Dual 1.544Mbps Serial/Parallel Transceiver, BGA, 3.3V, -40°C to 85°C
Dual-Transceiver IC, 2.048Mbps, -40 to 85°C, BGA Package
Digital Transmission Interface, CMOS, PBGA225
Framer DS1/E1/J1/T1 1.8V 225-Pin BGA