XRT94L33IB-L Exar Corporation, XRT94L33IB-L Datasheet - Page 434

• Manufacturer Part Number: XRT94L33IB-L
• Description: IC MAPPER DS3/E3/STS-1 504TBGA
• Manufacturer: Exar Corporation

Specifications of XRT94L33IB-L

• Applications: Network Switches
• Interface: Bus
• Voltage - Supply: 3.14 V ~ 3.47 V
• Package / Case: 504-LBGA
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

xr
XRT94L33
3-CHANNEL DS3/E3/STS-1 TO STS-3/STM-1 MAPPER IC DATA SHEET
Rev.1.2.0.
t47
RxGFCClk
t48
t49
RxGFCMSB
t51
t50
RxGFC
BIT 2
BIT 1
BIT 0
BIT 3
t52
4.3.4.8 RECEIVE ATM CELL PROCESSOR BLOCK INTERRUPTS
• Cell Delineation
• HEC Byte Verification
• Idle Cell Filtering (optional)
• User/OAM Cell Filtering (optional)
• Cell-payload de-scrambling (optional)
The Receive ATM Cell Processor will also output the GFC Nibble value of each incoming cell, via the
“Receive GFC Nibble Field” Serial Output port.
Figure 108 presents a simple block diagram of the Receive ATM Cell Processor block along with its external
pins.
Figure 108 Simple Illustration of the Receive ATM Cell Processor, with associated Pins
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