These magnitude comparators perform comparisons of two eight-bit binary or BCD words. All types provide P=Q outputs and provide P>Q outputs. The HD74HC682 features 20 kΩ pullup termination resistors on the Q inputs for analog or switch data. Type HD74HC682 HD74HC684 P=Q Yes Yes P>Q Yes Yes Output Enable No No 20 kΩ Pullup Yes No Features • High Speed .
20 kΩ pullup termination resistors on the Q inputs for analog or switch data.
Type HD74HC682 HD74HC684
P=Q Yes Yes
P>Q Yes Yes
Output Enable No No
20 kΩ Pullup Yes No
Features
• High Speed Operation
• High Output Current: Fanout of 10 LSTTL Loads
• Wide Operating Voltage: VCC = 2 to 6 V
• Low Input Current: 1 µA max
• Low Quiescent Supply Current: ICC (static) = 4 µA max (Ta = 25°C)
• Ordering Information
Part Name
Package Type
Package Code (Previous Code)
Package Abbreviation
HD74HC682P HD74HC684P
DILP-20 pin
PRDP0020AC-B (DP-20NEV)
P
HD74HC682RPEL HD74HC684RPEL
SOP-20 pin.
These magnitude comparators perform comparisons of two eight-bit binary or BCD words. All types provide P=Q outputs and .
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | HD74HC680 |
Hitachi Semiconductor |
12-bit Address Comparator | |
2 | HD74HC680 |
Renesas |
12-bit Address Comparator | |
3 | HD74HC682 |
Hitachi Semiconductor |
8-bit Magnitude Comparator | |
4 | HD74HC682 |
Renesas |
8-bit Magnitude Comparator | |
5 | HD74HC688 |
Hitachi Semiconductor |
8-bit Magnitude Comparator | |
6 | HD74HC688 |
Renesas |
8-bit Magnitude Comparator | |
7 | HD74HC620 |
Hitachi Semiconductor |
Octal Bus Transceivers | |
8 | HD74HC620 |
Renesas |
Octal Bus Transceivers | |
9 | HD74HC623 |
Hitachi Semiconductor |
Octal Bus Transceivers | |
10 | HD74HC623 |
Renesas |
Octal Bus Transceivers | |
11 | HD74HC640 |
Hitachi Semiconductor |
Octal Bus Transceivers | |
12 | HD74HC640 |
Renesas |
Octal Bus Transceivers |