GTL2004 查看數據表（PDF） - Philips Electronics

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GTL2004

Quad GTL/GTL+ to LVTTL/TTL bidirectional latched translator

Philips Electronics 

Philips Semiconductors

Quad GTL/GTL+ to LVTTL/TTL

bidirectional latched translator

Product specification

GTL2004

AC WAVEFORMS

VM = 1.5V at VCC w 3.0V, VM = VCC/2 at VCC v 2.7V for A ports and control pins

VM = VRef for B ports

VX = VOL + 0.3V at A ports

VY = VOH – 0.3V at A ports

VX = VREF at B ports

LEn

Bn

VM

VM

tw(H)

tPHL

VM

VM

tPLH

VM

3.0V or VCC

whichever is

less

0V

VOH

VOL

SW00333

Waveform 1. Propagation delay, Enable to Output and

Enable Pulse Width

VMV

tPLH

VMV

VOLTAGE WAVEFORMS PULSE DURATION

VM = 1.5V for B port and 0.8V for A port

3.0V

0V

Input

Output

3.0V

1.5V

tPLH

VREF

1.5V

tPHL

0V

VREF

VOH

VOL

VOLTAGE WAVEFORMS PROPAGATION DELAY TIMES

B port to A port

Waveform 2.

SW00470

Input

VREF

tPLH

VREF

tPHL

VTT

0V

VOH

Output

1.5V

1.5V

VOL

ALL CONTROL INPUTS ARE TTL LEVELS.

ALL INPUT PULSES ARE SUPPLIED BY GENERATORS HAVING THE

FOLLOWING CHARACTERISTICS:

PRR ≤ 10MHz, ZO = 50Ω, tr ≤ 2.5ns, tf ≤ 2.5ns.

SW00469

Waveform 3. Propagation delay A port to B port

ÉÉÉÉBn ÉÉÉÉts(HÉÉÉÉ) ÉÉÉÉVM

ÉÉÉÉÉÉÉÉ VM

VM

ÉÉÉÉÉÉÉÉ tn(H) ts(H)

LEn

VM

ÉÉÉ3.0V or VCC

whichever is

ÉÉÉ VM

VM less

ÉÉÉ0V

ÉÉÉtn(H)

3.0V or VCC

whichever is

VM

less

0V

SW00334

Waveform 4. Data Setup and Hold Times

1999 Jul 19

6

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