创杰科技股份有限公司(ISSC)公司简介 创杰科技是一家专业无线通讯IC设计公司，提供世界级蓝牙解决方案，不仅深入了解客户需求，更承诺提供客户具有价格竞争力且易于产制和使用的解决方案。 我们提供兼容于蓝牙2.1规范的单芯片方案，包含单声道耳机(mono headset) 、立体声耳机 (stereo headset) 、车载行动通讯系统(car kit) 、蓝牙无线喇叭(speakers)、音源传输器(audio dongle) 、蓝牙传输器(USB dongle) 、蓝牙鼠标( mouse) 、蓝牙键盘(keyboard)以及蓝牙游戏游戏杆( game pad) ，和运用于GPS, 医疗设备及影音记录器的模块。
在创杰科技低成本高效能的产品特性下，创杰科技之蓝牙解决方案在单声道耳机(mono headset), 立体声耳机 (stereo headset), 蓝牙传输器(USB dongle)已获得一定的市占率，且期许在车载行动通讯系统(car kit), 蓝牙无线喇叭(speakers) , 蓝牙鼠标( mouse), 蓝牙键盘(keyboard)获得类似的成绩。

典型应用：
蓝牙立体声耳机
蓝牙免提　
蓝牙音频适配器
HIFI蓝牙音箱
便携式蓝牙小音箱
无线蓝牙麦克风
蓝牙对讲机
蓝牙车载
蓝牙音频发射器
蓝牙无线话筒

Bluetooth 3.0+EDR multimedia SOC
IS1681S Brochure

GENERAL DESCRIPTION
The ISSC IS1681N is a highly integrated ultra-low power, single-chip RF and baseband IC for Bluetooth v3.0+EDR audio applications.
The IS1681N builds in an audio processor and high performance audio codec to support the enhanced audio and speech. In addition, a power manager unit and program ROM/RAM are integrated to reduce BOM cost for various Bluetooth applications.

Compliant with Bluetooth Specification v.3.0 + EDR in 2.4 GHz ISM band
Class 2 Bluetooth radio with 4dBm transmit power and -91dBm receiver sensitivity
16-bit/32-bit run time configurable audio processor
Noise and echo reduction
Stereo codec: 93dB DAC
Built-in 3.3V and 1.8V linear regulator
Build-in switching regulator
Built-in Li-ion battery charger
10 hours playback for 120mAH battery
Bluetooth stack and audio processing is executed in the build-in program ROM and data RAM
7x7 mm2 56QFN package

Stereo Headset
Wireless Speaker
Wireless speakerphone
Bluetooth car-kit
Audio dongle