Philips Semiconductors

Product specification

74ABT16952

74ABTH16952

16-bit registered transceiver (3-State)

1998 Feb 25

8

AC SETUP REQUIREMENTS

LIMITS

SYMBOL

PARAMETER

WAVEFORM

UNIT

MIN

TYP

MIN

Setup time

nAx to nCPAB or nBx to nCPBA

2

1.2

1.5

0.9

1.2

1.2

1.5

ns

Hold time

nAx to nCPAB or nBx to nCPBA

2

0.0

0.0

–1.2

–0.9

0.0

0.0

ns

Setup time

nCEAB to nCPAB, nCEBA to nCPBA

2

1.2

1.6

0.9

1.1

1.2

1.6

ns

Hold time

nCEAB to nCPAB, nCEBA to nCPBA

2

0.0

0.0

–1.1

–0.9

0.0

0.0

ns

nCPAB or nCPBA pulse width,

High or Low

1

3.3

2.5

2.6

1.0

3.3

2.5

ns

AC WAVEFORMS

VM

VM

VM

VM

VM

1/fMAX

tw(H)

tw(L)

tPHL

tPLH

nCPBA or

nCPAB

nAx or nBx

SH00073

Waveform 1. Propagation Delay, Clock Input to Output, Clock

Pulse Width, and Maximum Clock Frequency

nAx, nBx

nCEAB,

nCEBA

nCPAB,

nCPBA

ts(H)

th(H)

ts(L)

th(L)

SH00074

Waveform 2. Data Setup and Hold Times

nOEAB,

nOEBA

VM

tPZH

tPHZ

0V

VOH –0.3V

nAx, nBx

VM

VM

SH00075

VOH

Waveform 3. 3-State Output Enable Time to High Level and

Output Disable Time from High Level

nOEAB,

nOEBA

tPZL

tPLZ

VOL +0.3V

nAx, nBx

VM

VM

VM

SH00076

VOL

Waveform 4. 3-State Output Enable Time to Low Level and

Output Disable Time from Low Level