Archive

CMX654 – V.23 Transmit Modulator with Data Retiming

23 October in by Christopher Douglas CO

The CMX654 is a low power CMOS integrated circuit for the transmission of asynchronous 1200bps data in accordance with ITU, V.23 and ETSI specifications. The modulator incorporates an optional Tx data re-timing function. The device can be operated so that only the mark or space...

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FX614/MX614 – Bell 202 Compatible Modem

23 October in by Christopher Douglas CO

The FX614/MX614 is a low power CMOS integrated circuit for the reception or transmission of asynchronous 1200bps data, and is suitable for use in Bell 202 type systems. It is also capable of generating the 5bps or 150bps back channel. The device incorporates an optional Tx...

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FX604/MX604 – V.23 Compatible Modem

23 October in by Christopher Douglas CO

The FX604 is a low power CMOS integrated circuit for the reception and transmission of asynchronous 1200bps data in accordance with CCITT V.23 and ETSI specifications. It is also capable of generating the 75bits/sec 'back channel'. The device incorporates an optional Tx and Rx data retiming...

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CMX867A – Low Power V.22 Modem

20 October in by Christopher Douglas CO

The CMX867A is a multi-standard V.22 modem for use in telephone based information and telemetry systems. Control of the device is via a simple high speed serial bus, compatible with most types of µC serial interface. The data transmitted and received by the modem is also transferred...

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CMX868A – V.22 bis Modem

20 October in by Christopher Douglas CO

The CMX868A is a multi-standard V.22 bis modem IC for use in telephone based information and telemetry systems. The device is controlled via a simple high speed serial bus, compatible with most types of µC serial interface. On-chip programmable Tx and Rx USARTs of V.14 are...

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CMX869B – Low Power V.32 bis Modem

18 October in by Christopher Douglas CO

The CMX869B is a multi-standard low power modem for use in EPOS terminals and telephone based information and telemetry systems. This highly integrated single-chip modem IC provides the functions needed to implement a ITU V.32 bis automode modem or a V.22 bis, V.22, V.21 and...

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