SMSC TMC2072
Page 1
Revision 0.1 (06-07-07)
DATASHEET
TMC2072
Peripheral Mode
CircLink
™
Controller
Datasheet
PRODUCT FEATURES
Low Power CMOS, 3.3 Volt Power Supply with 5
Volt Tolerant I/O
Supports 8/16-Bit Data Bus
−
Both 86xx and 68hxx Platforms
1K On-chip Dual Port Buffer Memory
−
Sequential I/O Mapped Access
Enhanced Token Passing Protocol from ARCNET
−
Maximum 31 Nodes per Network
−
Token Retry Mechanism
−
Maximum 256 Bytes 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
Single Operation Mode
−
Supports Only Peripheral (Host) Mode Operates
with MCU
Supports 8 Bit Programmable General Purpose
I/O
Dual Communication Modes (with Peripheral
Mode)
−
Free Format Mode
−
Remote Buffer Mode
3 Port Hub Integrated
−
1 Internal and 2 External
Flexible Topologies
−
Bus, Star, and Tree
Low-Cost Media can be Used
−
RS485 Differential Driver
Fiber Optics and Twisted Pair Cable Supported
100-Pin, TQFP Lead-Free RoHS Compliant
Package
Temperature Range from 0 to 70 Degrees C