XRT84L38
REV. 1.0.1
OCTAL T1/E1/J1 FRAMER
• Programmable Interrupt output pin
• Supports programmed I/O, Burst and DMA modes of Read-Write access
• Each framer block encodes and decodes the T1/E1/J1 Frame serial data into and from the Single-rail or
Dual-rail (B8ZS) format
• Dual or single rail line side digital PCM inputs
• Detects and forces Red (SAI), Yellow (RAI) and Blue (AIS) Alarms
• Detects OOF, LOF, LOS errors and COFA conditions
• Loopbacks: Local (LLB) and Line remote (LB)
• Facilitates Inverse Multiplexing for ATM
• Performance monitor with one second polling
• Boundary scan (IEEE 1149.1) JTAG test port
• Accepts external 8kHz Sync reference
• 3.3V CMOS operation with 5V tolerant inputs
• 388-pin BGA package with –40°C to +85°C operation
• Direct Interface to Exar’s XRT83L38 (Octal) LIU
PART NUMBER
XRT84L38IB
ORDERING INFORMATION
PACKAGE
388 Pin Plastic Ball Grid Array
OPERATING TEMPERATURE RANGE
-40°C to +85°C
3