92HD73C 데이터 시트보기 (PDF) - Integrated Device Technology
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92HD73C Datasheet PDF : 252 Pages
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92HD73C
SIX CHANNEL HD AUDIO CODEC, PREMIUM WLP 3/4 COMPLIANT
PC AUDIO
8.2. Pin Tables for 48-pin QFP
Pin Name
Volume
Up/DMIC_CLK/GPIO1
Volume
Down/DMIC0/GPIO2
SDO
BITCLK
SDI_CODEC
SYNC
RESET#
DMIC 1 / GPIO5
SPDIF OUT1
GPIO0/EAPD/SPDIF-IN
S/PDIF-OUT0
Pin Function
I/O
Internal
Pull-up/Pull-dow
n
48 pin
location
60k Pull-Up with
Volume Control OR Digital Mic clock
output OR General Purpose I/O
I/O(Digital)
Volume/GPIO or
60k Pull-down with
2
Digital Mic
60k Pull-Up with
Volume Control OR Digital Mic 01 Input
OR General Purpose I/O
I/O(Digital)
Volume/GPIO or
60k Pull-down with
4
Digital Mic
HD Audio Serial Data output (inbound
stream)
I/O(Digital)
None
5
HD Audio Bit Clock
I(Digital)
None
6
HD Audio Serial Data (outbound
stream), audio module
I/O(Digital)
None
8
HD Audio Frame Sync
I(Digital)
None
10
HD Audio Reset
I(Digital)
None
11
60k Pull-Up with
Second digital mic input or Analog
GPIO5
I/O(Analog)
GPIO or 60k
Pull-Down with
30
Digital Mic
60K Pull-Down
SECOND SPDIF OUT / Analog GPIO3 I/O(Analog) with SPDIF or 60K 40
pull-up with GPIO
60K Pull-Down
General Purpose I/O,EAPD, SPDIF In
I/O(Digital)
with SPDIF-IN and
EAPD, 60K
47
Pull-Up with GPIO
SPDIF digital output (60K internal
pull-down
O(Digital) 60K Pull-Down
48
Table 22. Digital Pins
Pin Name
PCBEEP
SENSE_A
PORTE_L
PORTE_R
Pin Function
I/O
Analog PC Beep
I(Analog)
Jack insertion detection Ports A,B,C,D I(Analog)
Port E I/O Left
I/O(Analog)
Port E I/O Right
I/O(Analog)
Table 23. Analog Pins
Internal
Pull-up/Pull-dow
n
48 pin
location
None
12
None
13
None
14
None
15
247
SIX CHANNEL HD AUDIO CODEC, PREMIUM WLP 3/4 COMPLIANT
92HD73C
V 1.3 08/11
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