BCM2045 データシートの表示（PDF） - Broadcom Corporation
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BCM2045 Datasheet PDF : 2 Pages
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BCM1161
®
MOBILE VOIP PROCESSOR
FEATURES
SUMMARY OF BENEFITS
• ARM926EJ core at 156 MHz with 8 KB I/D caches
• Integrated analog voice band codec with direct microphone and
high output speaker interface
• Interface to external stereo DAC through I2S for MP3 music
• DMA controller with four simultaneous channels
• Key scan controller
• 4-bit SDIO interface to BCM4318E Wi-Fi
• Bluetooth interface via UART and audio PCM
• SDIO, IrDA, 4-bit SD/MMC interfaces
• USB OTG at 12 Mbps
• 2-Megapixel camera interface
• QCIF video encode and decode
• 2D graphics, MPEG-4 SAD, and DCT accelerators
• Serial or parallel LCD interface for 256 K colors at 1.8V
• NOR or NAND Flash support
• SRAM or SDRAM external memory support
• Direct SIM connections at both 3V and 1.8V (no LDO required)
• Integrated 64-tone MIDI polyringer
• WLAN IP Phone Reference Design
• BCM1161: VoIP processor for handheld devices
• BCM4318E: Single chip 802.11b/g MAC, baseband and radio
• VoIP Software Suite PhonexChange™
• G.711, G.729A/AB, G.726, G.722, G.723.1, AMR, BV32
voice codecs
• Adaptive jitter buffer
• Echo cancellation
• RTP, UDP/IP packetization
• SIP call signaling
• 802.11 Networking Support
• Security (WPA/WPA2)
• QoS (WMM)
• 802.1x Authentication
• Advanced Telephony and Multimedia
• 3-way conference
• Speakerphone
• MPEG-4 video clips
• JPEG/Motion JPEG
Broadcom Technology Advancements
• BroadRange™
• SecureEasySetup™
• BroadVoice™
WLAN IP Phone Reference Design Block Diagram
NOR/NAND Flash
LCD Controller
CCoolloorr
LLCCDD
SRAM/
SDRAM
GPIO
Keypad
Handset
Headset
Jack
BCM1161
USB
Codecs
SD
I2C
USB 2.0
Mini Jack
BCM4318
SDIO Module
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