STA309B datasheet(10/66 Pages) STMICROELECTRONICS

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Pin connections

STA309B

10/66

Doc ID 022570 Rev 2

Table 2.

Pin description

STA309B pin

Type

Name

Description

5-V tolerant TTL input buffer

MVO/DSD_CLK

Master volume override/

DSD input clock

5-V tolerant TTL input buffer

SDI_78/DSD_6

Input serial data channels 7 & 8/

DSD input channel 6

5-V tolerant TTL input buffer

SDI_56/DSD_5

Input serial data channels 5 & 6/

DSD input channel 5

5-V tolerant TTL input buffer

SDI_34/DSD_4

Input serial data channels 3 & 4/

DSD input channel 4

5-V tolerant TTL input buffer

SDI_12/DSD_3

Input serial data channels 1 & 2/

DSD input channel 3

5-V tolerant TTL input buffer

LRCKI/DSD_2

Input left/right clock/

DSD input channel 2

5-V tolerant TTL input buffer

BICKI/DSD_1

Input serial clock/

DSD input channel 1

5-V tolerant TTL schmitt trigger

input buffer

RESET

Global reset

CMOS input buffer with pull-down

PLL_BYPASS

Bypass phase locked loop

CMOS input buffer with pull-down

Select address (I2C)

Bidirectional buffer: 5-V tolerant TTL

schmitt trigger input; 3.3-V capable

2 mA slew-rate controlled output

SDA

Serial data (I2C)

5-V tolerant TTL schmitt trigger

input buffer

SCL

Serial clock (I2C)

5-V tolerant TTL schmitt trigger

input buffer

XTI

Crystal oscillator input (clock input)

Analog pad

FILTER_PLL

PLL filter

Analog ground

GNDA

PLL ground

3.3V analog supply voltage

VDDA

PLL supply

3.3-V capable TTL tristate 4mA

output buffer

CKOUT

Clock output

3.3-V capable TTL 2mA output

buffer

OUT8B

PWM channel 8 output B

3.3-V capable TTL 2mA output

buffer

OUT8A

PWM channel 8 output A

3.3-V capable TTL 2mA output

buffer

OUT7B

PWM channel 7 output B

3.3-V capable TTL 2mA output

buffer

OUT7A

PWM channel 7 output A

3.3-V capable TTL 2mA output

buffer

OUT6B

PWM channel 6 output B

STA309B Datasheet(PDF) 10 Page - STMicroelectronics

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