COM20022ITQFP datasheet(58/83 Pages) SMSC

58 / 83 page

10 Mbps ARCNET (ANSI 878.1) Controller with 2Kx8 On-Board RAM

Datasheet

Rev. 08-18-03

Page 58

SMSC COM20022I

DATASHEET

PARAMETER

SYMBOL

MIN

TYP

MAX

UNIT

COMMENT

Low to High Threshold

Input Voltage

(A2, nRESET, nRD, nWR,

nREFEX and RXIN)

High to Low Threshold

Input Voltage

(A2, nRESET, nRD, nWR,

nREFEX and RXIN)

VILH

VIHL

1.8

1.2

Schmitt Trigger,

All Values at VDD =

Low Output Voltage 1

(nPULSE1 in Push/Pull

Mode, nPULSE2,

nTXEN, DREQ, nIOCS16)

High Output Voltage 1

(nPULSE1 in Push/Pull

Mode, nPULSE2,

nTXEN, DREQ, nIOCS16)

VOL1

VOH1

VOH1C

2.4

0.8 x VDD

0.4

ISINK=4mA

ISOURCE=-2mA

ISOURCE=-200µA

(except DREQ,

nIOCS16)

Low Output Voltage 2

(D0-D15)

High Output Voltage 2

(D0-D15)

VOL2

VOH2

2.4

0.4

ISINK=16mA

ISOURCE=-12mA

Low Output Voltage 3

(nINTR)

High Output Voltage 3

(nINTR)

VOL3

VOH3

2.4

0.8

ISINK=24mA

ISOURCE=-10mA

Low Output Voltage 4

(nPULSE1 in Open-Drain

Mode)

VOL4

0.5

ISINK=48mA

Open Drain Driver

Dynamic VDD Supply

Current

IDD1

IDD2

TBD

5 Mbps

10 Mbps

All Outputs Open

Input Pull-up Current

(nPULSE1 in Open-Drain

Mode, A1, AD0-AD2,

D3-D15, nREFEX, (nDACK

and TC in BUSTMG = H))

Input Leakage Current

(All inputs except A1,

AD0-AD2, D3-D15,

XTAL1, XTAL2, nREFEX,

(nDACK and TC in BUSTMG =

H))

200

±10

µA

VIN=0.0V

VSS < VIN < VDD

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