74F521 Series

8-Bit Identity/Magnitude Comparators (P=Q) with Enable

Catalog(3 parts)

Part	Voltage - Supply▲▼	Voltage - Supply▲▼	Package / Case▲▼	Package / Case	Max Propagation Delay @ V, Max CL▲▼	Number of Bits▲▼	Operating Temperature▲▼	Current - Output High, Low▲▼	Current - Output High, Low▲▼	Output Function	Supplier Device Package	Mounting Type	Type
Texas Instruments SN74F521DWR Magnitude Comparator Bit Active Low Output A=B 20-SOIC	5.5 V	4.5 V	0.007493000011891127 m, 0.007499999832361937 m	20-SOIC	9.99999993922529e-9 s	8 ul	70 °C	0.019999999552965164 A	0.0010000000474974513 A	A=B	20-SOIC	Surface Mount	Identity Comparator
Texas Instruments SN74F521NSR Magnitude Comparator Bit Active Low Output A=B 20-SO	5.5 V	4.5 V	0.0052999998442828655 m, 0.005308600142598152 m	20-SOIC	9.99999993922529e-9 s	8 ul	70 °C	0.019999999552965164 A	0.0010000000474974513 A	A=B	20-SO	Surface Mount	Identity Comparator
Texas Instruments SN74F521DW Magnitude Comparator Bit Active Low Output A=B 20-SOIC	5.5 V	4.5 V	0.007493000011891127 m, 0.007499999832361937 m	20-SOIC	9.99999993922529e-9 s	8 ul	70 °C	0.019999999552965164 A	0.0010000000474974513 A	A=B	20-SOIC	Surface Mount	Identity Comparator

Key Features

• Compares Two 8-Bit WordsPackage Options Include Plastic Small-Outline Packages, Ceramic Chip Carriers, and Standard Plastic and Ceramic 300-mil DIPsCompares Two 8-Bit WordsPackage Options Include Plastic Small-Outline Packages, Ceramic Chip Carriers, and Standard Plastic and Ceramic 300-mil DIPs

Description

These identity comparators perform comparisons on two 8-bit binary or BCD words. They provideoutputs. The SN54F521 is characterized for operation over the full military temperature range of -55°C to 125°C. The SN74F521 is characterized for operation from 0°C to 70°C. These identity comparators perform comparisons on two 8-bit binary or BCD words. They provideoutputs. The SN54F521 is characterized for operation over the full military temperature range of -55°C to 125°C. The SN74F521 is characterized for operation from 0°C to 70°C.