92hd88b4x5ndg Integrated Device Technology, 92hd88b4x5ndg Datasheet

92hd88b4x5ndg

Manufacturer Part Number

92hd88b4x5ndg

Description

Single Chip Pc Audio System Codec+mono Speaker Amplifier+capless Hp+ldo

Manufacturer

Integrated Device Technology

Datasheet

1.92HD88B4X5NDG.pdf (277 pages)

Current page: 1 of 277
Download datasheet (4Mb)

SINGLE CHIP PC AUDIO SYSTEM

CODEC+MONO SPEAKER AMPLIFIER+CAPLESS HP+LDO

Description

The 92HD88 single-chip audio system is a low power

optimized, high fidelity, 4-channel audio codec with

integrated mono speaker amplifier, capless headphone

amplifier, and low drop out voltage regulator. The high

integration of the 92HD88 enables the smallest PCB

footprint with the lowest system BOM count and cost. The

92HD88 provides high quality HD Audio capability to

notebook and business desktop PC applications.

Features

•

Block Diagram

SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO

4 Channels (2 stereo DACs and 2 stereo ADCs)

with 24-bit resolution

•

2W mono speaker amplifier @ 4 ohms and 4.75V

Two headphone amplifiers

•

Internal core voltage regulator

+5 V analog power supply option

Supports full-duplex stereo audio and simultaneous

VoIP

Provides a mono output

One capless and one non-capless retaskable

PRELIMINARY DATASHEET

DUAL SPDIF

•

Full ECR15B low power support

•

Microsoft WLP premium logo compliant, as

defined in WLP 3.9

Dual SPDIF for WLP compliant support of

simultaneous HDMI and SPDIF output

Support for 1.5V and 3.3V HDA signaling

Two digital microphone inputs (mono, stereo, or

quad microphones)

High performance analog mixer

2 adjustable VREF Out pins for analog microphone

bias

5 analog ports with port presence detect (4 single

ended, 1 BTL)

Analog and digital PC Beep support

40-pad QFN RoHS packages

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

92HD88

SPDIF Out 1

Port A (HP)

Port C

Port B (cap-less HP/LO)

Port F

SPDIF Out 0

Port D (BTL)

DATASHEET

92HD88

V 0.94 07/11

Related parts for 92hd88b4x5ndg

Related keywords

92hd88b4x5ndg datasheet
92hd88b4x5ndg data sheet
92hd88b4x5ndg pdf datasheet
92hd88b4x5ndg component
92hd88b4x5ndg part
92hd88b4x5ndg distributor
92hd88b4x5ndg RoHS
92hd88b4x5ndg datasheet download