AT76C551 datasheet pdf

Controller AT76C551 Rev. 1612D–08/01

1 Features •Implements Bluetooth ™ Specification on Short Distance Wireless Communication in 2.4 GHz ISM Band •Provides 1 Mbps Aggregate Bit Rate •Supports Frequency Hopping Spread Spectrum Physical-layer Interface to Dedicated Transceiver with Frequency Hopping Algorithm Implemented in Hardware •Provides Baseband Functions in Hardware which Implement Bluetooth Low-level Bit Processing Such as Forward Error Correction (FEC), Header Error Check (HEC) and CRC Generation/Checking and Encryption/Decryption •Integrated ARM7TDMI ® RISC Processor •Glueless SRAM Interface, Supporting Up to 256K Bytes of Memory •Glueless Flash Memory Interface, Supporting Up to 256K Bytes of Nonvolatile Memory •Glueless PCMCIA Bus Interface Conforming to PC Card Standard – Feb. 1995 •USB Interface Conforming to Universal Serial Bus Standard Version 1.1 •16550 UART Core Offering 32-byte Receive FIFO and Programmable Baud Rate •Programmable 8/16-bit Wide External Memory Interface •Supports Multiple Reference Clock Frequencies (13.000, 14.400, 16.800, 19.440 MHz) •176-lead LQFP •3.3V Supply System Level Block Diagram RSSI ARM Clock Generator Transmit Data Processing 3-Wire Control Bus Memory Interface Internal RAM PCMCIA Interface USB Slave AMBA Bus Interface Voice CODEC Receive Sequencing Manager UART Power Management Receive Data Front-end Receive Data Processing Single Chip Bluetooth ™

Features

• •Implements Bluetooth
• 2.4 GHz ISM Band
• •Provides 1 Mbps Aggregate Bit Rate
• •Supports Frequency Hopping Spread Spectrum Physical-layer Interface to Dedicated
• •Provides Baseband Functions in Hardware which Implement Bluetooth Low-level Bit
• •Integrated ARM7TDMI
• •Glueless SRAM Interface, Supporting Up to 256K Bytes of Memory
• •Glueless Flash Memory Interface, Supporting Up to 256K Bytes of Nonvolatile Memory
• •Glueless PCMCIA Bus Interface Conforming to PC Card Standard – Feb. 1995
• •USB Interface Conforming to Universal Serial Bus Standard Version 1.1
• •16550 UART Core Offering 32-byte Receive FIFO and Programmable Baud Rate
• •Programmable 8/16-bit Wide External Memory Interface
• •Supports Multiple Reference Clock Frequencies (13.000, 14.400, 16.800, 19.440 MHz)
• •176-lead LQFP
• •3.3V Supply