
SMSC -> Microchip
PRODUCT FEATURES
♦ Low Power CMOS, 3.3 Volt Power Supply with 5 Volt Tolerant I/O
♦ Enhanced Token Passing Protocol from ARCNET
− Maximum 15 node per network
− Token Retry Mechanism
− 64/128 Byte Per Packet
− Consecutive Node ID Assignment
♦ Memory Mirror
− Shared Memory Within Network
♦ Network Standard Time
− Network Time Synchronization
− Automatic Time Stamping
♦ Coded Mark Inversion
− Intelligent 1-Bit Error Correction
− Magnetic Saturation Prevention
♦ Standalone I/O Mode Operates without MCU
− Supports 16 Bit Input and 16 Bit Output
♦ Up to 14 Intelligent Remote I/O Ports:
− Programmable with 8-bit basis (16 to 32 outputs; 0 to 16 inputs)
− Selectable output type (push-pull or open-drain)
− The part of port is definable as strobe outputs and/or external trigger inputs
− The anti-chatter circuit on the input port can be set in ON/OFF
− The sampling frequency of the anti-chatter circuit can be set (19.1Hz/1.22KHz)
♦ Feature Rich Transmit Trigger:
− After receiving OUTPUT DATA packet or expiring on chip timer
− Continuous transmission
− External trigger input
♦ Flexible Transceiver Interface:
− RS-485 transceiver + twist pair cable
− RS-485 transceiver + pulse transformer + twist pair cable
− Hybrid transceiver (HYC4000 or HYC2000 from SMSC Japan)
− Fiber Optics also supported
♦ 48-Pin TQFP Package; Green, Lead-free Package also available
− Body size: 7 × 7mm; pitch: 0.5mm; lead-free
♦ Temperature Range from 0 to 70 degrees C