| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
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22 pcs
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22 pcs | On Request | 1 | On Request | On Request | 11+ | On Request | On Request |
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| Duplex | |
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The DS21458N+ from Analog Devices is a quad monolithic transceiver IC designed for T1, E1, or J1 network applications. Each of its four independent transceivers offers complete T1/ISDN-PRI/J1 and E1/CEPT PCM-30/ISDN-PRI functionality.
Key features include short- and long-haul line interfaces, a crystal-less jitter attenuator, and on-chip programmable BERT generator and detector. The device supports internal software-selectable termination resistors for 75Ω/100Ω/120Ω interfaces and dual two-frame elastic-store slip buffers. It operates from a 3.14V to 3.47V supply and is specified for an operating temperature range of 0°C to 70°C.
Controlled via an 8-bit parallel port (Intel or Motorola), the DS21458N+ is housed in a 256-CSBGA (17x17mm) package. It also supports IEEE 1149.1 JTAG-Boundary Scan, Signaling System 7 (SS7), and RAI-CI/AIS-CI.
This transceiver is suitable for applications such as routers, channel service units (CSUs), data service units (DSUs), muxes, switches, channel banks, and T1/E1 test equipment.
The DS21458N+ supports T1 (DS1)/ISDN-PRI/J1 and E1 (CEPT) PCM-30/ISDN-PRI transceiver functionalities.
The operating voltage range is 3.14V to 3.47V.
The operating temperature range is 0°C to 70°C.
The DS21458N+ is supplied in a 256-CSBGA (17x17mm) package.