ITT - Index of

ITT5446A, ITT544 7 A, ITT5448
ITT7446A, ITT7447 A, ITT7448
BCD-TO-SEVEN-SEGM ENT DECOD ER/DRIVERS
Electrical Characteristics Over Recommended Operating Free-air Temperature Range
(unless otherwise noted)
VIH
VII~
Parameter
High-level input
voltage
Low-level input
voltage
V, Input clamp voltage,
any input except
BI/RBO
VOH High-level output a thru Q
voltage
BIIRBO
10 Output cu rrent a thru g
VOL
"
Low-level output
voltage
Input current at
maximum input
voltage
Any input
except
BI/RBO
III! High-level input Any input
current
except
BI/RBO
III~ Low-level input Any input
current
except
BI/RBO
los Short-circuit output BI/RBO
current
Icc
Supply current
tFor conditions shown as MIN or MAX, use the
appropriate value specified under recommended
operating conditions for the applicable
type.
Switching Characteristics, Vee = 5V, TA = 25°C
Min
2.4
2.4
-1.3
Typ* Max Unit Test Conditions'f
2 V
0.8 .V
-1.5 V Vee = MIN, I, = -1OmA
4.2 V Vee = MIN, VIlI = 2V,
3.7 VII~ = 0.8V, 1011 = MAX
-2 mA Vee - MIN, Vo - 0.85V,
Input conditions as for
Von
.27 0.4 V Vee = MIN, VIH = 2V,
Vn . = 0.8V, 101• = MAX
1 mA Vee - MAX, V, - 5.5V
40 p.A Vee - MAX, VI - 2AV
-1.6 mA Vee = MAX, V, = OAV
4
-4 mA Vee - MAX
53 76 mA Vee = MAX, I 5448
53 90 See Note 2 I 7448
typical values are at Vee = 5V, TA = 25°C.
~AII
NOTE 2: Icc is measured with all outputs open
and all inputs at 4.5V.
Parameter Min Typ Max Unit Test Conditions
tPIIl• Propagation delay time, 100 ns CI. = 15 pF,
high-to-Iow-Ievel output
5448: RI. 1 kn
from A input
7448: R .. = 677 n
t PLII Propagation delay time, 100
low-to-high-Ievel output
from A input
tpln~ Propagation delay time, 100 ns
high-to-Iow-Ievel output
from RBI input
tPLH Propagation delay time, 100
low-to-high-Ievel output
from RBI input
3-80