SN74F521N

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Texas Instruments

8-BIT IDENTITY/MAGNITUDE COMPARATORS (P=Q) WITH ENABLE

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SN74F521N

Active

Texas Instruments

8-BIT IDENTITY/MAGNITUDE COMPARATORS (P=Q) WITH ENABLE

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Description Specifications Series Pricing CAD Documents

Description

General part information

74F521 Series

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.

Technical Specifications

Parameters and characteristics for this part

Specification	SN74F521N

Current - Output High	1 mA
Current - Output Low	20 mA
Max CL	50 pF
Max Propagation Delay	10 ns
Mounting Type	Through Hole
Number of Bits	8 bits
Operating Temperature (Max)	70 °C
Operating Temperature (Min)	0 °C
Output	Active Low
Output Function	A=B
Package Length	0.3 in
Package Name	20-PDIP, 20-DIP
Package Width	7.62 mm
Type	Identity Comparator
Voltage - Supply (Maximum)	5.5 V
Voltage - Supply (Minimum)	4.5 V

74F521 Series

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

Part	Type	Max Propagation Delay	Max CL	Current - Output High	Current - Output Low	Package Name	Output	Voltage - Supply (Maximum)	Voltage - Supply (Minimum)	Output Function	Mounting Type	Operating Temperature (Max)	Package Length	Package Width	Number of Bits
Texas Instruments SN74F521DWR	Identity Comparator	10 ns	50 pF	1 mA	20 mA	20-SOIC	Active Low	5.5 V	4.5 V	A=B	Surface Mount	70 °C	0.295 in	7.5 mm	8 bits
Texas Instruments 74F521DC		10 ns	50 pF	1 mA	20 mA		Active Low			A=B	Surface Mount	70 °C			8 bits
Texas Instruments SN74F521NSR	Identity Comparator	10 ns	50 pF	1 mA	20 mA	20-SO 20-SOIC	Active Low	5.5 V	4.5 V	A=B	Surface Mount	70 °C	0.209 in	5.3 mm	8 bits
Texas Instruments SN74F521DW	Identity Comparator	10 ns	50 pF	1 mA	20 mA	20-SOIC	Active Low	5.5 V	4.5 V	A=B	Surface Mount	70 °C	0.295 in	7.5 mm	8 bits
Texas Instruments SN74F521N	Identity Comparator	10 ns	50 pF	1 mA	20 mA	20-DIP 20-PDIP	Active Low	5.5 V	4.5 V	A=B	Through Hole	70 °C	0.3 in	7.62 mm	8 bits

Pricing

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CAD

3D models and CAD resources for this part

Documents

Technical documentation and resources

8-Bit Identity Comparators datasheet