| Features Number of Channels FIFO Protocol Voltage - Supply With Parallel Port With Auto Flow Control With IrDA Encoder Decoder With False Start Bit Detection With Modem Control With CMOS Mounting Type Package / Case | Programmable 4, QUART 64 Byte - 3.3V, 5V - Yes - Yes Yes - Surface Mount 80-LQFP 80-LQFP (12x12) |