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AT76C902

ATMEL Corporation
Part Number AT76C902
Manufacturer ATMEL Corporation
Description Wireless VoIP Processor Implementing
Published Nov 18, 2006
Detailed Description www.DataSheet4U.com Features • ARM946E-STM Core (ARM9) for implementing the VoIP Protocol, TCP/IP, VPN and Controlling ...
Datasheet PDF File AT76C902 PDF File

AT76C902
AT76C902

Overview
www.
DataSheet4U.
com Features • ARM946E-STM Core (ARM9) for implementing the VoIP Protocol, TCP/IP, VPN and Controlling the Phone Functions with Internal 8K Instruction Cache and 8K Data Cache Used for Fast Execution of the Communications Protocols and RTOS with Reduced Power Consumption ARM7TDMITM Core (ARM7) for Implementing the 802.
11 MAC Layer Configurable Memory Banks to Assign Memory where Best Needed in Chip 16-bit Dual-MAC DSP for Implementing the G.
723.
1, G.
729 and G.
711.
1 Standards, in Addition to Acoustic Echo Cancellation Integrated Audio Codec with Two Differential Multiplexed Microphone Inputs, One Differential Speaker Output and One Differential Auxiliary Output Path Glueless External Memory Interface Supporting up to 16 MB of External SRAM, 16 MB of Flash and 512 MB of SDRAM Hardware Security Accelerators Attached to the Common Bus Offer Instantaneous Encryption/Decryption and Authentication Support for the Following Algorithms: CCM/CTR/CBC Modes of Advanced Encryption Standard (AES) DES/3DES,WEP64/128, Temporal Key Integrity Protocol (TKIP) and MD-5, SHA-1 Hash Functions for IP Security USB Slave Interface (Control, Interrupt, Bulk-in and Bulk-out Endpoints) UART with Support to be used as USART Serial Peripheral Interface (SPI) and Two Wire Serial Interface (TWI) 64-key Keypad Interface 4x4 LED Matrix Controller Minimum of 5 GPIO Pins (up to 62 Available on Configuration) 208-lead BGA Package 1.
8 Volt Core Voltage Supply 3.
3 Volt I/O Voltage Supply • • • • • • Wireless VoIP Processor Implementing the 802.
11 Standard AT76C902 Summary • • • • • • • • • Figure 0-1.
Typical Application Using AT76C902 n Usin Flash 76 C9 02 SRAM AT76C902 External Bus Interface ARM7TDMI 802.
11 MAC 802.
11 Interface DSP Subsystem 802.
11 PHY ARM946E-S Protocol Handling Control Peripherals Audio Codec TWI Bus Speaker Microphone Audio to Headset - Battery Management - Voltage regulation - LCD Bias - Other Phone ASICs Serial Port Accessory Controls Battery Charge Volt...


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