74HC283D,652 NXP Semiconductors, 74HC283D,652 Datasheet - Page 13

• Manufacturer Part Number: 74HC283D,652
• Description: IC 4BIT BINARY FULL ADDER 16SOIC
• Manufacturer: NXP Semiconductors
• Series: 74HCr

Specifications of 74HC283D,652

• Logic Type: Binary Full Adder with Fast Carry
• Supply Voltage: 2 V ~ 6 V
• Number Of Bits: 4
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 74HC283D; 74HC283D; 933757290652

Philips Semiconductors
9397 750 13811
Product data sheet
the second stage on S3. As long as A3 and B3 are the same, HIGH or LOW, they do not
influence S3. Similarly, when A3 and B3 are the same, the carry into the third stage does
not influence the carry out of the third stage.
Figure 10
equally weighted. The outputs S1, S2 and S3 produce a binary number equal to the
number inputs (I1 to I5) that are HIGH.
Figure 11
inputs (I1 to I5) are HIGH, the output M5 is HIGH.
Fig 8. 3-bit adder
Fig 10. 5-input encoder
shows a method of implementing a 5-input encoder, where the inputs are
shows a method of implementing a 5-input majority gate. When three or more
L
I5
I4
I3
I2
I1
L
B4
A4
B3
A3
B2
A2
B1
A1
B4
A4
B3
A3
B2
A2
B1
A1
COUT
COUT
Rev. 03 — 11 November 2004
CIN
CIN
001aab900
S4
S3
S2
S1
S4
S3
S2
S1
001aab902
C3
Fig 9. 2-bit and 1-bit adder
Fig 11. 5-input majority gate
4-bit binary full adder with fast carry
I5
I4
I3
I2
I1
C10
B10
A10
B2
A2
B1
A1
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
B4
A4
B3
A3
B2
A2
B1
A1
B4
A4
B3
A3
B2
A2
B1
A1
COUT
CIN
COUT
CIN
001aab901
C1
CIN
S4
S3
S2
S1
001aab903
74HC283
S4
S3
S2
S1
S10
C2
S2
S1
M5
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