...S Computer to Digital PABX link voice store and forward systems Interprocessor communications
D7-D0 A4-A0
Tx0 Dual Port Ram 32 X 8
...data stream. Chip Select. This active low input is used to select the STPA for a parallel access . D...
Description
ISO-CMOS ST-BUS FAMILY ST-BUS Parallel Access Circuit ISO-CMOS ST-BUS⑩ FAMILY ST-BUS Parallel Access Circuit
...nt conferences for up to 32 PCM voice Channels ST-BUS compatible 2.048 Mb/s PCM Serial Interface (also supports 1.536 Mb/s and 1.544 Mb/s data rates) Per channel digital gain control (0/-3/-6 dB) Parallel microprocessor port for device cont...
Description
PCM Conference Circuit (PCC) Preliminary Information
...nt conferences for up to 32 PCM voice Channels ST-BUS compatible 2.048 Mb/s PCM Serial Interface (also supports 1.536 Mb/s and 1.544 Mb/s data rates) Per channel digital gain control (0/-3/-6 dB) Parallel microprocessor port for device cont...
Description
PCM Conference Circuit (PCC) Preliminary Information
...o-point and point-to-multipoint voice/data transmission, the SNIC may be used at either end of the digital subscriber loop. A programmable digital interface allows the MT8931C to be configured as a Network Termination (NT) or as a Terminal ...
Description
CMOS ST-BUS⑩ FAMILY Subscriber Network Interface Circuit Preliminary Information CMOS ST-BUS FAMILY Subscriber Network Interface Circuit
...o-point and point-to-multipoint voice/data transmission, the SNIC may be used at either end of the digital subscriber loop. A programmable digital interface allows the MT8931C to be configured as a Network Termination (NT) or as a Terminal ...
Description
CMOS ST-BUS FAMILY Subscriber Network Interface Circuit Preliminary Information
...s data Coding compatible to PCM voice channels at 56/64 kbps in ST-BUS format Automatic line polarity detection and correction Loopback facility for test purposes Selectable data formats: RZ or NRZ Eight user selectable modes of operation L...
Description
ISO-CMOS ST-BUS⑩ FAMILY data Codec ISO-CMOS ST-BUS FAMILY data Codec ISO-CMOS ST-BUS?/a> FAMILY data Codec
...w. Negative power supply (-5V). voice Transmit is the analog input to the transmit filter. Auto Null is used to integrate an internal auto-n...data enters and leaves the chip serially on DSTi and DSTo pins, respectively.
ISO2-CMOS
are 30 d...
.... Negative power supply (-5 V). voice Transmit is the analog input to the transmit filter. Auto Null is used to integrate an internal auto-n...data Sheet
MT8960/62 Digital Output 11111111 11110000 11100000 11010000 11000000 10110000 1010000...
...rt telephone sets with data and voice capability can be easily implemented using the MT8971B/72B as a line interface. The device's high bandwidth and long loop length capability allows its use in a wide variety of sets. This can be extended...
Description
ISO2-CMOS ST-BUS FAMILY Digital Subscriber Interface Circuit Digital Network Interface Circuit ISO2-CMOS ST-BUS⑩ FAMILY Digital Subscriber Interface Circuit Digital Network Interface Circuit
...which are specified on CSTi0 as voice channels are ADI coded and decoded. When this bit is low it disables ADI coding for all channels. This...data ST-BUS Input: This pin accepts a 2048 kbit/s serial stream which contains the 30 PCM or data ch...
Description
ISO-CMOS ST-BUS FAMILY CEPT PCM 30/CRC-4 Framer & Interface ISO-CMOS ST-BUS⑩ FAMILY CEPT PCM 30/CRC-4 Framer & Interface