 Input Resistance 3 Input Offset Voltage 4 Power Supply Rejection Ratio 5 Common Mode Rejection 6 DC Open Loop Voltage Gain 7 Unity Gain Bandwidth 8 Output Voltage Swing ...
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MT88E41 AC Electrical Characteristics Characteristics 1 Power-up time PWDN OSC1 2 Power-down time 3 Input FSK to CD low delay 4 Input FSK to CD high delay CD 5 Hysteresis 6 Rate DATA 7 Input FSK to DATA delay 8 ...
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Data Sheet t R DATA DCLK SEMICMF.019 t t DCD CDD Figure 7 - DATA and DCLK Output Timing Figure Output Timing MT88E41 t ...
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MT88E41 2 sec TIP/RING First Ringing PWDN t PU OSC2 CD * DATA High (Input Idle) DCLK with external pull-up resistor Figure 9 - Input and Output Timing (Bellcore CND Service) 12 channel seizure Mark state Input ...
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Data Sheet start stop TIP/RING IDD start DATA b7 stop DCLK with external pull-up resistor SEMICMF.019 start ...
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MT88E41 14 Data Sheet SEMICMF.019 ...
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