Datasheet > CM6327A

CM6327A

更新时间： 2022-03-20 11:02:13

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骅讯 - CMEDIA		/
页数	文件大小	规格书
25页	582K
描述
USB Single-Chip Audio Solution for Mono Microphone

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CM6327A 数据手册

CM6327A

USB Single-Chip Audio Solution for Mono Microphone

3.3 Pin Signal Descriptions

No.

Symbol

PDSW

N.C.

Type

OD, 5V

N.C.

Description

Power-down switch output

(0: Normal operation; 1: Suspend)

N.C.

Test mode select

TEST

DI, PD

(0: Normal Mode; 1: Test Mode)

General purpose I/O pin

LED (Play or Record)

LED (Mute Record)

GPIO_1

GPIO_2

GPIO_3

GPIO_4

LED_1

LED_3

XTAL_I

XTAL_O

N.C.

DIO

Input pin for 12MHz oscillator

Output pin for 12MHz oscillator

N.C.

HID bottom function enable

(0: Disable; 1: Enable)

N.C.

HID_EN

DI, PU

N.C.

OD, DIO

N.C.

I2C_SCLK

I2C_SDAT

I2C_INT

USB_DP

USB_DM

DVSS

I2C serial clock/EEPROM 24c02 serial clock

I2C serial data/EEPROM 24c02 serial data

I2C interrupt output

USB D+

AIO

USB D-

Digital ground

REGV_3V3

DVDD5V

5V->3.3V regulator output

5V power supply to internal regulator

AVSS

Analog ground

MIC_IN

N.C.

MIC input

N.C.

VREF

2.25V reference voltage output

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