品牌：AD
批号：17+
数量:10000
封装:SOT23-3
价格:面议
说明：全新原装现货，可出样品
IC特征：Description
The 92HD87 single-chip audio system is a low power
optimized, high fidelity, 4-channel audio codec with
integrated speaker amplifier, capless headphone amplifier,
and low drop out voltage regulator.
The high integration of the 92HD87 and the 40QFN
package enables the smallest PCB footprint with the lowest
system BOM count and cost.
The 92HD87 provides high quality HD Audio capability to
notebook and business desktop PC applications.
Features
• 4 Channels (2 stereo DACs and 2 stereo ADCs) with
24-bit resolution
• Supports full-duplex stereo audio and simultaneous VoIP
• 2W/channel stereo speaker amplifier @ 4 ohms and
4.75V
• Two headphone amplifiers
• One capless and one non-capless retaskable
• Internal LDO for digital core supply
• +5 V analog power supply option
• Dedicated BTL high pass filter for speaker
protection (RA revision only)
• Full HDA015-B low power support
• Audio inactivity transitions codec from D0 to D3 low
power mode
• Resume from D3 to D0 with audio activity in < 10 msec
• D3 to D0 transition with < -65dB pop/click
• Port presence detect in D3 with or without bit clock
• Optional analog PC beep in D3
• Additional vendor specific modes for even lower power
• Microsoft WLP premium logo compliant, as defined
in WLP 3.9
• Support for 1.5V and 3.3V HDA signaling
• Digital microphone inputs (mono or stereo)
• Aux Audio Mode (see orderable part numbers for support)
• High performance analog mixer
• 2 adjustable VREF Out pins for analog microphone
bias
• 5 analog ports with port presence detect + stereo
speaker differential output)
• Analog and digital PC Beep support
• 40-pad QFN RoHS package
联系人:程小姐
手机:15919480276
电话:0755- 21015360 & 23038182
传真:0755-23038182
地址:深圳市福田区振华路海外装饰大厦综合大楼2栋B段4楼4014B-33C
