STA1080 datasheet(31/127 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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31 / 127 page

DS13319 Rev 2

31/127

STA108x, STA109x

Signal description

126

USB_KELVIN_TERM

L15

VDD_IO Test signal. Leave it unconnected.

USB_VCOD1V48

GPIO28

M19

VDD_IO Test signal. Not used in the application.

USB_VREG3V3_1V1

H13

Power

LDO 1.1V (USB) 3.3V supply.

USB_VREG3V3_1V8

J13

Power

LDO 1.8V (USB) 3.3V supply.

USB0_AGND

K17

Power

USB0 analog supply ground.

USB0_VDD3V3

L14

Power

USB0 3.3V supply.

USB1_AGND

L17

Power

USB1 analog supply ground.

USB1_VDD3V3

K13

Power

USB1 3.3V supply.

VDD

E9, E10,

F6, F9,

G5, H5,

J5, K5,

L5, M5,

N5, N6,

N10,

N11,

N12,

N13

Power

1.2V switchable domain digital power supply.

VDD_IO

E6, E7,

E8, F7,

F8, G6,

H6, J6,

K6, L6,

L13, M6,

M7, M8,

M9, M10,

M11,

M12,

M13,

M14, N7,

N8, N9

Power

3.3V Digital I/O supply.

VDD_IO_ON

E13

Power

3.3V always on digital power supply.

VDD_ON_VREG

E14

Power

LDO 1.2V (always on domain).



Connect it to 2.2nF capacitor.

VREG_BYPASS

M17

VDD_IO

Test signal. Connect it to GND on the

application board.

XOSC_VDD

M16

Power

To be shorted with PLL_VDD_2.5V. Only on

QFP package.

Table 11. Power signals (continued)

Name

GPIOs

Balls

DIR

Power

Domain

Description

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