Philips Semiconductors

Product specification

74ABT16899

74ABTH16899

18-bit latched transceiver with 16-bit

parity generator/checker (3-State)

1998 Feb 25

10

APAR

(BPAR)

VM

tPLH

tPHL

VM

VM

VM

ERRA

(ERRB)

INPUT

OUTPUT

1

An

(Bn)

EVEN PARITY

ODD/EVEN

INPUT

NOTE: Only even parity mode is shown, odd parity mode would cause inverted output

SA00296

Waveform 4. Propagation Delay, ODD/EVEN to ERRA or ODD/EVEN to ERRB

tPHL

VM

VM

VM

BPAR

(APAR)

INPUT

OUTPUT

APAR

(BPAR)

0

SEL

0

tPLH

VM

EVEN PARITY

ODD/EVEN

INPUT

NOTE: Only even parity mode is shown, odd parity mode would cause inverted output

An

(Bn)

SA00297

Waveform 5. Propagation Delay, ODD/EVEN to APAR or ODD/EVEN to BPAR