BCM2121 Datasheet

IC型號(hào)：
BCM2121
PDF描述：
GPRS/GSM SINGLE CHIP BASEBAND PROCESSOR
文件大小：
131.19KB
PDF頁(yè)數(shù)：
2頁(yè)
芯片廠家：
ETC

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BCM2121

廬

GPRS/GSM SINGLE-CHIP BASEBAND PROCESSOR

FEATURES

鈥?/div>

Single 200-pin FBGA device (13 mm

脳

13 mm)

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GSM voice handset capabilities: FR/EFR/AMR/HR

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Data capability (one to five slots, up to four RX/4 TX slots)

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GPRS (multislot Class 10) up to 84.4 Kbps

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HSCSD (multislot Class 10) up to 57.6 Kbps

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GSM single slot up to 14.4 Kbps

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Multivoltage SIM, PCMCIA, and IrDA compliant interfaces

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GSM850, E-GSM900, GSM1800, and GSM1900 bands

SUMMARY OF BENEFITS

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Comprehensive GPRS/GSM handset software

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Layer 2/3 and user interface software

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For bar-type and flip-type GPRS/GSM handsets

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Multiple color LCD panels (black and white to 65K color)

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Polyphonic ringer interface

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Multicolored LED notifications/backlight

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Type-approved Phase 2+ multiband protocol stack

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Fully functional GSM handset user interface

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Foreign language fonts, including Chinese

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Startup animations, songs, games, and ring tones

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Unicode SMS and full EMS messaging

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SIM Application Toolkit (SATK)

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Fully integrated Layer 1, including all drivers

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AT commands (7.05 and 7.07)

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Extremely low-power design: 3V I/O and 2V core

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Three UART serial ports for data/fax/testing

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Flexible RF transceiver control interface:

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Integrated PA controller

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APC DAC with ramping RAM

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Support straight or multiplexed I and Q

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Schedule-based programmable serial control

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Power/cost-flexible audio circuitry

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Noise suppression and echo cancellation for speakerphone and

car phone environments

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Sidetone/microphone amplification control

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High-output speaker driver

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Flexible clock rates for processors (0 to 52 MHz)

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Phase 2+ supplemental services

Error correction: Radio Link Protocol (RLP)

Compression: IP header for GPRS and V.42bis in all modes

Complete development system available

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Real-time clock and alarm

GPRS/GSM Handset Terminal Using BCM2121

BCM2121

Protocol Processing,

Man-Machine

Interface

(ARM RISC)

Data

Terminal

Equipment

Keypad

SIM

Display 2

Flash

SRAM

Display 1

Physical Layer

Processing,

Speech CODEC,

Baseband CODEC

(Oak DSP)

Transceiver

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