M54HC283 M74HC283 4-BIT BINARY FULL ADDER HIGH SPEED (T

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M54HC283 M74HC283 4-BIT BINARY FULL ADDER HIGH SPEED (T

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SGS-THOMSON
M54HC283 M74HC283
4-BIT BINARY FULL ADDER
HIGH SPEED
(TYP.) VCc= POWER DISSIPATION (MAX.) HIGH NOISE IMMUNITY VN|L= (MIN). OUTPUT DRIVE CAPABILITY LSTTL LOADS
SYMMETRICAL OUTPUT IMPEDANCE
MOHI (MIN.)
BALANCED PROPAGATION DELAYS
tpLH tPHL
HIGH NOISE IMMUNITY
VnIH Vnil= (MIN).
WIDE OPERATING VOLTAGE RANGE
(OPR)
FULL-CARRY LOOK-AHEAD ACROSS
FOUR BITS
PARTIAL LOOK-AHEAD WITH ECONOMY RIPPLY CARRY FUNCTION COMPATIBLE WITH 54/74LS283
DESCRIPTION
M54/74HC283 high speed CMOS 4-BIT BINARY FULL ADDER fabricated silicon gate C2MOS technology. same high speed performance LSTTL combined with true CMOS power consumption.
outputs provided each resultant carry (C4) obtained from fourth bit. This adder features full internal look ahead across four bits. binary adder easily built cascading without additional logic. inputs equipped with protection circuits against static discharge transient excess voltage.
October 1988
Plastic Package
Ceramic Frit Seal Package
Micro Package Plastic Chip Carrier
ORDERING NUMBERS: M54HC283 M74HC283
M74HC283 M74HC283
M74HC283
CONNECTIONS (top view)
1112 nnnnn
Internal Connection
This Material Copyrighted Respective Manufacturer
M54/74HC283
TRUTH TABLE bit) BLOCK DIAGRAM
INPUTS OUTPUTS
Cn-1
LOGIC DIAGRAM
2/5_ SGS-1HOMSON
MDGisoiyieinsoHitiiES
This Material Copyrighted Respective Manufacturer
M54/74HC283
ABSOLUTE MAXIMUM RATINGS
Symbol Parameter Value Unit
Supply Voltage -0.5
Input Voltage -0.5 VCc+
Output Voltage -0.5 Vcc+
Input Diode Current
Output Diode Current
Output Source Sink Current Output
'gnd Ground Current
Power Dissipation
Tstg Storage Temperature
Absolute Maximum Ratings those values beyond which damage device occur. Functional operation under these condition implied.
j(*) derate
RECOMMENDED OPERATING CONDITIONS
Symbol Parameter Value Unit
Supply Voltage
Input Voltage
Output Voltage
74HC Series Operating Temperature 54HC Serjes
Input Rise Fall Time 4.5V 1000
INPUT OUTPUT EQUIVALENT CIRCUIT
vcc"
-O0UTPU7
SGS-THOMSON
This Material Copyrighted Respective Manufacturer
M54/74HC283
ELECTRICAL CHARACTERISTICS
Symbol Parameter Test Condition 54HC 74HC 74HC 54HC Unit
Min. Typ. Max. Min. Max. Min. Max.
High Level Input Voltage 3.15 3.15 3.15
Level Input Voltage 1.35 1.35 1.35
High Level Output Voltage
-5.2 4.18 5.68 4.31 4.13 5.63 4.10 5.60
Level Output Voltage
0.17 0.18 0.26 0.26 0.33 0.33 0.40 0.40
Input Leakage Current
Quiescent Supply Current
ELECTRICAL CHARACTERISTICS (VCc CL=15pF, Input 6ns)
Symbol Parameter 54HC 74HC Unit
Min. Typ. Max.
tTLH tTHL Output Transition Time
tpLH tpHL Propagation Delay Time (CO-En)
tpLH tpHL Propagation Delay Time (C0-C4)
tpLH tpHL Propagation Delay Time (An, Bn-En)
tpLH tPHL Propagation Delay Time (An, Bn-C4)
4/5_ SCS-THOMSON
MDGffiOffiLICTWSSlGS
This Material Copyrighted Respective Manufacturer
M54/74HC283
ELECTRICAL CHARACTERISTICS 50pF, Input 6ns)
Symbol Parameter Test Condition 54HC 74HC 74HC Unit
Min. Typ. Max. Min. Max. Min. Max.
'tlh Output Transition
tTHL Time
lPLH Propagation Delay
tpHL Time
(CO-Ln)
tpLH Propagation Delay
Time
(C0-C4)
tpLH Propagation Delay
lPHL Time
(An, Bn-En)
tpLH Propagation Delay
lPHL Time
(An, Bn-C4)
Input Capacitance
Power Dissipation
Capacitance
Note defined value IC's internal equivalent capacitance which calculated from operating current consumption without load. (Refer Test Circuit) Average operating current lcc(opr)=
SWITCHING CHARACTERISTICS TEST WAVEFORM
output
positive pulse)
output
negative pulse)
<thl
-gnd
-v0m -Vol -Voh
-v0l
TEST CIRCUIT (Opr.)
INPUT WAVEFORM SAME THAT CASE SWITCHING CHARACTERISTICS TEST.
SCS-THOMSON
This Material Copyrighted Respective Manufacturer

M54HC283 M74HC283 4-BIT BINARY FULL ADDER HIGH SPEED (T

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