STA309A datasheet(11/67 Pages) STMICROELECTRONICS

11 / 67 page

STA309A

Pin connections

11/67

CMOS input buffer with

pull-down

Select address (I2C)

Bidirectional buffer: 5-V

tolerant TTL schmitt trigger

input; 3.3-V capable 2mA

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 16mA

output buffer

OUT8B

PWM channel 8 output B

3.3-V capable TTL 16mA

output buffer

OUT8A

PWM channel 8 output A

3.3-V capable TTL 16mA

output buffer

OUT7B

PWM channel 7 output B

3.3-V capable TTL 16mA

output buffer

OUT7A

PWM channel 7 output A

3.3-V capable TTL 16mA

output buffer

OUT6B

PWM channel 6 output B

3.3-V capable TTL 16mA

output buffer

OUT6A

PWM channel 6 output A

3.3-V capable TTL 16mA

output buffer

OUT5B

PWM channel 5 output B

3.3-V capable TTL 16mA

output buffer

OUT5A

PWM channel 5 output A

3.3-V capable TTL 16mA

output buffer

OUT4B

PWM channel 4 output B

3.3-V capable TTL 16mA

output buffer

OUT4A

PWM channel 4 output A

3.3-V capable TTL 16mA

output buffer

OUT3B

PWM channel 3 output B

3.3-V capable TTL 16mA

output buffer

OUT3A

PWM channel 3 output A

3.3-V capable TTL 16mA

output buffer

OUT2B

PWM channel 2 output B

Table 2.

Pin description (continued)

Type

Name

Description

STA309A 数据表(PDF) 11 Page - STMicroelectronics

STA309A 数据表(HTML) 11 Page - STMicroelectronics

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STA309A 数据表(PDF) 11 Page - STMicroelectronics

STA309A 数据表(HTML) 11 Page - STMicroelectronics

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