STLS2F02 datasheet(16/49 Pages) STMICROELECTRONICS

部件名	STLS2F02

功能描述	Loongson 2F high performance 64-bit superscalar MIPS® microprocessor

PDF	49 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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16 / 49 page

Interface description

STLS2F02

16/49

2.10

Supply and ground

See Table 11 for supply and ground signals of the STLS2F02.

Table 11.

Supply and ground signals

Name

Input/output

Description

Vdd

PWR

1.2 V CPU core voltage

Gnd

GND

1.2 V CPU core ground

Vdde1v8

PWR

1.8 V DDR2 power supply

Gnde

GND

1.8 V DDR2 and 3.3V IO ground

Vdde3v3

PWR

3.3 V IO power supply

DDR2_VREF

0.9 V DDR reference voltage input

Pll_vdd_1

PWR

1.0 V PLL 1 digital power supply

Pll_gnd_1

GND

1.0 V PLL 1 digital ground

Pll_vdd_0

PWR

1.0 V PLL 0 digital power supply

Pll_gnd_0

GND

1.0 V PLL 0 digital ground

Pllio_vdde1v8

PWR

1.8 V PLL IO power supply

Pllio_gnde

GND

1.8 V PLL IO ground

Pllio_vdd

PWR

1.2 V PLL IO power supply

Pllio_gnd

GND

1.2 V PLL IO ground

Pll_vdde1v8_1

PWR

1.8 V PLL 1 analog power supply

Pll_gnde_1

GND

1.8 V PLL 1 analog ground

Pll_vdde1v8_0

PWR

1.8 V PLL 0 analog power supply

Pll_gnde_0

GND

1.8 V PLL 0 analog ground

Comp1v8_gnd

GND

Compensation reference current ground

Comp1v8_resistor

Compensation external resistor input

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