CSR8635 查看數據表（PDF） - CSR plc

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产品描述 (功能)

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CSR8635

The CSR8635 QFN single-chip Bluetooth® audio ROM device targets mid-range stereo speakers and headsets.

CSR plc 

PIO Port

PIO[13]

PIO[12]

PIO[11]

PIO[10]

PIO[9]

PIO[8]

PIO[7]

PIO[6]

PIO[5]

Lead Pad Type

Supply Domain

Description

31

Bidirectional with strong

pull-down

VDD_PADS_1

Programmable input / output line 13.

Alternative function:

■ QSPI_IO[1]: SPI flash data bit 1

22

Bidirectional with strong

pull-up

VDD_PADS_1

Programmable input / output line 12.

Alternative function:

■ QSPI_FLASH_CS#: SPI flash chip

select

■ I2C_WP: I²C bus memory write

protect line

7, 2013 26

Bidirectional with strong

pull-down

VDD_PADS_1

September 2 25

Bidirectional with strong

pull-down

VDD_PADS_1

.cn - Friday, 58

Bidirectional with strong

pull-down

VDD_PADS_2

celpoint.com 61

Bidirectional with strong

pull-up

VDD_PADS_2

n.zhou - ex 57

Bidirectional with strong

pull-down

VDD_PADS_2

o keve 62

Bidirectional with strong

pull-down

VDD_PADS_2

Prepared for qingb 34

Bidirectional with weak

pull-down

VDD_PADS_1

Programmable input / output line 11.

Alternative function:

■ QSPI_IO[0]: SPI flash data bit 0

■ I2C_SDA: I²C serial data line

Programmable input / output line 10.

Alternative function:

■ QSPI_FLASH_CLK: SPI flash clock

■ I2C_SCL: I²C serial clock line

Programmable input / output line 9.

Alternative function:

■ UART_CTS: UART clear to send,

active low

Programmable input / output line 8.

Alternative function:

■ UART_RTS: UART request to send,

active low

Programmable input / output line 7.

Programmable input / output line 6.

Programmable input / output line 5.

Alternative function:

■ SPI_CLK: SPI clock

■ PCM1_CLK: PCM1 synchronous

data clock

Production Information

© Cambridge Silicon Radio Limited 2013

Confidential Information - This Material is Subject to CSR's Non-disclosure Agreement

Page 15 of 105

CS-303725-DSP5

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