256-Pin BGA Industrial-Grade Interface IC, 1.8V Supply, -40 to 85°C
Framer E1/J1/T1 1.8V/3.3V 256-Pin BGA
PCM Transceiver, 1-Func, T-1(DS1), Bipolar, PBGA256, PLASTIC, BGA-256
TXRX T1/J1/E1 8CHAN 256-PBGA