COM20022V-HT 查看數據表（PDF） - SMSC -> Microchip

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COM20022V-HT

10Mbps ARCNET controller with 2Kx8 on-board RAM

SMSC -> Microchip 

CAPACITANCE (TA = 25 C; fC = 1MHz; VDD = 0V)

Output and I/O pins capacitive load specified as follows:

PARAMETER

SYMBOL MIN TYP

Input Capacitance

CIN

Output Capacitance 1

(All outputs except

XTAL2, nPULSE1 in

Push/Pull Mode)

Output Capacitance 2

(nPULSE1, in BackPlane

Mode Only - Open

Drain)

COUT1

COUT2

MAX

5.0

45

400

UNIT

pF

pF

pF

COMMENT

Maximum Capacitive

Load which can be

supported by each

output.

AC Measurements are taken at the following points:

2.4V

1.4V

0.4V

2.4V

1.4V

0.4V

Inputs:

t

50%

t

50%

2.0V

0.8V

2.0V

0.8V

Outputs:

t

t

Inputs are driven at 2.4V for logic "1" and 0.4 V for logic "0" except XTAL1 pin.

Outputs are measured at 2.0V min. for logic "1" and 0.8V max. for logic "0".

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