92HD81 데이터 시트보기 (PDF) - Integrated Device Technology

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92HD81

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

Integrated Device Technology 

92HD81

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

Pin Name

CAP-

CAP+

VREG

AVDD2

PVDD

PORTD_+L

PORTD_-L

PVSS

PORTD_R-

PORTD_R+

PVDD

DMIC1/GPIO/

SPDIFOUT1

EAPD

SPDIFOUT0

Pin Function

Chargepump cap -

Chargepump cap +

Linear Regulator Output (2.5V) filter cap

Analog Supply for VREG

Analog Supply for Class-D amp

BTL amp Left +

BTL amp Left -

Analog Ground

BTL amp Right -

BTL amp Right +

Analog Supply for Class-D amp

I/O

O(Analog)

O(Analog)

O(Analog)

I(Analog)

I(Analog)

O(Analog)

O(Analog)

I(Analog)

O(Analog)

O(Analog)

I(Analog)

Digital Microphone input, SPDIF Output, or GPIO0 I/O(Digital)

EAPD

SPDIF0

Table 26. Pin Table

I/O (Open

Drain Digital)

O(Digital)

Internal

Pull-up/Pull-down

None

None

None

None

None

None

None

None

None

None

None

Pull-up 60K with GPIO

Pull-down 60K with DMIC

or SPDIFOUT

48 pin

location

35

36

37

38

39

40

41

42

43

44

45

46

Pull-up 60K

47

60K internal pull-down

48

IDT CONFIDENTIAL

273

©2009 INTEGRATED DEVICE TECHNOLOGY, INC.

V 0.995 01/11

92HD81

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