Datasheet Details
| Part number | CH1817 |
|---|---|
| Manufacturer | Unknown Manufacturer |
| File Size | 610.30 KB |
| Description | Family of Low Profile DAA Modules |
| Download | CH1817 Download (PDF) |
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| Part number | CH1817 |
|---|---|
| Manufacturer | Unknown Manufacturer |
| File Size | 610.30 KB |
| Description | Family of Low Profile DAA Modules |
| Download | CH1817 Download (PDF) |
|
|
|
DataSheet4U.com Ring Detection.
Referring to the block diagram in Figure 1, incoming ring detection is performed by the CH1817 and the RI pin is set Low during the 2 second (typical) ring period and is restored to High for the 4 seconds (typical) between rings.
During incoming ring signal activity, the RI output is pulsed at the same frequency as the ringing signal, typically 20Hz.
www.DataSheet4U.com CH1817 Family of Low Profile DAA Modules INTRODUCTION The CH1817 is a Family of Low Profile Data Access Arrangement (DAA) Modules.
They are compatible with all modem chip sets.
These devices have been tested to meet or exceed FCC Part 68 requirements and are Canadian DOC approvable.
| Part Number | Description |
|---|---|
| CH1840 | Low Profile Data Access Arrangement (DAA) Modules |
| CH1005C | Digital PC to TV Encoder with Macrovision |
| CH1786 | CH1786 Family of Ultra Small 2400bps Modems |