原相PAU1803原理圖與規(guī)格書分享

漂泊小魚兒

PAU1800 is a family of patented GreenRadioTM monolithic Bluetooth audio System-on-Chips (SoCs) mainly for wireless
. J" J$ k, V7 ^+ ?- w+ laudio/voice applications. It comprises 2 CPU and 2 DSP processors, a Bluetooth 5.2 EDR/LE dual mode radio, a stereo
5 m5 R8 |) E" C: B: \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.


Full compliance with Bluetooth v5.2 EDR/BLE dual
mode specification
0 L7 L  M" g$ |+ g. o* f Embedded 32-bit CPU as System Processor (SP)
8 H  p5 C. d) }1 c- o8 R6 Z( n1 v Embedded RISC-V CPU with floating point and
. f* g- [/ n6 M1 M, vDSP/SIMD extension as Application Processor (AP)
 Two 24-bit Audio DSP coprocessors
- I' I' X1 Z! m  M# c Internal System in Package (SiP) flash memory
8 c8 e+ J4 I" p Stereo audio DAC/ADC and headphone drivers
 Up to 3 microphone inputs (2 analog and 1 digital
MEMS)
 Embedded Bluetooth SBC/A2DP and wideband
speech mSBC codec
 Support AAC/G.722 decoder
 Multipoint support for two A2DP simultaneous
# K" E2 ]/ S0 m+ K# i0 Vconnections
# c. M" K. T6 B Feedforward/Hybrid Active Noise Cancellation
 Serial Interfaces: UART, I2C and SPI
, E# ~0 z/ {( ~- x2 S$ ` Digital Audio interfaces: PCM/I2S
 No external load capacitors are required for typical
  O, H, V: K, l: m5 W# mcrystal
 Integrated configurable switch-mode regulators and
linear regulators
3 C/ h. y6 O$ T9 L9 E5 r) c+ G Integrated Lithium-ion battery charger and battery
voltage monitor
 Hardware PWM dimming LED drivers
8 j7 x. y0 G% k' y+ [( i) j Support over the air (OTA) firmware code update
# R* s/ H. @9 \' A Support unique device/manufacturing ID for
customer’s code protection
; ]1 p3 @7 {3 w+ O- D Ultra-low current for deep hibernation mode
 2-way power-line charger box communication (CBC)
* ^- N+ t9 Y; N( g* [

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