HD74LS47P 查看數據表（PDF） - Renesas Electronics
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HD74LS47P Datasheet PDF : 7 Pages
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HD74LS47
Block Diagram
a
A
b
B
Inputs
C
c
D
Blanking Input or
Ripple Blanking
Output (BI/RBO)
Outputs
d
e
f
Lamp Test
Input (LT)
Ripple Blanking
g
Input (RBI)
Absolute Maximum Ratings
Item
Symbol
Ratings
Unit
Supply voltage
VCC
7
V
Input voltage
VIN
7
V
Output current
(tw ≤ 1ms,duty cycle ≤ 10%)
IO(peak)
200
mA
Output current (off)
IO(off)
1
mA
Power dissipation
Operating temperature
PT
400
mW
Tupr
–20 to +75
°C
Storage temperature
Tstg
–65 to +150
°C
Note: Voltage value, unless otherwise noted, are with respect to network ground terminal.
Rev.3.01, May 10, 2006, page 3 of 6
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