Philips Semiconductors

Product data

74ALVCHT16835

18-bit registered driver (3-State)

2002 Jun 05

8

output load.

output load.

INPUT

GND

OUTPUT

SH00132

Waveform 1. Input (An) to output (Yn) propagation delay

LE INPUT

Yn OUTPUT

GND

SH00134

Waveform 2. Latch enable input (LE) pulse width,

the latch enable input to output (Yn) propagation delays.

An

INPUT

LE

INPUT

th

NOTE: The shaded areas indicate when the input is permitted to change

for predictable output performance.

th

GND

GND

SH00133

Waveform 3. Data set-up and hold times for the An input to the

LE input

CP INPUT

Yn OUTPUT

GND

SH00135

Waveform 4. The clock (CP) to Yn propagation delays,

the clock pulse width and the maximum clock frequency.

GND

An INPUT

GND

Yn OUTPUT

CP INPUT

NOTE: The shaded areas indicate when the input is permitted to change

for predictable output performance.

SH00136

Waveform 5. Data set-up and hold times for the An input to the

clock CP input

nOE INPUT

GND

OUTPUT

LOW-to-OFF

OFF-to-LOW

OUTPUT

HIGH-to-OFF

OFF-to-HIGH

GND

outputs

enabled

outputs

enabled

outputs

disabled

SH00137

Waveform 6. 3-State enable and disable times