92hd81 Integrated Device Technology, 92hd81 Datasheet - Page 31
92hd81
Manufacturer Part Number
92hd81
Description
Single Chip Pc Audio System
Manufacturer
Integrated Device Technology
Datasheet
1.92HD81.pdf
(294 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
92hd81B1B5NLG
Manufacturer:
IDT
Quantity:
150
Company:
Part Number:
92hd81B1C5NLG
Manufacturer:
ST
Quantity:
2 000
Part Number:
92hd81B1C5NLG
Manufacturer:
IDT
Quantity:
20 000
Part Number:
92hd81B1C5NLG XYDX8
Manufacturer:
IDT
Quantity:
20 000
- Current page: 31 of 294
- Download datasheet (4Mb)
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
1.
AFG
Power
State
D0-D3
D0
D1
D2
D2
D3
D3
D3cold
D4
D5
92HD81
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
Override
BEEP
When pin is enabled as Open Drain or CMOS output.
0
1
RESET#
Asserted (Low)
De-Asserted (High)
De-Asserted (High)
De-Asserted (High)
De-Asserted (High)
De-Asserted (High)
De-Asserted (High)
De-Asserted (High)
De-Asserted (High)
De-Asserted (High)
Forced to low when in D2
Always follows EAPD bit
EAPD Pin value
or D3
1
Override
-
-
Disabled
Enabled
Disabled
Enabled
-
-
BEEP
-
-
Power state is ignored and EAPD pin follows EAPD bit value only to allow PC_Beep support
Follows description in HD Audio spec. External amplifier is shut down when pin or function
Table 10. EAPD Low Power Behavior
EAPD
Power State
-
-
D0-D1
D0-D2
D0-D2
D0-D3
D0-D3
-
-
-
Table 11. EAPD Behavior
group power state is D2 or D3 independent of value in EAPD bit.
31
Pin Behavior
Active low immediately after power on, otherwise the
previous state is retained across FG and link reset events
Active - Pin reflects EAPD bit unless held low by external
source.
Active - Pin reflects EAPD bit unless held low by external
source.
Pin forced low to disable external amp
Active - Pin reflects EAPD bit unless held low by external
source.
Pin forced low to disable external amp
Active - Pin reflects EAPD bit unless held low by external
source.
Pin forced low to disable external amp
Pin forced low to disable external amp
Pin Hi-Z (off)
in D2 and D3
Description
92HD81
PC AUDIO
V 0.97 01/09
Related parts for 92hd81
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
Integrated Processor
Manufacturer:
Integrated Device Technology, Inc.
Part Number:
Description:
Integrated Riscontroller for Low-Cost Systems
Manufacturer:
Integrated Device Technology, Inc.
Part Number:
Description:
INTEGRATED RISController FOR LOW-COST SYSTEMS
Manufacturer:
Integrated Device Technology, Inc.
Part Number:
Description:
SwitchStar ATM Cell Based 1.2Gbps non-blocking Integrated Switch Controller
Manufacturer:
Integrated Device Technology, Inc.
Datasheet:
Part Number:
Description:
3.3V CMOS 16-bit bidirectional transceiver
Manufacturer:
Integrated Device Technology, Inc.
Datasheet:
Part Number:
Description:
3.3 CMOS octal buffer/line driver
Manufacturer:
Integrated Device Technology, Inc.
Datasheet:
Part Number:
Description:
Fast CMOS octal registered transceivers
Manufacturer:
Integrated Device Technology, Inc.
Datasheet:
Part Number:
Description:
Fast CMOS octal bidirectional transceivers
Manufacturer:
Integrated Device Technology, Inc.
Datasheet:
Part Number:
Description:
Fast CMOS 16-bit buffer/line driver
Manufacturer:
Integrated Device Technology, Inc.
Datasheet:
Part Number:
Description:
2.5 V/3.3 V 10 Bit High Bandwidth Bus Switch with Precharged Outputs
Manufacturer:
Integrated Device Technology, Inc.
Datasheet:
Part Number:
Description:
High-Speed CMOS Quick Switch 16:8 Multiplexer
Manufacturer:
Integrated Device Technology, Inc.
Datasheet:
Part Number:
Description:
QUICKSWITCH?? PRODUCTS HIGH-SPEED CMOS QUICKSWITCH DOUBLE-WIDTH BUS SWITCH IDTQS32X245Q2QUICKSWITCH PRODUCTS HIGH-SPEED CMOS QUICKSWITCH DOUBLE-WIDTH BUS SWITCH
Manufacturer:
Integrated Device Technology, Inc.
Datasheet:
Part Number:
Description:
2.5V / 3.3V 16-BIT HIGH BANDWIDTH BUS SWITCH
Manufacturer:
Integrated Device Technology, Inc.
Datasheet:
Part Number:
Description:
QUICKSWITCH PRODUCTS 2.5V / 3.3V 8-BIT HIGH BANDWIDTH BUS SWITCH
Manufacturer:
Integrated Device Technology, Inc.
Datasheet:
Part Number:
Description:
QUICKSWITCH PRODUCTS 2.5V / 3.3V 10-BIT HIGH BANDWIDTH BUS SWITCH
Manufacturer:
Integrated Device Technology, Inc.
Datasheet: