361 X Ic Maxim Ds21q354b Quad E1 Transceiver (3.3v) 256 Bga In Tray

US $390

  • Lachine, QC, Canada
  • May 28th
361 x IC MAXIM DS21Q354B Quad E1 Transceiver (3.3V) 256 BGA These Parts are Hard to Find! We Have them in Stock Here's some spec: Features Four (4) Completely Independent T1 or E1 Transceivers    In One Small 27mm x 27mm Package · Each Transceiver Contains a Short & Long Haul Line Interface   Plus a Full Featured Framer with Alarm Detection/Generation,   Elastic Stores, Hardware Based Signaling Support, Per DS0   Channel Control and HDLC Controller   · Each Multi-Chip Module (MCM) Contains Four Die of:   DS21354 (DS21Q354) · Selection Guide:   Supply Device E1 3.3V DS21Q354 · All Four T1 or E1 Transceivers Can be Concatenated into a Single   8.192MHz Backplane Data Stream · IEEE 1149.1 JTAG-Boundary Scan Architecture · DS21Q352/DS21Q552 and DS21Q354/DS21Q554 are Pin Compatible   to Allow the Same Footprint to Support T1 and E1 Applications · 256–lead MCM BGA package (27mm X 27mm) · Low Power 5V CMOS or Low Power 3.3V CMOS with 5V   Tolerant Input & Outputs   DESCRIPTION The Quad T1 and E1 Transceiver MCMs offer a high density packaging arrangement for the DS21352/DS21552 T1 Single-Chip Transceivers and the DS21354/DS21554 E1 Single-Chip Transceivers. Four silicon die of one of these devices is packaged in a Multi-Chip Module (MCM) with the electrical connections as shown in Figure 1. All of the functions available on the DS21352/DS21552 and DS21354/DS21554 are also available in the MCM packaged version however in order to minimize package size, some signals have been deleted. (1 bag of 361 items in tray) The BGA picture is only an exemple taken from one of our PCB's using this component. As we did not want to open the bags to take the picture.

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