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Part Number: 74ACT521SC
Description: The AC/ACT521 is an expandable 8-bit comparator. It compares two words of up to eight bits each and pr...
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74ACT521SC
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DataSheet
General Description
74ACT521SC General Description
The AC/ACT521 is an expandable 8-bit comparator. It compares two words of up to eight bits each and provides a LOW output when the two words match bit for bit. The expansion input IA = B also serves as an active LOW enable nput.
74ACT521SC Maximum Ratings
Supply Voltage (VCC).................. −0.5V to +7.0V
DC Input Diode Current (IIK)
VI = −0.5V ......................................... −20 mA
VI = VCC + 0.5V................................. +20 mA
DC Input Voltage (VI) .........−0.5V to VCC + 0.5V
DC Output Diode Current (IOK)
VO = −0.5V........................................ −20 mA
VO = VCC + 0.5V +20 mA
DC Output Voltage (VO) ......−0.5V to VCC + 0.5V
DC Output Source
or Sink Current (IO)............................ ±50 mA
DC VCC or Ground Current
per Output Pin (ICC or IGND)............... ±50 mA
Storage Temperature (TSTG)... −65°C to +150°C
Junction Temperature (TJ)
PDIP ......................................................140°C
DC Input Diode Current (IIK)
VI = −0.5V ......................................... −20 mA
VI = VCC + 0.5V................................. +20 mA
DC Input Voltage (VI) .........−0.5V to VCC + 0.5V
DC Output Diode Current (IOK)
VO = −0.5V........................................ −20 mA
VO = VCC + 0.5V +20 mA
DC Output Voltage (VO) ......−0.5V to VCC + 0.5V
DC Output Source
or Sink Current (IO)............................ ±50 mA
DC VCC or Ground Current
per Output Pin (ICC or IGND)............... ±50 mA
Storage Temperature (TSTG)... −65°C to +150°C
Junction Temperature (TJ)
PDIP ......................................................140°C
74ACT521SC Features
ICC reduced by 50%
Compares two 8-bit words in 6.5 ns typ
Expandable to any word length
20-pin package
Outputs source/sink 24 mA
ACT521 has TTL-compatible inputs
Compares two 8-bit words in 6.5 ns typ
Expandable to any word length
20-pin package
Outputs source/sink 24 mA
ACT521 has TTL-compatible inputs
74ACT521SC Connection Diagram
74ACT521SC
PDF/DataSheet Download
- Datasheet: 74ACT521SC
- File Size: 82122 KB
- Manufacturer: FAIRCHILD [Fairchild Semiconductor]
- Click here to Download
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74ACT521SC Relative Products
74ACT521PC
The 74ACT521PC is an expandable 8-bit comparator. It compares two words of up to eight bits each and provides a LOW output when the two words match bit for bit. The expansion input IA = B also serves as an active LOW enable input.
74ACT521MTCX
IC COMPARATOR ID 8BIT 20TSSOP
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74ACT521MTC
The74ACT521MTC is an expandable 8-bit comparator. It compares two words of up to eight bits each and provides a LOW output when the two words match bit for bit. The expansion input IA = B also serves as an active LOW enable input.
74ACT521
The 74ACT521 is an expandable 8-bit comparator. It compares two words of up to eight bits each and provides a LOW output when the two words match bit for bit. The expansion input I#A = B also serves as an active LOW enable input.
74ACT520SJX
IC COMPARATOR ID 8BIT 20SOP
74ACT520SCX
IC COMPARATOR ID 8BIT 20SOIC
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