5228-DS04-R datasheet(88/100 Pages) BOARDCOM

88 / 100 page

BCM5228

Data Sheet

7/12/04

Broa d c om Co rp o r a t i o n

Page 76

Electrical Characteristics

Document

5228-DS09-405-R

Se ction 8: Ele c trica l Char acte r istics

Table 57: Absolute Maximum Ratings

Symbol

Parameter

Min

Max

Units

VDD

Supply voltage

GND

− 0.3

2.75

Input voltage

GND

− 0.3

OVDD + 0.3

Input current

–

±10

TSTG

Storage temperature

−40

+125

°C

VESD

Electrostatic discharge

–

1000

Note: These specifications indicate levels where permanent damage to the device can occur. Functional operation is

not guaranteed under these conditions. Operation at absolute maximum conditions for extended periods can adversely

affect long-term reliability of the device.

Table 58: Recommended Operating Conditions

Symbol Parameter

Pins

Operating

Mode

Min

Max

Units

VDD

Supply voltage

OVDD

–

2.375

3.465

VDD

Supply voltage

AVDD, DVDD, PLLVDDC, BIASVDD

–

2.375

2.625

VIH

High-level

input voltage

All digital inputs

–

2.0

VIL

Low-level

input voltage

All digital inputs

–

0.8

SD± {1:8}

100BASE-FX

0.4

VIDIFF

Differential

input voltage

SD± {1:8}

100BASE-FX

150

–

VICM

Common mode input

voltage

RD± {1:8}

100BASE-TX

1.85

2.05

RD± {1:8}

, SD± {1:8}

100BASE-FX

1.60

1.80

Ambient operating

temperature

––

°C

Table 59: Electrical Characteristics

Symbol

Parameter

Pins

Conditions

Min

Typ

Max

Units

IDD

Total supply

current

AVDD, DVDD

100BASE-TX

–

839

892

OVDD

100BASE-TX

–

VOH

High-level

output voltage

Digital outputs

IOH = −12 mA,

OVDD = 3.3 V

OVDD

− 0.5

––

Digital outputs

IOH = −12 mA,

OVDD = 2.5 V

OVDD

− 0.4

––

TD± {1:8}

Driving loaded

magnetics module

–

VDD +

1.5

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