SPEAR320S-2 datasheet(32/113 Pages) STMICROELECTRONICS

部件名	SPEAR320S-2

功能描述	Embedded MPU with ARM926 core for industrial and consumer applications

PDF	113 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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32 / 113 page

Pin description

SPEAr320S

32/113

Doc ID 022508 Rev 2

3.3.2

Power supply pins

Note:

All the VDD 2V5 power supplies are analog VDD.

Table 7.

Power supply pins description

Group

Signal name

Value

Ball

Digital ground

GND

0 V

G6 G7 G8 G9 G10 G11 H6 H7

H8 H9 H10 H11 J6 J7 J8 J9 J10

J11 K6 K7 K8 K9 K10 K11 L6 L7

L8 L9 L10 M8 M9 M10

USB_HOST1_HOST0_DEVICE_DVSS

Analog ground

RTC_GND

0 V

DITH_PLL_VSS_ANA

USB_HOST1_VSSA

USB_HOST0_VSSA

USB_COMMON_VSSAC

USB_DEVICE_VSSA

DITH_VSS2V5

MCLK_GND

MCLK_GNDSUB

ADC_AGND

N12

DIGITAL_VDDE3V3

3.3 V

F5 F6 F7 F10 F11 F12 G5 J12

K12 L12 M12

Core

VDD

1.2 V

F8 F9 G12 H5 H12 J5 L11 M6

M7 M11

USB Host0 PHY

USB_HOST0_VDD2V5

2.5 V

USB_HOST0_VDD3V3

3.3 V

USB Host1 PHY

USB_HOST1_VDD2V5

2.5 V

USB_HOST1_VDD3V3

3.3 V

USB Device PHY

USB_DEVICE_VDD2V5

2.5 V

USB_DEVICE_VDD3V3

3.3 V

USB_HOST1_HOST0_DEVICE_DVDD1V2

1.2 V

OSCI (MCLK)

MCLK_VDD

1.2 V

MCLK_VDD2V5

2.5 V

PLL1

DITH_PLL_VDD_ANA

2.5 V

PLL2

DITH_VDD_2V5

2.5 V

DDR IO

DDR_VDDE1V8

1.8 V

M5 N5 N6 N7 N8 N9 N10 N11

ADC

ADC_AVDD

2.5 V

N13

OSCI (RTC)

RTC_VDD1V5

1.5 V

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