92HD66B IDT [Integrated Device Technology], 92HD66B Datasheet - Page 2
92HD66B
Manufacturer Part Number
92HD66B
Description
FOUR CHANNEL HD AUDIO CODECS
Manufacturer
IDT [Integrated Device Technology]
Datasheet
1.92HD66B.pdf
(286 pages)
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92HD66B
FOUR CHANNEL HD AUDIO CODECS WITH DUAL CAPLESS HEADPHONE AMPLIFIERS
©2011 INTEGRATED DEVICE TECHNOLOGY, INC.
TABLE OF CONTENTS
DESCRIPTION 10
DETAILED DESCRIPTION 11
CHARACTERISTICS 35
COMMON PORT CONFIGURATIONS 43
FUNCTIONAL DIAGRAMS 44
Overview 10
Orderable Part Numbers 10
Port Functionality 11
Vref_Out 12
Jack Detect 12
SPDIF Output 13
SPDIF Input 15
Mono Output 16
Analog Mixer 16
ADC Multiplexers 16
Power Management 17
AFG D0 18
AFG D1 18
AFG D2 18
AFG D3 18
Vendor Specific Function Group Power States D4/D5 19
Vendor Specific Function Group Power State “D5 Kill” 19
Low-voltage HDA Signaling 19
Multi-channel capture 19
EAPD 21
Digital Microphone Support 24
Analog PC-Beep 28
Digital PC-Beep 31
Headphone Drivers 32
GPIO 32
HD Audio ECR 15b support 33
Digital Core Voltage Regulator 34
Analog Core Voltage Regulator 34
Combo Jack 34
Audio Fidelity 35
Electrical Specifications 35
92HD66B Analog Performance Characteristics 36
Capless Headphone Supply Characteristics 41
AC Timing Specs 41
48-pin Package 44
40-pin Package 45
48-pin Package Widget Diagram 46
40-pin Package Widget Diagram 47
48-Pin Configuration Default Register Settings 48
40-Pin Configuration Default Register Settings 49
Port Characteristics 11
AFG D3cold 18
PC_Beep Activity Monitor 29
GPIO Pin mapping and shared functions 32
Digital Microphone/GPIO Selection 32
SPDIF_OUT/GPIO/DMIC Selection 33
Absolute Maximum Ratings 35
Recommended Operating Conditions 35
HD Audio Bus Timing 41
SPDIF Timing 42
Digital Microphone Timing 42
GPIO Characteristics 42
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92HD66B
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