HD74LS47 Datasheet, PDF (4/7 Pages) Hitachi Semiconductor – BCD-to-Seven Segment Decoder Driver(with 15V outputs)

HD74LS47
Recommended Operating Conditions
Item
Supply voltage
Output voltage (off)
Input current (on)
Output current
Operating temperature
Symbol
V_CC
V_O(off)
I_O(on)
I_OH
I_OL
Topr
Min
4.75
—
—
—
—
–20
Typ
5.00
—
—
—
—
25
Max
5.25
15
24
–50
3.2
75
Unit
V
V
mA
µA
mA
°C
Electrical Characteristics
Item
Input voltage
Symbol
V_IH
V_IL
min.
2.0
—
typ.*
—
—
max.
—
0.8
V_OH
2.4
—
—
Output
voltage
BI / RBO
V_OL
—
—
0.4
—
—
0.5
a to g
—
—
0.4
V_O(on)
—
—
0.5
Output
current
a to g
I_O(off)
—
—
250
I_IH
—
—
20
All input
except
Input current _{BI / RBO}
I_IL
—
—
–0.4
BI / RBO
—
—
–1.2
I_I
—
—
0.1
Short-circuit
output current ^{BI / RBO}
I_OS
–0.3
—
–2
Supply current**
I_CC
—
7
13
Input clamp voltage
V_IK
—
—
–1.5
Notes: * V_CC = 5 V, Ta = 25°C
** I_CC is measured with all outputs open and inputs at 4.5 V.
Unit
V
V
V
V
V
µA
µA
(Ta = –20 to +75 °C)
Condition
V_CC = 4.75 V, V_IH = 2 V, V_IL = 0.8 V, I_OH
= –50 µA
I_OL = 1.6 mA
I_OL = 3.2 mA
V_CC = 4.75 V,
V_IH = 2 V, V_IL = 0.8 V
I_O(on) = 12 mA
I_O(on) = 24 mA
V_CC = 4.75 V,
V_IH = 2 V, V_IL = 0.8 V
V_CC = 5.25 V, V_IH = 2 V, V_IL = 0.8 V,
V_O(off) = 15 V
V_CC = 5.25 V, V_I = 2.7 V
mA
V_CC = 5.25 V, V_I = 0.4 V
mA
mA V_CC = 5.25 V, V_I = 7 V
mA V_CC = 5.25 V
mA V_CC = 5.25 V
V V_CC = 4.75 V, I_IN = –18 mA
Switching Characteristics
Item
Turn-on time
Turn-off time
(V_CC = 5 V, Ta = 25°C)
Symbol Input min.
typ.
max.
Unit
Condition
A
—
t_on
RBI
—
A
—
t_off
RBI
—
—
100
ns
—
100
—
100
C_L = 15 pF, R_L = 665 Ω
ns
—
100
Rev.3.01, May 10, 2006, page 4 of 6