GL831A Ver la hoja de datos (PDF) - Genesys Logic

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Fabricante

GL831A

USB 2.0 to SATA Bridge Controller

Genesys Logic 

GL831A Datasheet

6.3.2 PATA Interface DC Characteristics

The GL831A conforms to DC characteristics for ATA/ATAPI-6specification rev 1.0. Please refer to this

specification for more information.

6.3.3 SATA Interface DC Characteristics

The GL831A conforms to DC characteristics for Serial ATA specification rev. 2.6. Please refer to this

specification for more information.

6.3.4 Reference Clock Input Requirement

Table 6.4 - Reference Clock Input Requirement

Parameter

X1 crystal frequency

X1 cycle time

Min.

Typ.

Max.

Unit

25

MHz

40

ns

6.3.5 Reference Resistor Requirement

Table 6.5 - Reference Resistor Requirement

Parameter

SATA Reference Resistor

Min.

Typ.

5.1K

Max.

Unit

Ohms

6.3.6 Power Consumption

Table 6.6 - Power Consumption

Symbol

Parameter

I3.3V

3.3V power Dissipation

(3.3V system power source input)

Min. Typ. Max. Unit

135

mA

Power Domain

IO

Crystal

Core

SATA digital

SATA Analog

Description

Digital Input/Output pad

Crystal pad

Digital core power supply

SATA Serdes digital power

Analog power supply for SATA PHY

Voltage

3.3V

1.8V

Power Dissipation

5mA

126~128mA

6.3.7 Reset Timing

GL831A’s power on reset is triggered by external reset circuit. The power on sequence will start from power on

and should be released after PGOOD is asserted. It is approximately 380us from power on.

©2009 Genesys Logic, Inc. - All rights reserved.

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