ISDN HDLC FIFO controller with S/T and PCI interface and U-chip support
- Single chip ISDN-S-controller with B- and D-channel HDLC support
- Independent Read and Write HDLC-Channels for 2 ISDN B-channels and one ISDN D-channel
- B1- and B2-channel transparent mode independently selectable
- FIFO-Memory-Window: 4x 7.5 KByte (B-channel) and 2x 512 Byte (D-channel)
- max. 31 HDLC frames (B-channel) and 15 HDLC frames (D-channel) per channel and direction in FIFO
- 56 kbit/s restricted mode for U.S. ISDN lines selectable
- full I.430 ITU S/T ISDN support in TE and NT mode
- B1+B2 HDLC mode
- PCM30 interface configurable to interface MITEL STTM bus (MVIPTM), Siemens IOM2TM or CITM for interface to U-chip or external codecs
- integrated PCI Spec. 2.2 bus interface (power management included, ACPI ready) for 3.3V and 5V bus signal environment
- direct access to PCM30 interface for tone synthetisation
- 3.3V and 5V supply voltage
data sheet:
HFC-SP.pdf
