Fieldbus Communication Controller

Product description:

1.Brief Introduction

• Designed to comply with IEC 61158-2
• Has physical layer and some function of link layer
• Good at integration, simple external circuit, small size
• Available in 44-pins TQFP package
• Internal 4k bytes asynchronous SRAM storage data for transmitting, receiving and address lookup table
• Low power consumption design: <600UA
• Available for developing the products with FF H1,PROFIBUS PA

2.Performance Characteristic

• Supports line data rate 31.25kbit/S
• Build-in Manchester Encoder/Decoder
• Transmitter Jibber inhibit, receiver super long frame inhibit
• Automatic parity recognition and correction
• Build-in two channels DMA controller, used to control data transmitting, receiving and address recognition
• Build-in bus arbiter, CPU accessing internal SRAM correctly
• Internal loop back for test
• Operating temperature: -40°C~85°C

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