Renesas Electronics 74FCT521ATSOG, 8bit-Bit, Comparator, TTL

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Subtotal (1 pack of 5 units)*

£12.77

(exc. VAT)

£15.325

(inc. VAT)

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  • 350 unit(s) ready to ship
  • Plus 999,999,645 unit(s) shipping from 21 January 2026
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Units
Per unit
Per Pack*
5 - 5£2.554£12.77
10 - 20£2.304£11.52
25 - 105£2.176£10.88
110 +£2.132£10.66

*price indicative

Packaging Options:
RS Stock No.:
254-4982
Mfr. Part No.:
74FCT521ATSOG
Brand:
Renesas Electronics
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Brand

Renesas Electronics

Logic Family

CMOS

Logic Function

Comparator

Output Function

A=B

Number of Bits

8bit

Output Type

TTL

The Renesas Electronics 8-bit identity comparator built using an advanced dual metal CMOS technology. These devices compare two words of up to eight bits each and provide a low output when the two words match bit for bit. The expansion input IA = B also serves as an active low enable input.

A and C grades
Low input and output leakage ≤ 1 μA (max.)
CMOS power levels
High drive outputs (-15 mA IOH, 48 mA IOL)
Meets or exceeds JEDEC standard 18 specifications
Power off disable outputs permit "live insertion"
Available in SOIC and QSOP packages


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