HCF4008B PDF даташит
Спецификация HCF4008B изготовлена «STMicroelectronics» и имеет функцию, называемую «4-BIT FULL ADDER WITH PARALLEL CARRY OUTPUT». |
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Детали детали
Номер произв | HCF4008B |
Описание | 4-BIT FULL ADDER WITH PARALLEL CARRY OUTPUT |
Производители | STMicroelectronics |
логотип |
13 Pages
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HCC/HCF4008B
4-BIT FULL ADDER WITH PARALLEL CARRY OUTPUT
. 4 SUM OUTPUTS PLUS PARALLEL LOOK-
AHERD CARRY-OUTPUT
. HIGH-SPEED OPERATION-SUM IN-TO-SUM
OUT 160ns (typ.) : CARRY IN-TO-CARRY OUT
50ns (typ.) AT VDD = 10V, CL = 50pF
. QUIESCENT CURRENT SPECIFIED TO 20V
FOR HCC DEVICE
. INPUT CURRENT OF 100nA AT 18V AND 25°C
FOR HCC DEVICE
. 100% TESTED FOR QUIESCENT CURRENT
. 5V, 10V, AND 15V PARAMETRIC RATING
. MEETS ALL REQUIREMENTS OF JEDECTEN-
TATIVE STANDARD N° 13A, ”STANDARD SPE-
CIFICATIONS FOR DESCRIPTION OF ”B”
SERIES CMOS DEVICES”
EY
(Plastic Package)
F
(Ceramic Frit Seal Package)
M1
(Micro Package)
C1
(Plastic Chip Carrier)
ORDER CODES :
HCC4008BF HCF4008BM1
HCF4008BEY HCF4008BC1
DESCRIPTION
The HCC4008B (extended temperature range) and
HCF4008B (intermediate temperature range) are
monolithic integrated circuits, available in 16-lead
dual in-line plastic or ceramic package and plastic
micropackage.
The HCC/HCF4008B types consist of four full adder
stages with fast look ahead carry provision from
stage to stage. Circuitry is included to provide a fast
”parallel-carry-out” to permit high-speed operation
in arithmetic sections using several HCC/HCF
4008B’s.
HCC/HCF4008B inputs include the four sets of bits
to be added, A1 to A4 and B1 to B4, in addition to the
”Carry In” bit from a previous section.
HCC/HCF4008B outputs include the four sum bits,
S1 to S4. In addition to the high speed ”parallel-carry-
out” which may be utilized at a succeeding
HCC/HCF4008B section.
June 1989
PIN CONNECTIONS
1/13
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HCC/HCF4008B
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
Unit
VDD* Supply Voltage : HC C Types
H CF Types
– 0.5 to + 20
– 0.5 to + 18
V
V
V i Input Voltage
II DC Input Current (any one input)
– 0.5 to VDD + 0.5
± 10
V
mA
Pto t Total Power Dissipation (per package)
Dissipation per Output Transistor
for To p = Full Package-temperature Range
T o p Operating Temperature : HCC Types
H CF Types
200
100
– 55 to + 125
– 40 to + 85
mW
mW
°C
°C
T s tg Storage Temperature
– 65 to + 150
°C
Stresses above those listed under ”Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress
rating only and functional operation of the device at these or any other conditions above those indicated in the operational sec-
tions of this specification is not implied. Exposure to absolute maximum rating conditions for external periods may affect device
r eli abil ity .
* All voltage values are referred to VSS pin voltage.
RECOMMENDED OPERATING CONDITIONS
Symbol
Parameter
VDD Supply Voltage : HCC Types
HC F Types
VI Input Voltage
T o p Operating Temperature : HCC Types
H CF Types
Value
3 to 18
3 to 15
0 to VDD
– 55 to + 125
– 40 to + 85
Unit
V
V
V
°C
°C
2/13
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LOGIC DIAGRAM
HCC/HCF4008B
TRUTH TABLE
Ai Bi CI CO SUM
O OO OO
I OOO I
O I OO I
I IO IO
OO I O I
IOI
IO
O I I IO
I II II
3/13
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Номер в каталоге | Описание | Производители |
HCF4008B | 4-BIT FULL ADDER WITH PARALLEL CARRY OUTPUT | STMicroelectronics |
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