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W83194R-58

100 MHZ AGP CLOCK FOR VIA CHIPSET

Winbond 

Preliminary W83194R-37/-58

9.4.2 Type 2 Buffer for IOAPIC

PARAMETER

Pull-up Current Min.

Pull-up Current Max.

Pull-down Current Min.

Pull-down Current Max.

Rise/Fall Time Min.

Between 0.7V and 1.7V

Rise/Fall Time Max.

Between 0.7V and 1.7V

SYMBOL

IOH (min.)

IOH (max.)

IOL (min.)

IOL (max.)

TRF (min.)

TRF (max.)

MIN.

0.4

TYP.

MAX.

-29

28

1.8

UNITS

mA

mA

mA

mA

nS

TEST CONDITIONS

Vout = 1.4V

Vout = 2.7V

Vout = 1.0V

Vout = 0.2V

10 pF Load

nS 20 pF Load

9.4.3 Type 3 Buffer for REF(0:1), 24 MHz, 48 MHz

PARAMETER

Pull-up Current Min.

Pull-up Current Max.

Pull-down Current Min.

Pull-down Current Max.

Rise/Fall Time Min.

Between 0.8V and 2.0V

Rise/Fall Time Max.

Between 0.8V and 2.0V

SYMBOL

IOH (min.)

IOH (max.)

IOL (min.)

IOL (max.)

TRF (min.)

MIN. TYP.

-29

29

1.0

TRF (max.)

MAX.

-23

4.0

UNITS

mA

mA

mA

mA

nS

TEST CONDITIONS

Vout = 1.0V

Vout = 3.135V

Vout = 1.95V

Vout = 0.4V

10 pF Load

nS 20 pF Load

9.4.4 Type 4 Buffer for REF0 and SDRAM (0:11)

PARAMETER

Pull-up Current Min.

Pull-up Current Max.

Pull-down Current Min.

Pull-down Current Max.

Rise/Fall Time Min.

Between 0.8V and 2.0V

Rise/Fall Time Max.

Between 0.8V and 2.0V

SYMBOL

IOH (min.)

IOH (max.)

IOL (min.)

IOL (max.)

TRF (min.)

MIN. TYP.

0.5

TRF (max.)

MAX.

-46

53

1.3

UNITS

mA

mA

mA

mA

nS

TEST CONDITIONS

Vout = 1.65V

Vout = 3.135V

Vout = 1.65V

Vout = 0.4V

20 pF Load

nS 30 pF Load

- 13 -

Publication Release Date: April 1999

Revision A1

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