Datasheet


  
SCHS228B − SEPTEMBER 1998 − REVISED MARCH 2004
3
POST OFFICE BOX 655303 DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
V
CC
T
A
= 25°C
−55°C to
125°C
−40°C to
85°C
UNIT
PARAMETER
TEST CONDITIONS
V
CC
MIN MAX MIN MAX MIN MAX
UNIT
V
T+
Positive-going
threshold
5 V 2.6 3.4 2.6 3.4 2.6 3.4 V
V
T−
Negative-going
threshold
5 V 1.6 2.4 1.6 2.4 1.6 2.4 V
V
T
Hysteresis
(V
T+
− V
T−
)
5 V 0.5 0.5 0.5 V
1.5 V 1.4 1.4 1.4
I
OH
= −50 µA
3 V 2.9 2.9 2.9
I
OH
= −50 µA
4.5 V 4.4 4.4 4.4
V
OH
V
= V
I
OH
= −4 mA 3 V 2.58 2.4 2.48
V
V
OH
I
OH
= −24 mA 4.5 V 3.94 3.7 3.8
V
I
OH
= −50 mA
5.5 V 3.85
I
OH
= −75 mA
5.5 V 3.85
1.5 V 0.1 0.1 0.1
I
OL
= 50 µA
3 V 0.1 0.1 0.1
I
OL
= 50 µA
4.5 V 0.1 0.1 0.1
V
OL
V
= V
I
OL
= 12 mA 3 V 0.36 0.5 0.44
V
V
OL
I
OL
= 24 mA 4.5 V 0.36 0.5 0.44
V
I
OL
= 50 mA
5.5 V 1.65
I
OL
= 75 mA
5.5 V 1.65
I
I
V
I
= V
CC
or GND 5.5 V ±0.1 ±1 ±1 µA
I
CC
V
I
= V
CC
or GND, I
O
= 0 5.5 V 4 80 40 µA
C
i
10 10 10 pF
Test one output at a time, not exceeding 1-second duration. Measurement is made by forcing indicated current and measuring voltage to minimize
power dissipation. Test verifies a minimum 50- transmission-line drive capability at 85°C and 75- transmission-line drive capability at 125°C.
switching characteristics over recommended operating free-air temperature range,
V
CC
= 5 V ± 0.5 V, C
L
= 50 pF (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
−55°C TO
125°C
−40°C TO
85°C
UNIT
PARAMETER
(INPUT)
(OUTPUT)
MIN MAX MIN MAX
UNIT
t
PLH
A
Y
2.6 10.5 2.7 9.5
ns
t
PHL
A Y
2.6 10.5 2.7 9.5
ns
operating characteristics, V
CC
= 5 V, T
A
= 25°C
PARAMETER TYP UNIT
C
pd
Power dissipation capacitance 45 pF