74LVCU04AD datasheet(5/10 Pages) PHILIPS

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Philips Semiconductors

Product specification

74LVCU04A

Hex inverter

1998 Jul 29

AC CHARACTERISTICS

GND = 0 V; tr = tf v 2.5 ns; CL = 50 pF; RL = 500W; Tamb = –40_C to +85_C

LIMITS

SYMBOL

PARAMETER

WAVEFORM

VCC = 3.3V ±0.3V

VCC = 2.7V

VCC = 1.2V

UNIT

MIN

TYP1

MAX

MIN

MAX

TYP

tPHL/

tPLH

Propagation delay

nA to nY

Figure 1

–

2.7

4.3

–

5.3

–

NOTE:

1. These typical values are at VCC = 3.3V and Tamb = 25°C.

AC WAVEFORM

VM = 1.5 V at VCC w 2.7 V

VM = 0.5 S VCC at VCC < 2.7 V

VOL and VOH are the typical output voltage drop that occur with the

output load.

nA INPUT

nY OUTPUT

tPLH

tPHL

GND

VOL

VOH

SV00395

Figure 1. Input (nA) to output (nY) propagation delays.

io ~

VCC

Rbias = 560 kW

input

output

100

0.47

Vi ~

(f = 1 kHz)

GND

SV00323

Figure 2. Test set-up for measuring forward transconductance

gfs = dio/dvi at vo is constant (see also graph Figure 3).

SV00410

VCC(V)

gfs

(mA/V)

Figure 3. Typical forward transconductance gfs as a function of

the supply voltage VCC at Tamb = 25°C.

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