hc55183. Intersil Corporation, hc55183. Datasheet
hc55183.
Related parts for hc55183.
hc55183. Summary of contents
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... AN9814, User’s Guide for Development Board • AN9824, Modeling of the AC Loop BSEL SWC • AN TBD, Interfacing to DSP CODECs CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures. http://www.intersil.com or 407-727-9207 | Copyright © Intersil Corporation 1999 File Number 4519.4 RSLIC18™ trademark of Intersil Corporation. ...
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HC55180, HC55181, HC55182, HC55183, HC55184 Ordering Information (PLCC Package Only) BAT PART NUMBER 100V 85V SW HC55180CIM HC55180DIM HC55181AIM HC55181BIM HC55181CIM HC55181DIM HC55182AIM HC55182BIM HC55182CIM HC55182DIM HC55183ECM 75V HC55184ECM 75V HC5518XEVAL1 Evaluation board platform, including CODEC. Device Operating Modes OPERATING ...
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HC55180, HC55181, HC55182, HC55183, HC55184 Pinouts HC55181 (PLCC) TOP VIEW SW+ 5 SW- 6 SWC HC55183 (PLCC) TOP VIEW 4 ...
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HC55180, HC55181, HC55182, HC55183, HC55184 Absolute Maximum Ratings T A Maximum Supply Voltages ...
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HC55180, HC55181, HC55182, HC55183, HC55184 Electrical Specifications Unless Otherwise Specified -100V, -85V or -75V specified at 600 2-wire terminating impedance over the frequency band of 300Hz to 3.4kHz. Protection resistors = 0 . These parameters ...
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Electrical Specifications Unless Otherwise Specified, T loop current limit = 25mA. All AC Parameters are specified at 600W 2-wire terminating impedance over the frequency band of 300Hz to 3.4kHz. Protection resistors = 0W. HC55180 (Note 7) PARAMETER TEST CONDITIONS RINGING ...
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Electrical Specifications Unless Otherwise Specified, T loop current limit = 25mA. All AC Parameters are specified at 600W 2-wire terminating impedance over the frequency band of 300Hz to 3.4kHz. Protection resistors = 0W. (Continued) HC55180 (Note 7) PARAMETER TEST CONDITIONS ...
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HC55180, HC55181, HC55182, HC55183, HC55184 Design Equations Loop Supervision Thresholds SWITCH HOOK DETECT The switch hook detect threshold is set by a single external resistor Equation 1 is used to calculate the value 600 ...
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HC55180, HC55181, HC55182, HC55183, HC55184 Low Power Standby Overview The low power standby mode (LPS, 000) should be used during idle line conditions. The device is designed to operate from the high battery during this mode. Most of the internal ...
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HC55180, HC55181, HC55182, HC55183, HC55184 Forward Active Overview The forward active mode (FA, 001) is the primary AC transmission mode of the device. On hook transmission, DC loop feed and voice transmission are supported during forward active. Loop supervision is ...
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HC55180, HC55181, HC55182, HC55183, HC55184 Voice Transmission The feedback mechanism for monitoring the AC portion of the loop current consists of two amplifiers, the sense amplifier (SA) and the transmit amplifier (TA). The AC feedback signal is used for impedance ...
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HC55180, HC55181, HC55182, HC55183, HC55184 Reverse Active Overview The reverse active mode (RA, 011) provides the same functionality as the forward active mode. On hook transmission, DC loop feed and voice transmission are supported. Loop supervision is provided by either ...
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HC55180, HC55181, HC55182, HC55183, HC55184 Logic Control Ringing patterns consist of silent intervals. The ringing to silent pattern is called the ringing cadence. During the silent portion of ringing, the device can be programmed to any other operating mode. The ...
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HC55180, HC55181, HC55182, HC55183, HC55184 Tip Open Overview The tip open mode (110) is intended for compatibility for PBX type interfaces. Used during idle line conditions, the device does not provide transmission. Loop supervision is provided by either the switch ...
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HC55180, HC55181, HC55182, HC55183, HC55184 Uncommitted Switch Overview The uncommitted switch is a three terminal device designed for flexibility. The independent logic control input, SWC, allows switch operation regardless of device operating mode. The switch is activated by a logic ...
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HC55180, HC55181, HC55182, HC55183, HC55184 Basic Application Circuits TABLE 2. BASIC APPLICATION CIRCUIT COMPONENT LIST COMPONENT U1 - Ringing SLIC ...
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HC55180, HC55181, HC55182, HC55183, HC55184 C PS1 C PS2 PS3 VCC VBL VBH VRX TIP 1 VRS HC55181 R P2 RING VTX SW+ -IN SW VFB R RTD RT R SWC SH ...
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HC55180, HC55181, HC55182, HC55183, HC55184 Additional Application Diagrams Reducing Overhead Voltages The transmission overhead voltage of the device is internally set to 4V per side. The overhead voltage may be reduced by injecting a negative DC voltage on the receive ...
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... NC This pin connect (NC) for all the devices. 17 POL External capacitor on this pin sets the polarity reversal time. This pin connect on the HC55182 and HC55183. 18 VRS Ringing Signal Input - Analog input for driving 2-wire interface while in Ring Mode. 19 VRX Analog Receive Voltage - 4-wire analog audio input voltage ...