Philips Semiconductors

Product specification

MB2245

16-bit transceiver with direction pins (3-State)

1998 Jan 16

6

AC WAVEFORMS

INPUT

VM

VM

OUTPUT

VM

VM

tPHL

tPLH

SB00044

Waveform 1. Waveforms Showing the Input to Output

Propagation Delays

nOE

INPUT

VM

VM

tPZH

tPHZ

OUTPUT

VOH

VM

VM

OUTPUT

VOL

tPZL

tPLZ

3.5V

0V

VOL + 0.3V

VOH – 0.3V

SB00045

Waveform 2. Waveforms Showing the 3-State Output Enable

and Disable Times

TEST CIRCUIT AND WAVEFORMS

PULSE

GENERATOR

D.U.T.

7.0V

Test Circuit for 3-State Outputs

AMP (V)

NEGATIVE

PULSE

10%

10%

90%

90%

0V

AMP (V)

POSITIVE

PULSE

90%

90%

10%

10%

0V

Input Pulse Definition

DEFINITIONS

Load resistor; see AC CHARACTERISTICS for value.

Load capacitance includes jig and probe capacitance; see AC

CHARACTERISTICS for value.

INPUT PULSE REQUIREMENTS

FAMILY

Amplitude

Rep. Rate

MB

3.0V

1MHz

500ns

2.5ns

2.5ns

SWITCH POSITION

TEST

SWITCH

closed

closed

All other

open

SB00010