Cisco 4000 Series 256 Channel Network Module High Density Voice Digital PVDM4-256
Product Information
The Cisco PVDM4 expands the capabilities of the Cisco 4451-X Integrated Services Router to provide voice and data support. The Cisco PVDM4 is installed on a slot on the motherboard or on Cisco Fourth-Generation T1/E1 Voice and WAN Network Interface Module.
Codec complexity describes the amount of processing power required to perform codec compression algorithm. Codec complexity affects the number of voice channels that is supported on the DSP module.
The following table lists the channel density support for different complexities for the different Cisco PVDM4 modules.
Table 1 Quick Spec.
| Product Code | PVDM4-256 |
| Slot | On-board motherboard or T1/E1 module slot |
| Description | 64-channel high-density voice DSP module |
| Low Complexity | 256 |
| Medium Complexity | 196 |
| High Complexity | 128 |
| Device Type | Voice DSP module |
| Form Factor | Plug-in module |
| RAM | 512 MB |
| Designed For | Cisco 4431 router |
Table 2 shows the details of PVDM4-256.
| Feature | Motherboard PVDMs (PVDM4s) |
| Components |
| DSP | Multicore DSP technology |
| Interface | Integrated Services Card (ISC) slot on motherboard or T1/E1 NIM |
| Features |
| Operating temperature | 32° to 122°F (0° to 50°C) |
| Voltage | 3.3V |
| Current | 1.47A |
| Power | 4.85W |
| Weight | 0.08 lb (36 g) |
| Dimensions (H x W x D) | 0.67 x 2.50 x 2.62 in. (1.7 x 5.1 x 6.7 cm) |
| Regulatory and Compliance |
| Safety | Complies with: |
| IEC 60950 (worldwide) |
| AS/NZS 60950-1 (Australia and New Zealand) |
| CAN/CSA-C22.2 No. 60950-1, 1st and 2nd Ed. (Canada) |
| GB4943-95 (People's Republic of China) |
| EN60950-1, 1st and 2nd Ed. (CENELEC; includes EU and EFTA) |
| NOM-019-SCFI-1998 (Mexico) |
| UL 60950-1, 1st and 2nd Ed. (United States) |
| Homologation | Platform dependent |
| Mean time between failures (MTBF) | System dependent |
Show the appearance of PVDM4-256.
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