LAN9514 datasheet(41/49 Pages) SMSC

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USB 2.0 Hub and 10/100 Ethernet Controller

Datasheet

SMSC LAN9514/LAN9514i

Revision 1.0 (11-24-09)

DATASHEET

4.4

DC Specifications

Note 4.6

This specification applies to all inputs and tri-stated bi-directional pins. Internal pull-down

and pull-up resistors add +/- 50uA per-pin (typical)

Table 4.2 I/O Buffer Characteristics

PARAMETER

SYMBOL

MIN

TYP

MAX

UNITS

NOTES

IS Type Input Buffer

Low Input Level

High Input Level

Negative-Going Threshold

Positive-Going Threshold

SchmittTrigger Hysteresis

(VIHT - VILT)

Input Leakage

(VIN = VSS or VDD33IO)

Input Capacitance

VILI

VIHI

VILT

VIHT

VHYS

IIH

CIN

-0.3

1.01

1.39

345

-10

1.18

1.6

420

3.6

1.35

1.8

485

2.5

Schmitt trigger

Note 4.6

IS_5V Type Input Buffer

Low Input Level

High Input Level

Negative-Going Threshold

Positive-Going Threshold

SchmittTrigger Hysteresis

(VIHT - VILT)

Input Leakage

(VIN = VSS or VDD33IO)

Input Leakage

(VIN = 5.5V)

Input Capacitance

VILI

VIHI

VILT

VIHT

VHYS

IIH

CIN

-0.3

1.01

1.39

345

-10

1.18

1.6

420

5.5

1.35

1.8

485

120

3.5

Schmitt trigger

Note 4.6

Note 4.6, Note 4.7

O8 Type Buffers

Low Output Level

High Output Level

VOL

VOH

VDD33IO - 0.4

0.4

IOL = 8mA

IOH = -8mA

OD8 Type Buffer

Low Output Level

VOL

0.4

IOL = 8mA

O12 Type Buffers

Low Output Level

High Output Level

VOL

VOH

VDD33IO - 0.4

0.4

IOL = 12mA

IOH = -12mA

OD12 Type Buffer

Low Output Level

VOL

0.4

IOL = 12mA

ICLK Type Buffer (XI Input)

Low Input Level

High Input Level

VILI

VIHI

-0.3

1.4

0.5

3.6

Note 4.8

LAN9514 Datasheet(PDF) 41 Page - SMSC Corporation

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