原相PAU1803原理圖與規(guī)格書(shū)分享

漂泊小魚(yú)兒

PAU1800 is a family of patented GreenRadioTM monolithic Bluetooth audio System-on-Chips (SoCs) mainly for wireless
/ }- X# f/ W. Y6 l) r6 y6 J( Xaudio/voice applications. It comprises 2 CPU and 2 DSP processors, a Bluetooth 5.2 EDR/LE dual mode radio, a stereo
) o4 N4 a! A) q2 b+ h0 I& @audio codec, a battery charger, memory, and host interface peripherals. PAU1800 series features low power digital active
noise cancellation (ANC) technology integrated in the SoC.
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Full compliance with Bluetooth v5.2 EDR/BLE dual
& s: O5 I" n( o/ r0 ]% ~  \mode specification
 Embedded 32-bit CPU as System Processor (SP)
 Embedded RISC-V CPU with floating point and
6 G" K, x; ^  z) e# J- ADSP/SIMD extension as Application Processor (AP)
 Two 24-bit Audio DSP coprocessors
6 C8 P2 V4 _2 R6 `$ H" C4 h+ t- K Internal System in Package (SiP) flash memory
6 ~. }/ N; V% @9 a$ c Stereo audio DAC/ADC and headphone drivers
9 M, J+ u- b) w+ L Up to 3 microphone inputs (2 analog and 1 digital
: x' e3 T8 d  J- M2 |. bMEMS)
 Embedded Bluetooth SBC/A2DP and wideband
" C( ]5 r% T4 X) Mspeech mSBC codec
 Support AAC/G.722 decoder
 Multipoint support for two A2DP simultaneous
( D6 J( `, X! C3 @& O+ mconnections
 Feedforward/Hybrid Active Noise Cancellation
 Serial Interfaces: UART, I2C and SPI
& e" h4 k3 [2 D  b- Q3 D Digital Audio interfaces: PCM/I2S
 No external load capacitors are required for typical
crystal
 Integrated configurable switch-mode regulators and
1 N" g- F+ o! f* j& Q* clinear regulators
" \3 w1 r2 Z; P$ H+ E" u9 D! m& L Integrated Lithium-ion battery charger and battery
voltage monitor
 Hardware PWM dimming LED drivers
 Support over the air (OTA) firmware code update
 Support unique device/manufacturing ID for
customer’s code protection
 Ultra-low current for deep hibernation mode
1 b  k( T# {" Y0 E" [) H& M 2-way power-line charger box communication (CBC)
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USB接口的PCB設(shè)計(jì)要點(diǎn)
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