Philips Semiconductors

Product specification

74ALVCH16823

18-bit D-type flip-flop (3-State)

1998 Jul 29

5

FUNCTION TABLE

INPUTS

OUTPUT

OPERATING MODES

nOE

nMR

nCE

nCP

nDx

nQx

OPERATING MODES

L

L

X

X

X

L

Clear

L

H

L

↑

h

H

Load and read data

L

H

L

↑

l

L

Load and read data

L

H

L

L

X

Hold

L

H

H

X

X

Hold

H

X

X

X

X

Z

Disable outputs

H = HIGH voltage level

h

= HIGH voltage level one set-up time prior to the Low-to-High clock transition

L

= LOW voltage level

l

= LOW voltage level one set-up time prior to the Low-to-High clock transition

X = Don’t care

Z = HIGH impedance “off” state

↑ = LOW to High clock transition

RECOMMENDED OPERATING CONDITIONS

SYMBOL

PARAMETER

CONDITIONS

LIMITS

UNIT

SYMBOL

PARAMETER

CONDITIONS

MIN

MAX

UNIT

DC supply voltage 2.5V range (for max. speed

performance @ 30 pF output load)

2.3

2.7

V

DC supply voltage 3.3V range (for max. speed

performance @ 50 pF output load)

3.0

3.6

V

DC supply voltage (for low-voltage applications)

1.2

3.6

V

V

DC Input voltage range

for data input pins

0

V

DC Input voltage range

for control pins

0

5.5

V

DC output voltage range

0

V

Operating free-air temperature range

–40

+85

°C

Input rise and fall times

0

0

20

10

ns/V

ABSOLUTE MAXIMUM RATINGS

In accordance with the Absolute Maximum Rating System (IEC 134). Voltages are referenced to GND (ground = 0V).

SYMBOL

PARAMETER

CONDITIONS

RATING

UNIT

DC supply voltage

–0.5 to +4.6

V

DC input diode current

–50

mA

DC input voltage

–0.5 to +5.5

V

DC in ut voltage

V

DC output diode current

"50

mA

DC output voltage

Note 1

V

DC output source or sink current

"50

mA

"100

mA

Storage temperature range

–65 to +150

°C

Power dissipation per package

–plastic medium-shrink (SSOP)

–plastic thin-medium-shrink (TSSOP)

For temperature range: –40 to +125

°C

above +55

°C derate linearly with 11.3 mW/K

above +55

°C derate linearly with 8 mW/K

850

600

mW

NOTE:

1. The input and output voltage ratings may be exceeded if the input and output current ratings are observed.