Product Features

■ 3.3V (3.0 to 3.6V) Power Supply Voltage (Vdd)

■ 128 Pin TQFP Package (14x14, 0.4 pitch)

■ Supports 8/16-Bit Data Bus (Selectable)

■ Full 1K On-Chip Dual-Port Buffer RAM

■ Supports Sequential I/O Mapped Access to Internal RAM Buffer

■ Supports up to 31 Nodes

■ Low Power CMOS, 3.3V Operation with 5V Tolerance

■ Cabling Options

— Fiber Optics, RS485 Twisted Pair

■ High Speed: Up to 5 Mbps

■ Include 3 Port HUB

■ Can operate with or without CPU

— With CPU: Support interface to multiple CPU’s

– Intel (80XX) and Motorola (68XXX)

— Without CPU: Support general purpose I/O ports

– 16 bit input and 16 bit output

■ Support multi-topology

— Bus, Star and Mixed type

■ Temperature Range from -20° to 85°