STA1080 datasheet(30/127 Pages) STMICROELECTRONICS

номер детали	STA1080

подробное описание детали	Accordo2 family – Automotive dual core processor for car radio and display audio application

PDF	127 Pages

Scroll/Zoom	100%

производитель	STMICROELECTRONICS [STMicroelectronics]

домашняя страница	http://www.st.com

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30 / 127 page

Signal description

STA108x, STA109x

30/127

DS13319 Rev 2

DAC_I/O_AVDD

H15

Power

DAC0, DAC1, DAC2 I/O analog 3.3V supply

ground.

DAC_VCOM

D17

Power

DAC0, DAC1, DAC2 common voltage.



Connect 10nF and 10uF capacitors

connected to DAC_AGND.

DAC_VHI

B17

Power

DAC0, DAC1, DAC2 analog positive

reference.



Connect 10nF and 10uF capacitors to

DAC_AGND.

DAC_VLO

C17

Power

DAC0, DAC1, DAC2 analog negative

reference.



Connect it to DAC_AGND.

GND

A19,

F11,

F12, G7,

G8, G9,

G10,

G11,

G12, H7,

H8, H9,

H10,

H11,

H12, J7,

J8, J9,

J10, J11,

J12, K7,

K8, K9,

K10,

K11,

K12, L7,

L8, L9,

L10, L11,

L12,

W1,W19

PPower

GND

PLL_GND

M15

Power

Analog ground for PLL.

OSC32K_GND

F10

Power

Analog ground for 32K oscillator.

MIC_BIAS

E15

VDD_IO Bias voltage for Microphone. 2.5V +/- 5%.

PLL_VDD2.5V

M16

Power

2.5V LDO (PLL) output voltage.



Connect it to a 4.7uF capacitor to GND.

PLL_VREG3.3V

N15

Power

LDO 2.5V (PLL) 3.3V supply. Connect it to

VDDIO.

USB_1.1VREG

K16

Power

LDO 1.1V (USB) output.



Connect it to 4.7 uF capacitor to GND.

USB_1.8VREG

K15

Power

LDO 1.8V (USB) output.



Connect it to 4.7 uF capacitor to GND.

USB_KELVIN_TERM

L15

VDD_IO Test signal. Leave it unconnected.

Table 11. Power signals (continued)

Name

GPIOs

Balls

DIR

Power

Domain

Description

STA1080 датащи(PDF) 30 Page - STMicroelectronics

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