
MOTOROLA CMOS LOGIC DATA
6–441
MC14560B
SUMMARY
The concepts of binary code representations for decimal
numbers, addition, and complement subtraction were dis-
cussed in detail. Using the basic Adder and Complementer
MSI blocks, adder/subtracters for both signed and unsigned
numbers were illustrated with examples.
REFERENCES
1. Chu, Y.:
Digital Computer Design Fundamentals, New
York, McGraw–Hill, 1962.
2.
McMOS Handbook, Motorola Inc., 1st Edition.
3. Beuscher, H.:
Electronic Switching Theory and Circuits,
New York, Van Nostrand Reinhold, 1971.
4. Garrett, L.: CMOS May Help Majority Logic Win De-
signer’s Vote,
Electronics, July 19, 1973.
5. Richards, R.:
Digital Design, New York, Wiley–
Interscience, 1971.
Figure 7. Adder/Subtracter for Unsigned NBCD Numbers
A1
B1
A2
B2
An
Bn
Cin
C
Cout
Cin
C
Cout
Cin
C
Cout
R1
R2
Rn
MSD
BASIC
SUBTRACT
BLOCK
LSD
ADD/SUBTRACT
(“1”/“0”)
1/6 MC14572
1/6 MC14572
OVERFLOW = “1”
UNDERFLOW = “1”
(NEGATIVE RESULT)
Typical Add/Subtract Time = 0.6 + 0.4 n
µ
s
where n = Number of Decades
Содержание CMOS Logic
Страница 1: ......
Страница 5: ...iv MOTOROLA CMOS LOGIC DATA ...
Страница 6: ...Master Index 1 ...
Страница 12: ...Product Selection Guide 2 ...
Страница 17: ...The Better Program 3 ...
Страница 20: ...B and UB Series Family Data 4 ...
Страница 25: ...CMOS Handling and Design Guidelines 5 ...
Страница 32: ...CMOS Handling and Design Guidelines 5 ...
Страница 39: ...Data Sheets 6 ...
Страница 69: ...MOTOROLA CMOS LOGIC DATA 6 31 MC14008B Figure 5 Logic Diagram Cin A1 B1 A2 B2 A3 B3 A4 B4 S1 S2 S3 S4 Cout ...
Страница 234: ...MOTOROLA CMOS LOGIC DATA MC14174B 6 196 FUNCTIONAL BLOCK DIAGRAM TIMING DIAGRAM ...
Страница 238: ...MOTOROLA CMOS LOGIC DATA MC14175B 6 200 FUNCTIONAL BLOCK DIAGRAM TIMING DIAGRAM ...
Страница 555: ...CMOS Reliability 7 ...
Страница 561: ...Equivalent Gate Count 8 ...
Страница 563: ...Packaging Information Including Surface Mounts 9 ...
Страница 571: ......