Datasheet > SN11220BPF

SN11220BPF

更新时间： 2022-04-23 23:00:11

品牌	Logo	应用领域
松翰 - SONIX		控制器
页数	文件大小	规格书
34页	1512K
描述
USB Audio Controller

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SN11220BPF 数据手册

Data Sheet

USB Audio Controller

SN11220ACF

IV. Pin assignment and description (48-pin LQFP)

PIN No.

Pad Name

Pin Type

Description

EEPROM data output

DR(EEPROM_ DO) I, ST

EEPROM data input

DW(EEPROM_ DI) O, 4mA, SR

EEPROM clock pin

SK(EEPROM_SK)

CS(EEPROM_CS)

PADFUN 0

O, 4mA, SR

I, ST

EEPROM chip select

CODEC function configuration pin 0 (page 11)

CODEC function configuration pin 1 (page 11)

3.3V power pin

PADFUN 1

I, ST

VDD

CODEC function configuration pin 3 (page 11)

PADFUN 3

TAVDD

I, ST

Power pin for USB transceiver

USB data plus (D+)

USBDP

USBDM

TAVSS

RSTN

I/O

USB data minus (D-)

I/O

Power pin for USB transceiver

System reset pin, low enable. Pull-high this pin.

I, ST, PU

LED indicator pin, output low after power on reset,

toggle during operation

LEDN

VOLDN

VOLUP

O, 8mA, SR

I, ST

Volume down control, edge trigger with 64ms

de-bouncing circuit

Volume up control, edge trigger with 64ms de-bouncing

circuit

I, ST

Playback mute control pin, edge trigger with 64ms

de-bouncing circuit

MUTEP

GPIO2

I, ST

I/O

General Purpose I/O 2

Playback mute led indicator

General Purpose I/O 0

HIDMUTER

GPIO0

O, 8mA, SR

I/O

Sonix Confidential

- 4 -

Do not copy, reproduce, or distribute without permission

2006 Aug 10, V1.01

1 2 3 456 7 8...34

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