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DS21Q44 |
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| Part Number | DS21Q44 |
| Manufacturer | Dallas Semiconducotr |
| Description | The DS21Q44 E1 is an enhanced version of the DS21Q43 Quad E1 Framer. The DS21Q44 contains four framers that are configured and read through a common microprocessor compatible parallel port. Each frame... |
| Features |
Four E1 (CEPT or PCM-30) /ISDN-PRI framing transceivers All four framers are fully independent; transmit and receive sections of each framer are fully independent Frames to FAS, CAS, CCS, and CRC4 formats Each of the four framers contain dual two – frame elastic store slip buffers that can connect to asynchronous backplanes up to 8.192 MHz 8 –bit parallel control port that can be used directly on either multiplexed or non – multiplexed buses (Intel or Motorola) Easy access to Si and Sa bits Extracts and inserts CAS signaling Large counters for bipolar and code violations, CRC4 code word errors, F... |
| Document |
 DS21Q44 Data Sheet
PDF 620.06KB |
| Distributor | Stock | Price | Buy |
|---|
| No. | Parte # | Fabricante | Descripción | Hoja de Datos |
|---|---|---|---|---|
| 1 | DS21Q41B |
Dallas Semiconducotr |
Quad T1 Framer |
|
| 2 | DS21Q42 |
Dallas Semiconducotr |
Enhanced QUAD T1 FRAMER |
|
| 3 | DS21Q43A |
Dallas Semiconducotr |
Quad E1 Framer |
|
| 4 | DS21Q48 |
Dallas Semiconducotr |
5V E1/T1/J1 Line Interface |
|
| 5 | DS21Q348 |
Maxim Integrated |
3.3V E1/T1/J1 Line Interface |
|