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부품번호 | RDA8851AL 기능 |
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기능 | GSM/GPRS Single-Chip Terminal | ||
제조업체 | RDA | ||
로고 | |||
RDA8851AL Datasheet V1.06
RDA8851AL GSM/GPRS Single-Chip Terminal
FEATURES
●
● External Memory Interface
Integrated 32Mb 1.8V Flash on chip, and also
Supports external SPI Flash
Integrated PSRAM on chip, 16Mb size
Power efficient using retention technology to
avoid floating lines
Flexible IO voltage
●
Connectivity
USB 1.1 Device
2 UART interface
1 SD controller
1 SD/SPI controller
SPI with multiple chip select
I2C controller
General Purpose I/Os
2 GPADC, 10bits, 2 channels
Audio
● GSM/GPRS Modem
2 channels voice ADC, 8kHz, 13 bits/sample
for headset and on-board microphone
GPRS Class 10
Voice DAC, 8kHz, 13 bits/sample for
Quad bands integrated transceiver
receiver
Supports HR, FR, EFR, AMR voice codec
High fidelity Stereo DAC, up to 48kHz, 16
Triple SIM controller with integrated level shifters
bits per sample
Provide a complete GSM/GPRS data path with
Stereo Audio speaker driver
integrated RF transceiver, Saw-Less, only needs
1.5W differential output stereo amplifier for
external PA
loudspeaker, Class K
Stereo analog audio line input
● Multimedia
Support camera interface up to 3Mpix sensors ● Debug
with 8 bit parallel or 1/2/4 data series
Host debug interface allowing non intrusive
interface,Support CSI camera interface
in depth investigation
Support LCD module interface with 8 bit parallel
GDB debugger
interface or SPI series interface
Execution logger and profiling through debug
Support up to 480X640 resolution
port
4-layers blending graphical engine capable of
High level text based debugging using Host
resizing and YUV2RGB conversion
debug or USB
Proprietary 16/32-bit digital signal processing
engine to improve computation performance
● FM
● Power Management
Integrated Broadcast FM tuner which can be
tuned world-wide frequency band
Power On reset control
Internal 32K OSC for standby/ shutoff/ sleep
state
Battery charger (from USB or AC charger)
Integrated all internal voltages from VBAT
●
Bluetooth
Integrated Bluetooth SoC complaint with 2.1
+ EDR standard
Provide all LDOs for external components
● User Interface
APPLICATIONS
8x8 Keypad scanner with multiple key detection,
support ADC serial interface Keypad
Alerter
Light Pulse Generator for blinking LED
Multi-band GSM/GPRS Mobile Handsets, PDAs,
data terminals and Modems: GSM 850, GSM
900, DCS1800, PCS 1900.
Pulse Width Modulator for Keyboard or backlight
control
The high level of integration achieved on
Touch screen interface
RDA8851AL allows for highly featured phone without
LED drivers for LCD and keyboard backlight
increasing the BOM.
Calendar (Real Time Clock) with alarm
RDA Microelectronics Inc. CONFIDENTIAL
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RDA8851AL Datasheet V1.06
B.III.2 Voice Coprocessor (VoC) ..............................................................................................................50
B.IV Baseband Peripherals ...........................................................................................................................51
B.IV.1 DIGRF Interface (RF IF) ................................................................................................................51
B.V Analog Modules ......................................................................................................................................51
SPI Interface for Analog IP control .......................................................................................................52
Power Management Unit ......................................................................................................................52
Analog BaseBand (ABB) ......................................................................................................................58
RF Transceiver ....................................................................................................................................62
J.I FM ............................................................................................................................................................63
General Description .............................................................................................................................64
Features ...............................................................................................................................................64
Block Description .................................................................................................................................64
Receiver Characteristics ......................................................................................................................65
J.II Bluetooth .................................................................................................................................................66
General Description .............................................................................................................................66
Features ...............................................................................................................................................67
Block Description .................................................................................................................................67
Performance Characteristics ................................................................................................................68
K. Memory Map ..................................................................................................................................................71
L. Pins Description .............................................................................................................................................74
L.I Pin-out ......................................................................................................................................................74
M. Electrical Characteristics ...............................................................................................................................81
M.I Absolute Maximum Rating ......................................................................................................................81
M.II Operating Rating ....................................................................................................................................81
M.III Temperature Characteristics .................................................................................................................81
M.IV RF Characteristics ................................................................................................................................81
M.V Audio Characteristics .............................................................................................................................83
M.VII DC Characteristics ...............................................................................................................................84
M.VIII Digital IO DC Characteristics ..............................................................................................................86
M.IX Digital IO AC Characteristics (SPI Interface Timing) .............................................................................86
N. Packaging ......................................................................................................................................................89
O. Ball Out .........................................................................................................................................................90
P. Glossary ........................................................................................................................................................91
RDA Microelectronics Inc. CONFIDENTIAL
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4페이지 RDA8851AL Datasheet V1.06
1. Analog modules
○ ABB:
■
■
■
■
■
■
■
PLL generates 624MHz from 26MHz
Clock squarer to buffer RF clock from the transceiver
Differential 13 bit Audio ADC and 16 bit stereo DAC
1.5W Class K stereo loudspeaker amplifier
Audio line in
Full Speed USB PHY 1.1
2 Channel General Purpose ADC
○ RF Transceiver:
■ Digital low-IF receiver
■ Direct modulation transmitter
■ Frequency synthesizer
■ Integrated VCO, loop filters, etc.
■ digital AFC
■ DigRF interface between digital baseband and transceiver
■ RF FEM control
○ PMU
■
■
■
■
■
Complete integrated mobile handset power management system
Integrated LDO voltage regulators
Configurable supplies to interface with external devices
Implement both LCD back light and keypad LED drivers
Support 3 SIM interfaces
○ FM Tuner:
■ Support worldwide frequency band 65-108MHz
■ Digital low-IF tuner
■ Fully integrated digital frequency synthesizer
■ Autonomous search tuning
■ Digital auto gain control (AGC)
■ Digital adaptive noise cancellation
■ Programmable de-emphasis (50/75 ms)
■ Receive signal strength indicator (RSSI)
■ Bass boost
■ Volume control
○ Bluetooth:
■ Completely integrates bluetooth radio transceiver and baseband processor
■ Also includes sub-controller software stack
■ Compliant with Bluetooth 2.1 + EDR specification
2. Digital Baseband
RDA Microelectronics Inc. CONFIDENTIAL
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7페이지 | |||
구 성 | 총 30 페이지수 | ||
다운로드 | [ RDA8851AL.PDF 데이터시트 ] |
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구매 문의 | 일반 IC 문의 : 샘플 및 소량 구매 ----------------------------------------------------------------------- IGBT, TR 모듈, SCR 및 다이오드 모듈을 포함한 광범위한 전력 반도체를 판매합니다. 전력 반도체 전문업체 상호 : 아이지 인터내셔날 사이트 방문 : [ 홈페이지 ] [ 블로그 1 ] [ 블로그 2 ] |
부품번호 | 상세설명 및 기능 | 제조사 |
RDA8851AL | GSM/GPRS Single-Chip Terminal | RDA |
DataSheet.kr | 2020 | 연락처 | 링크모음 | 검색 | 사이트맵 |