本公司一级销售杰理AC46系列、AC6903A、AC6905A、AC6905B、AC6905C、AC6901A、AC6925A、AC6925B、
AC6925C、AC6925D、AC6921A、AC6922A、AC6928A、AC6929、AC6956A、AC6951C、AC6969A、AC6969D、
AC6969E、AC6966A、AC6966B、AC6956A、AC6965E等四合一蓝牙芯片，支持各种方案开发，欢迎来电咨询
AC6951C芯片中文功能介绍说明:
1.AC6951C 为最新的蓝牙
V5.1+BR+EDR+BLE规范;芯片为
32位DSP支持硬件浮点
单位（FPU）
高达160MHz的
可编程处理器
64矢量中断
4级中断优先级
DSP音频处理;
2.
支持蓝牙的SBC、AAC音频解码
音频
蓝牙电话支持的mSBC语音编解码器
支持MP2、MP3、WMA、APE、FLAC
，
AAC、MP4、M4A、WAV、AIF、AIFC音频
解码;
3.语音丢包隐藏技术
处理
回声消除/抑制
（AEC、AES）
单麦克风环境噪声
取消（ENC）
多波段DRC限幅器
10
波段均衡器配置，提供音效
音频编解码器
双通道16位DAC，信噪比>=95dB
单通道16位ADC，信噪比>=90dB
采样率
8KHz/11.025KHz/16KHz/22.05KHz/24KHz/
支持32KHz/44.1KHz/48KHz;
4.一个模拟麦克风放大器，内置麦克风偏置
发电机
支持两个PDM数字话筒输入
双通道单模拟多路复用器
支
持无盖、单端和
DAC路径上的差模;
5.
支持16欧姆和32欧姆扬声器负载;
6.
满足1类2类3类传输
功率要求
支持GFSK和π/4 DQPSK所有paket类型
提供+6dbm发射功率
灵敏度为-90dBm
的接收机
快速自动增益控制提高动态范围
支持
a2dp\avctp\avdtp\avrcp\hfp\spp\smp\att\gap\g
att
\rfcomm\sdp\l2cap配置文件;
7.外围设备
一个全速USB 2.0 OTG控制器
六个多功能32位定时器，
8.支持
捕获和PWM模式
三个全双工基本UART、UART0和
UART1
9.支持DMA模式
两个SPI接口支持主机和设备
模式
一个硬件IIC接口支持主机和
设备模式
模拟采样用10位
ADC
所有GPIO上的外部唤醒/中断
PMU
10.芯片内部数字和
模拟电路电源
软关闭模式下3uA电流消耗;
11.
内置LDO用于核心、I/O、蓝牙和
闪光
VBAT为2.2V至5.5V
VDDIO为2.2V至3.6V
;
12.芯片封装为:LQFP-48L
13.芯片
工作温度:-20℃至+70℃
，储存温度:-65℃至+150℃
14.芯片主要
应用
蓝牙耳机和
蓝牙音箱等产品，应用广泛；
集成蓝牙,FM,插卡,USB解码,无需外挂SPI闪存,GPIO口灵活应用,多脚位芯片可做数码管显示，点阵屏显
示以及RGB闪灯,跑马灯,高低电平,串口控制,外围超省,成本优势.性能稳定,性价比高!!!
AC6951C chip English function description:
1. AC6951C is the latest Bluetooth V5.1 + Br + Edr + BLE specification; 32-bit DSP supports
Hardware Floating Point Unit (FPU) up to 160 mhz programmable processor 64 vector interrupt
4-level interrupt priority DSP audio processing;
2. Support Bluetooth SBC, AAC Audio Decoding Audio Bluetooth phone support MSBC speech
CODEC support MP2, MP3, WMA, APE, FLAC, AAC, MP4, M4a, Wav, Aif, AIFC audio decoding;
3. Speech loss packet hiding Technology Processing Echo Cancellation / suppression (AEC,
AES) single microphone ambient noise cancellation (ENC) multi-band DRC limiter 10 band
equalizer configuration, providing audio audio Codec dual-channel 16-bit, S / N Ratio & GT
95 DB single channel 16 bit ADC, SIGNAL TO NOISE RATIO & GT; 90 db sampling rate 8 Khz /
11.025 Khz / 16 Khz / 22.05 Khz / 24 Khz support 32 Khz / 44.1 Khz / 48 Khz;
4. An analog microphone amplifier with built-in Microphone Offset Generator Supports Two
PDM digital microphone inputs, dual channels, single analog Multiplexer, and differential
modes on the DAC path;
5. Supports 16-ohm and 32-ohm speaker loads;
6. All paket types provide + 6dbm transmit power sensitivity of-90dBm, and the receiver
fast automatic gain control enhances the dynamic range to support A2DP AVDTP AVDTP AVDTP
AVDFP HFP SPP SMP GATT GAP GATT RCP RCP SDP l2cap configuration file ;
7. Peripheral A FULL-SPEED USB 2.0 OTG controller with six multi-function 32-bit timers,
8. Support Acquisition and PWM mode three full-duplex basic UART, UART 0 and Uart 1;
9. SUPPORTS DMA MODE TWO SPI interfaces support host and device mode one hardware IIC
interface supports host and device mode analog sampling with all external wake / interrupt
pmu10s on
10 bit ADC. Chip internal digital and analog circuit power soft-off mode 3 UA current
consumption;
11. BUILT-IN LDO for core, I / O, Bluetooth and Flash VBAT 2.2 V to 5.5 vvddio 2.2 v to 3.6
v;
12. Chip package as: LQFP-48L
13. Chip operating temperature:-20 °C to + 70 °C, storage temperature:-65 °C to + 150 °
C
14. The chip mainly uses products such as Bluetooth Headsets and Bluetooth speakers, and
has a wide range of applications.
It Integrates Bluetooth, FM, plug-in card, USB decoding, does not need external SPI flash
memory, GPIO flexible application, multi-pin chip can do digital tube display, dot matrix
display and RGB flash lamp, JOGGA LAMP, high and low level, serial port control, ultra-
provincial peripheral, cost advantage. ! STABLE PERFORMANCE, cost-effective! !