VT8235 datasheet(142/145 Pages) VIA

142 / 145 page

VT8235 V-Link South Bridge

Revision 1.22 October 24, 2002

-136-

Electrical Specifications

UrpuytvrÃDp

XrÃ8rp

ELECTRICAL SPECIFICATIONS

Absolute Maximum Ratings

Symbol

Parameter

Min

Max

Unit Comment

Storage Temperature

–55

125

ºC

Case Operating Temperature

ºC

VCC

Core Voltage

–0.5

2.625

Volts

2.5V (VT8235L is 3.3V Core)

VSUS25

Suspend Voltage – 2.5V

–0.5

VCC + 0.3

Volts

2.5V

VSUSUSB

Suspend Voltage – USB

–0.5

VCC + 0.3

Volts

2.5V

VSUSMII

Suspend Voltage – LAN

–0.5

VCC + 0.3

Volts

2.5V

VCCVK

V-Link Voltage

–0.5

VCC + 0.3

Volts

2.5V

VCCPLL

PLL Voltage

–0.5

VCC + 0.3

Volts

2.5V

VCCUPLL

USB PLL Voltage

–0.5

VCC + 0.3

Volts

2.5V

VCCRAM

RAM Voltage

–0.5

VCC + 0.3

Volts

2.5V

VCC33

I/O Voltage

–0.5

3.6

Volts

3.3V

VSUS33

Suspend Voltage – 3.3V

–0.5

VCC33 + 0.3

Volts

3.3V

VCCUSB

USB Voltage

–0.5

VCC33 + 0.3

Volts

3.3V

VCCMII

LAN Voltage

–0.5

VCC33 + 0.3

Volts

3.3V

VBAT

Battery Voltage

VCC33 – 0.9

VCC33 + 0.3

Volts

3.3V

VVLVREF

Reference Voltage – V-Link

–0.5

VCCVK * 0.38

Volts

0.9V

VPDVREF

Reference Voltage – Primary IDE

–0.5

Volts

VSDVREF

Reference Voltage – Secondary IDE

–0.5

Volts

Input voltage (3.3V only inputs)

–0.5

VCC33 + 0.3

Volts

FERR#, USBCLK, PWRBTN#,

EXTSMI#, BATLOW#,

SMBCK1-2, SMBDT1-2

Note: Stress above the conditions listed may cause permanent damage to the device.

Functional operation of this device should be restricted to the conditions described under operating conditions.

DC Characteristics

TC = 0 - 85°C

VCC = VSUS25 = VSUSUSB = VSUSMII = VCCVK = VCCPLL = VCCUPLL = VCCRAM = 2.5V ±5%,

VCC33 = VSUS33 = VCCUSB = VCCMII = 3.3V ±5%, VBAT = 3.3V +0.3 / –0.9V, VPDVREF = VSDVREF = VVLVREF = 0.9V ±5%, GND = 0V

Symbol

Parameter

Min

Max

Unit

Condition

VIL

Input low voltage

–0.5

0.8

VIH

Input high voltage

2.0

VCC33 + 0.3

VOL

Output low voltage

–

0.45

IOL = 4.0mA

VOH

Output high voltage

2.4

–

IOH = –1.0mA

IIL

Input leakage current

–

±10

0 < VIN < VCC33

IOZ

Tristate leakage current

–

±20

0.45 < VOUT < VCC33

VT8235 Datasheet(PDF) 142 Page - VIA Technologies, Inc.

VT8235 Datasheet(HTML) 142 Page - VIA Technologies, Inc.

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL